<rdf:RDF xmlns:burst="http://xmlns.com/burst/0.1/" xmlns:admin="http://webns.net/mvcb/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:syn="http://purl.org/rss/1.0/modules/syndication/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:taxo="http://purl.org/rss/1.0/modules/taxonomy/" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:cc="http://web.resource.org/cc/" xmlns:xsd="http://www.w3.org/2001/XMLSchema#" xmlns:swrc="http://swrc.ontoware.org/ontology#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns="http://purl.org/rss/1.0/" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"><channel rdf:about="http://www.bibsonomy.org/burst/user/stumme/folksonomies"><title>BibSonomy publications for /user/stumme/folksonomies</title><link>http://www.bibsonomy.org/burst/user/stumme/folksonomies</link><description>BibSonomy BuRST Feed for /user/stumme/folksonomies</description><dc:date>2008-07-26T21:51:41+02:00</dc:date><items><rdf:Seq><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2a333df6fdc7ff9322e3ce03988a7965e/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/203d349d70b578ca9ac3155f661151868/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/23b0aca61b24e4343bd80390614e3066e/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/26d5188d66564fe4ed7386e28868504de/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/27fab7108fc3cf9c3f7bc4e81846969f9/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2359e1eccdc524334d4a2ad51330f76ae/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2a412eda2e397f691b5581e0622c50eeb/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2eb0bdaeab0aa5d4c528c97e2b10770b9/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/23f516f1db21a92cffef31b7c7ab4aeb1/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/238ab0f59191ec7ed1f0e9325685c2860/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2582641c05e7a0b9396945a951822c83f/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2692ba5b6c617bd6174d0bc6f184ab8dc/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2334d3ab11400c4a3ea3ed5b1e95c1855/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2cca8a679a78e2bced9a5cc268cfd3aaa/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2bb8ecec699a2f129322fe334747c6aef/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2f852d7a909fa3edceb04abb7d2a20f71/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2e387c294129e11f4221514d5fa807e26/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/2538506c12052e211d668175798e93e21/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/bibtex/286dfa7631679ab62cd424d26e4834aff/stumme"/></rdf:Seq></items></channel><item rdf:about="http://www.bibsonomy.org/bibtex/2a333df6fdc7ff9322e3ce03988a7965e/stumme"><title>Das Entstehen von Semantik in BibSonomy</title><link>http://www.bibsonomy.org/bibtex/2a333df6fdc7ff9322e3ce03988a7965e/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-06-10T22:32:17+02:00</dc:date><dc:subject>stumme semantik schmitz tagorapub UniK nepomuk folksonomy semantics 2006 tags BibSonomy bibsonomy folksonomies jaeschke tagora pagerank association hotho rules folkrank tagging </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Robert &lt;a href=&#034;http://www.bibsonomy.org/author/Jäschke&#034;&gt;J&amp;#228;schke&lt;/a&gt;  and Christoph &lt;a href=&#034;http://www.bibsonomy.org/author/Schmitz&#034;&gt;Schmitz&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Social Software in der Wertsch&amp;#246;pfung, &lt;/em&gt;&lt;em&gt;Baden-Baden, &lt;/em&gt;&lt;em&gt;Nomos, &lt;/em&gt;(&lt;em&gt;2006&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/stumme"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/semantik"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/schmitz"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/UniK"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/nepomuk"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/semantics"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2006"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tags"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/BibSonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/bibsonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/jaeschke"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagora"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/pagerank"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/association"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/hotho"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/rules"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folkrank"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2a333df6fdc7ff9322e3ce03988a7965e/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2a333df6fdc7ff9322e3ce03988a7965e/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://www.kde.cs.uni-kassel.de/stumme/papers/2006/hotho2006entstehen.pdf"/><swrc:date>Tue Jun 10 22:32:17 CEST 2008</swrc:date><swrc:address>Baden-Baden</swrc:address><swrc:booktitle>Social Software in der Wertschöpfung</swrc:booktitle><swrc:publisher><swrc:Organization swrc:name="Nomos"/></swrc:publisher><swrc:title>Das Entstehen von Semantik in BibSonomy</swrc:title><swrc:year>2006</swrc:year><swrc:keywords>stumme semantik schmitz tagorapub UniK nepomuk folksonomy semantics 2006 tags BibSonomy bibsonomy folksonomies jaeschke tagora pagerank association hotho rules folkrank tagging </swrc:keywords><swrc:abstract>Immer mehr Soziale-Lesezeichen-Systeme entstehen im heutigen Web. In solchen Systemen erstellen die Nutzer leichtgewichtige begriffliche Strukturen, so genannte Folksonomies. Ihren Erfolg verdanken sie der Tatsache, dass man keine speziellen Fähigkeiten benötigt, um an der Gestaltung mitzuwirken. In diesem Artikel beschreiben wir unser System BibSonomy. Es erlaubt das Speichern, Verwalten und Austauschen sowohl von Lesezeichen (Bookmarks) als auch von Literaturreferenzen in Form von BibTeX-Einträgen. Die Entwicklung des verwendeten Vokabulars und der damit einhergehenden Entstehung einer gemeinsamen Semantik wird detailliert diskutiert.</swrc:abstract><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Andreas Hotho"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Robert Jäschke"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Christoph Schmitz"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Gerd Stumme"/></rdf:_4></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/203d349d70b578ca9ac3155f661151868/stumme"><title>The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems</title><link>http://www.bibsonomy.org/bibtex/203d349d70b578ca9ac3155f661151868/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-06-09T21:10:50+02:00</dc:date><dc:subject>social tagorapub web folksonomies 2008 web2.0 myown systems tagger bookmarking folksonomy 2.0 spam </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Beate &lt;a href=&#034;http://www.bibsonomy.org/author/Krause&#034;&gt;Krause&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web, &lt;/em&gt;(&lt;em&gt;2008&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/social"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/web"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2008"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/web2.0"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/systems"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagger"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/bookmarking"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2.0"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/spam"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/203d349d70b578ca9ac3155f661151868/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/203d349d70b578ca9ac3155f661151868/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://airweb.cse.lehigh.edu/2008/submissions/krause_2008_anti_social_tagger.pdf"/><swrc:date>Mon Jun 09 21:10:50 CEST 2008</swrc:date><swrc:booktitle>Proc. of the Fourth International Workshop on  Adversarial Information Retrieval on the Web</swrc:booktitle><swrc:title>The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems</swrc:title><swrc:year>2008</swrc:year><swrc:keywords>social tagorapub web folksonomies 2008 web2.0 myown systems tagger bookmarking folksonomy 2.0 spam </swrc:keywords><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Beate Krause"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Hotho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Gerd Stumme"/></rdf:_3></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/23b0aca61b24e4343bd80390614e3066e/stumme"><title>Semantic Analysis of Tag Similarity Measures in Collaborative Tagging Systems</title><link>http://www.bibsonomy.org/bibtex/23b0aca61b24e4343bd80390614e3066e/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-06-09T14:05:11+02:00</dc:date><dc:subject>web2.0 systems web 2008 folksonomy 2.0 tagging myown folksonomies collaborative semantic </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Ciro &lt;a href=&#034;http://www.bibsonomy.org/author/Cattuto&#034;&gt;Cattuto&lt;/a&gt;  and Dominik &lt;a href=&#034;http://www.bibsonomy.org/author/Benz&#034;&gt;Benz&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Proceedings of the 3rd Workshop on Ontology Learning and Population (OLP3), &lt;/em&gt;&lt;em&gt;Patras, Greece, &lt;/em&gt;&lt;em&gt;July2008. &lt;/em&gt;</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/web2.0"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/systems"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/web"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2008"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2.0"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/collaborative"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/semantic"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/23b0aca61b24e4343bd80390614e3066e/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/23b0aca61b24e4343bd80390614e3066e/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://olp.dfki.de/olp3/"/><swrc:date>Mon Jun 09 14:05:11 CEST 2008</swrc:date><swrc:address>Patras, Greece</swrc:address><swrc:booktitle>Proceedings of the 3rd Workshop on Ontology Learning and Population (OLP3)</swrc:booktitle><swrc:month>July</swrc:month><swrc:title>Semantic Analysis of Tag Similarity Measures in Collaborative Tagging Systems</swrc:title><swrc:year>2008</swrc:year><swrc:keywords>web2.0 systems web 2008 folksonomy 2.0 tagging myown folksonomies collaborative semantic </swrc:keywords><swrc:abstract>Social bookmarking systems allow users to organise collections of resources on the Web in a collaborative fashion. The increasing popularity of these systems as well as first insights into their emergent semantics have made them relevant to disciplines like knowledge extraction and ontology learning. The problem of devising methods to measure the semantic relatedness between tags and characterizing it semantically is still largely open. Here we analyze three measures of tag relatedness: tag co-occurrence, cosine similarity of co-occurrence distributions, and FolkRank, an adaptation of the PageRank algorithm to folksonomies. Each measure is computed on tags from a large-scale dataset crawled from the social bookmarking system del.icio.us. To provide a semantic grounding of our findings, a connection to WordNet (a semantic lexicon for the English language) is established by mapping tags into synonym sets of WordNet, and applying there well-known metrics of semantic similarity. Our results clearly expose different characteristics of the selected measures of relatedness, making them applicable to different subtasks of knowledge extraction such as synonym detection or discovery of concept hierarchies.</swrc:abstract><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Ciro Cattuto"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Dominik Benz"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Andreas Hotho"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Gerd Stumme"/></rdf:_4></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/26d5188d66564fe4ed7386e28868504de/stumme"><title>Conceptual Clustering of Social Bookmark Sites</title><link>http://www.bibsonomy.org/bibtex/26d5188d66564fe4ed7386e28868504de/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-06-09T12:32:10+02:00</dc:date><dc:subject>bookmarking myown social folksonomy folksonomies tagorapub 2007 tagging conceptual collaborative bookmark clustering Social </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Miranda &lt;a href=&#034;http://www.bibsonomy.org/author/Grahl&#034;&gt;Grahl&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivit&amp;#228;t (LWA 2007), &lt;/em&gt;&lt;em&gt;page50-54. &lt;/em&gt;&lt;em&gt;Martin-Luther-Universit&amp;#228;t Halle-Wittenberg, &lt;/em&gt;&lt;em&gt;sep2007. &lt;/em&gt;</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/bookmarking"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/social"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2007"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/conceptual"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/collaborative"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/bookmark"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/clustering"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/Social"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/26d5188d66564fe4ed7386e28868504de/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/26d5188d66564fe4ed7386e28868504de/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://www.kde.cs.uni-kassel.de/hotho/pub/2007/kdml_recommender_final.pdf"/><swrc:date>Mon Jun 09 12:32:10 CEST 2008</swrc:date><swrc:booktitle>Workshop Proceedings of Lernen - Wissensentdeckung - Adaptivität (LWA 2007)</swrc:booktitle><swrc:month>sep</swrc:month><swrc:pages>50-54</swrc:pages><swrc:publisher><swrc:Organization swrc:name="Martin-Luther-Universität Halle-Wittenberg"/></swrc:publisher><swrc:title>Conceptual Clustering of Social Bookmark Sites</swrc:title><swrc:year>2007</swrc:year><swrc:keywords>bookmarking myown social folksonomy folksonomies tagorapub 2007 tagging conceptual collaborative bookmark clustering Social </swrc:keywords><swrc:hasExtraField><swrc:Field swrc:value="978-3-86010-907-6" swrc:key="isbn"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="14" swrc:key="vgwort"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Miranda Grahl"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Hotho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Gerd Stumme"/></rdf:_3></rdf:Seq></swrc:author><swrc:editor><rdf:Seq><rdf:_1><swrc:Person swrc:name="Alexander Hinneburg"/></rdf:_1></rdf:Seq></swrc:editor></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/27fab7108fc3cf9c3f7bc4e81846969f9/stumme"><title>Paradigmatic and Syntagmatic Relations in Knowledge Organization Systems</title><link>http://www.bibsonomy.org/bibtex/27fab7108fc3cf9c3f7bc4e81846969f9/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-05-27T12:41:01+02:00</dc:date><dc:subject>paradigms folksonomy syntagmatic paradigmatic syntagms folksonomies </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Isabella &lt;a href=&#034;http://www.bibsonomy.org/author/Peters&#034;&gt;Peters&lt;/a&gt;  and Katrin &lt;a href=&#034;http://www.bibsonomy.org/author/Weller&#034;&gt;Weller&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Information Wissenschaft und Praxis&lt;/em&gt;&lt;em&gt;59(2):100-107&lt;/em&gt;(&lt;em&gt;2008&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/paradigms"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/syntagmatic"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/paradigmatic"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/syntagms"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/27fab7108fc3cf9c3f7bc4e81846969f9/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/27fab7108fc3cf9c3f7bc4e81846969f9/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#Article"/><owl:sameAs rdf:resource="http://wwwalt.phil-fak.uni-duesseldorf.de/infowiss/admin/public_dateien/files/35/1204555002peters013_.htm"/><swrc:date>Tue May 27 12:41:01 CEST 2008</swrc:date><swrc:journal>Information Wissenschaft und Praxis</swrc:journal><swrc:number>2</swrc:number><swrc:pages>100-107</swrc:pages><swrc:title>Paradigmatic and Syntagmatic Relations in Knowledge Organization Systems</swrc:title><swrc:volume>59</swrc:volume><swrc:year>2008</swrc:year><swrc:keywords>paradigms folksonomy syntagmatic paradigmatic syntagms folksonomies </swrc:keywords><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Isabella Peters"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Katrin Weller"/></rdf:_2></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2359e1eccdc524334d4a2ad51330f76ae/stumme"><title>Logsonomy &#8212; A Search Engine Folksonomy</title><link>http://www.bibsonomy.org/bibtex/2359e1eccdc524334d4a2ad51330f76ae/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-04-15T15:02:22+02:00</dc:date><dc:subject>2008 logsonomies engine logsonomy folksonomy tagorapub myown search folksonomies </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Robert &lt;a href=&#034;http://www.bibsonomy.org/author/Jäschke&#034;&gt;J&amp;#228;schke&lt;/a&gt;  and Beate &lt;a href=&#034;http://www.bibsonomy.org/author/Krause&#034;&gt;Krause&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008), &lt;/em&gt;&lt;em&gt;AAAI Press, &lt;/em&gt;(&lt;em&gt;2008&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2008"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/logsonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/engine"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/logsonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/search"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2359e1eccdc524334d4a2ad51330f76ae/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2359e1eccdc524334d4a2ad51330f76ae/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://www.kde.cs.uni-kassel.de/hotho/pub/2008/Krause2008logsonomy_short.pdf"/><swrc:date>Tue Apr 15 15:02:22 CEST 2008</swrc:date><swrc:booktitle>Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008)</swrc:booktitle><swrc:publisher><swrc:Organization swrc:name="AAAI Press"/></swrc:publisher><swrc:title>Logsonomy — A Search Engine Folksonomy</swrc:title><swrc:year>2008</swrc:year><swrc:keywords>2008 logsonomies engine logsonomy folksonomy tagorapub myown search folksonomies </swrc:keywords><swrc:abstract>In social bookmarking systems users describe bookmarks
by keywords called tags. The structure behind
these social systems, called folksonomies, can be
viewed as a tripartite hypergraph of user, tag and resource
nodes. This underlying network shows specific
structural properties that explain its growth and the possibility
of serendipitous exploration.
Search engines filter the vast information of the web.
Queries describe a user’s information need. In response
to the displayed results of the search engine, users click
on the links of the result page as they expect the answer
to be of relevance. The clickdata can be represented as a
folksonomy in which queries are descriptions of clicked
URLs. This poster analyzes the topological characteristics
of the resulting tripartite hypergraph of queries,
users and bookmarks of two query logs and compares it
two a snapshot of the folksonomy del.icio.us.</swrc:abstract><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Robert Jäschke"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Beate Krause"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Andreas Hotho"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Gerd Stumme"/></rdf:_4></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2a412eda2e397f691b5581e0622c50eeb/stumme"><title>A Comparison of Social Bookmarking with Traditional Search</title><link>http://www.bibsonomy.org/bibtex/2a412eda2e397f691b5581e0622c50eeb/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-04-15T15:00:17+02:00</dc:date><dc:subject>search folksonomies tagorapub 2008 myown bookmarking folksonomy comparison social </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Beate &lt;a href=&#034;http://www.bibsonomy.org/author/Krause&#034;&gt;Krause&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Advances in Information Retrieval, 30th European Conference on IR Research, ECIR 2008, &lt;/em&gt;&lt;em&gt;page101-113. &lt;/em&gt;(&lt;em&gt;2008&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/search"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2008"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/bookmarking"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/comparison"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/social"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2a412eda2e397f691b5581e0622c50eeb/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2a412eda2e397f691b5581e0622c50eeb/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><swrc:date>Tue Apr 15 15:00:17 CEST 2008</swrc:date><swrc:booktitle>Advances in Information Retrieval, 30th European Conference on IR Research, ECIR 2008</swrc:booktitle><swrc:pages>101-113</swrc:pages><swrc:title>A Comparison of Social Bookmarking  with Traditional Search</swrc:title><swrc:year>2008</swrc:year><swrc:keywords>search folksonomies tagorapub 2008 myown bookmarking folksonomy comparison social </swrc:keywords><swrc:abstract>Social bookmarking systems allow users to store links to internet resources on a web page. As social bookmarking systems are growing in popularity, search algorithms have been developed that transfer the idea of link-based rankings in the Web to a social bookmarking system’s
data structure. These rankings differ from traditional search engine rankings in that they incorporate the rating of users. 

In this study, we compare search in social bookmarking systems with traditionalWeb search. In the first part, we compare the user activity and behaviour in both kinds of systems, as well as the overlap of the underlying sets of URLs. In the second part,we compare graph-based and vector space rankings for social bookmarking systems with commercial search engine rankings.

Our experiments are performed on data of the social bookmarking system Del.icio.us and on rankings and log data from Google, MSN, and AOL. We will show that part of the difference between the systems is due to different behaviour (e. g., the concatenation of multi-word lexems
to single terms in Del.icio.us), and that real-world events may trigger similar behaviour in both kinds of systems. We will also show that a graph-based ranking approach on folksonomies yields results that are closer to the rankings of the commercial search engines than vector space
retrieval, and that the correlation is high in particular for the domains that are well covered by the social bookmarking system.</swrc:abstract><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Beate Krause"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Hotho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Gerd Stumme"/></rdf:_3></rdf:Seq></swrc:author><swrc:editor><rdf:Seq><rdf:_1><swrc:Person swrc:name="Craig Macdonald"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Iadh Ounis"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Vassilis Plachouras"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Ian Ruthven"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Ryen W. White"/></rdf:_5></rdf:Seq></swrc:editor></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2eb0bdaeab0aa5d4c528c97e2b10770b9/stumme"><title>Discovering Shared Conceptualizations in Folksonomies</title><link>http://www.bibsonomy.org/bibtex/2eb0bdaeab0aa5d4c528c97e2b10770b9/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-03-28T17:54:33+01:00</dc:date><dc:subject>concept 2007 myown fca bibsonomy shared l3s discovering analysis folksonomies triadic formal </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Robert &lt;a href=&#034;http://www.bibsonomy.org/author/Jäschke&#034;&gt;J&amp;#228;schke&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Christoph &lt;a href=&#034;http://www.bibsonomy.org/author/Schmitz&#034;&gt;Schmitz&lt;/a&gt;  and Bernhard &lt;a href=&#034;http://www.bibsonomy.org/author/Ganter&#034;&gt;Ganter&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Journal of Web Semantics&lt;/em&gt;&lt;em&gt;6(1):38-53&lt;/em&gt;(&lt;em&gt;2008&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/concept"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2007"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/fca"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/bibsonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/shared"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/l3s"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/discovering"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/analysis"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/triadic"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/formal"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2eb0bdaeab0aa5d4c528c97e2b10770b9/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2eb0bdaeab0aa5d4c528c97e2b10770b9/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#Article"/><owl:sameAs rdf:resource="http://dx.doi.org/10.1016/j.websem.2007.11.004"/><swrc:date>Fri Mar 28 17:54:33 CET 2008</swrc:date><swrc:journal>Journal of Web Semantics</swrc:journal><swrc:number>1</swrc:number><swrc:pages>38-53</swrc:pages><swrc:title>Discovering Shared Conceptualizations in Folksonomies</swrc:title><swrc:volume>6</swrc:volume><swrc:year>2008</swrc:year><swrc:keywords>concept 2007 myown fca bibsonomy shared l3s discovering analysis folksonomies triadic formal </swrc:keywords><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Robert Jäschke"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Hotho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Christoph Schmitz"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Bernhard Ganter"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Gerd Stumme"/></rdf:_5></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/23f516f1db21a92cffef31b7c7ab4aeb1/stumme"><title>Ontologies Are Us: A Unified Model of Social Networks and Semantics</title><description>kdd</description><link>http://www.bibsonomy.org/bibtex/23f516f1db21a92cffef31b7c7ab4aeb1/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-03-28T12:11:30+01:00</dc:date><dc:subject>folksonomies FCA OntologyHandbook </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Peter &lt;a href=&#034;http://www.bibsonomy.org/author/Mika&#034;&gt;Mika&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;ISWC 2005, &lt;/em&gt;&lt;em&gt;volume3729ofLNCS, &lt;/em&gt;&lt;em&gt;page522-536. &lt;/em&gt;&lt;em&gt;Springer-Verlag, &lt;/em&gt;&lt;em&gt;November2005. &lt;/em&gt;</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/FCA"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/OntologyHandbook"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/23f516f1db21a92cffef31b7c7ab4aeb1/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/23f516f1db21a92cffef31b7c7ab4aeb1/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><swrc:date>Fri Mar 28 12:11:30 CET 2008</swrc:date><swrc:booktitle>ISWC 2005</swrc:booktitle><swrc:month>November</swrc:month><swrc:pages>522-536</swrc:pages><swrc:publisher><swrc:Organization swrc:name="Springer-Verlag"/></swrc:publisher><swrc:series>LNCS</swrc:series><swrc:title>{O}ntologies {A}re {U}s: {A} {U}nified {M}odel of {S}ocial {N}etworks
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    (ICDM 06)</swrc:booktitle><swrc:month>December</swrc:month><swrc:pages>907-911</swrc:pages><swrc:publisher><swrc:Organization swrc:name="IEEE Computer Society"/></swrc:publisher><swrc:title>TRIAS - An Algorithm for Mining Iceberg Tri-Lattices</swrc:title><swrc:year>2006</swrc:year><swrc:keywords>algorithm myown folksonomy FCA tri tagging trias nepomuk lattices OntologyHandbook formal folksonomies iceberg 2006 concept fca triadic analysis </swrc:keywords><swrc:hasExtraField><swrc:Field swrc:value="1550-4786" swrc:key="issn"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="0-7695-2701-9" swrc:key="isbn"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="19" swrc:key="vgwort"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="http://doi.ieeecomputersociety.org/10.1109/ICDM.2006.162" swrc:key="doi"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Robert J�schke"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Hotho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Christoph Schmitz"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Bernhard Ganter"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Gerd Stumme"/></rdf:_5></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2582641c05e7a0b9396945a951822c83f/stumme"><title>tagging, communities, vocabulary, evolution</title><description>tagging, communities, vocabulary, evolution</description><link>http://www.bibsonomy.org/bibtex/2582641c05e7a0b9396945a951822c83f/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-03-10T20:03:40+01:00</dc:date><dc:subject>evolution tagging vocabulary communities folksonomies folksonomy community </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Shilad &lt;a href=&#034;http://www.bibsonomy.org/author/Sen&#034;&gt;Sen&lt;/a&gt;  and Shyong K. &lt;a href=&#034;http://www.bibsonomy.org/author/Lam&#034;&gt;Lam&lt;/a&gt;  and Al Mamunur &lt;a href=&#034;http://www.bibsonomy.org/author/Rashid&#034;&gt;Rashid&lt;/a&gt;  and Dan &lt;a href=&#034;http://www.bibsonomy.org/author/Cosley&#034;&gt;Cosley&lt;/a&gt;  and Dan &lt;a href=&#034;http://www.bibsonomy.org/author/Frankowski&#034;&gt;Frankowski&lt;/a&gt;  and Jeremy &lt;a href=&#034;http://www.bibsonomy.org/author/Osterhouse&#034;&gt;Osterhouse&lt;/a&gt;  and F. &lt;a href=&#034;http://www.bibsonomy.org/author/Maxwell Harper&#034;&gt;Maxwell Harper&lt;/a&gt;  and John &lt;a href=&#034;http://www.bibsonomy.org/author/Riedl&#034;&gt;Riedl&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;CSCW &#039;06: Proceedings of the 2006 20th anniversary conference on Computer supported cooperative work, &lt;/em&gt;&lt;em&gt;page181--190. &lt;/em&gt;&lt;em&gt;New York, NY, USA, &lt;/em&gt;&lt;em&gt;ACM, &lt;/em&gt;(&lt;em&gt;2006&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/evolution"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/vocabulary"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/communities"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/community"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2582641c05e7a0b9396945a951822c83f/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2582641c05e7a0b9396945a951822c83f/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://portal.acm.org/citation.cfm?id=1180904"/><swrc:date>Mon Mar 10 20:03:40 CET 2008</swrc:date><swrc:address>New York, NY, USA</swrc:address><swrc:booktitle>CSCW &#039;06: Proceedings of the 2006 20th anniversary conference on Computer supported cooperative work</swrc:booktitle><swrc:pages>181--190</swrc:pages><swrc:publisher><swrc:Organization swrc:name="ACM"/></swrc:publisher><swrc:title>tagging, communities, vocabulary, evolution</swrc:title><swrc:year>2006</swrc:year><swrc:keywords>evolution tagging vocabulary communities folksonomies folksonomy community </swrc:keywords><swrc:abstract>A tagging community&#039;s vocabulary of tags forms the basis for social navigation and shared expression.We present a user-centric model of vocabulary evolution in tagging communities based on community influence and personal tendency. We evaluate our model in an emergent tagging system by introducing tagging features into the MovieLens recommender system.We explore four tag selection algorithms for displaying tags applied by other community members. We analyze the algorithms &#039;effect on vocabulary evolution, tag utility, tag adoption, and user satisfaction.</swrc:abstract><swrc:hasExtraField><swrc:Field swrc:value="Banff, Alberta, Canada" swrc:key="location"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="1-59593-249-6" swrc:key="isbn"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="http://doi.acm.org/10.1145/1180875.1180904" swrc:key="doi"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Shilad Sen"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Shyong K. 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P. &lt;a href=&#034;http://www.bibsonomy.org/author/Servedio&#034;&gt;Servedio&lt;/a&gt;  and Vittorio &lt;a href=&#034;http://www.bibsonomy.org/author/Loreto&#034;&gt;Loreto&lt;/a&gt;  and  &lt;a href=&#034;http://www.bibsonomy.org/author/&#034;&gt;&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Miranda &lt;a href=&#034;http://www.bibsonomy.org/author/Grahl&#034;&gt;Grahl&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;AI Communications Journal, Special Issue on &amp;quot;Network Analysis in Natural Sciences and Engineering&amp;quot;&lt;/em&gt;&lt;em&gt;20(4):245-262&lt;/em&gt;(&lt;em&gt;2007&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/fca"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/l3s"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2007"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/network"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/semantics"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/emergent"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2692ba5b6c617bd6174d0bc6f184ab8dc/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2692ba5b6c617bd6174d0bc6f184ab8dc/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#Article"/><owl:sameAs rdf:resource="http://www.kde.cs.uni-kassel.de/stumme/papers/2007/cattuto2007network.pdf"/><swrc:date>Fri Jan 18 16:03:19 CET 2008</swrc:date><swrc:journal>AI Communications Journal, Special Issue on &#034;Network Analysis in Natural Sciences and Engineering&#034;</swrc:journal><swrc:number>4</swrc:number><swrc:pages>245-262</swrc:pages><swrc:publisher><swrc:Organization swrc:name="IOS Press"/></swrc:publisher><swrc:title>Network Properties of Folksonomies</swrc:title><swrc:volume>20</swrc:volume><swrc:year>2007</swrc:year><swrc:keywords>myown folksonomies fca tagorapub l3s 2007 network semantics emergent folksonomy </swrc:keywords><swrc:hasExtraField><swrc:Field swrc:value="0921-7126" swrc:key="issn"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="67" swrc:key="vgwort"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Ciro Cattuto"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Christoph Schmitz"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Andrea Baldassarri"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Vito D. P. Servedio"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Vittorio Loreto"/></rdf:_5><rdf:_6><swrc:Person swrc:name=""/></rdf:_6><rdf:_7><swrc:Person swrc:name="Andreas Hotho"/></rdf:_7><rdf:_8><swrc:Person swrc:name="Miranda Grahl"/></rdf:_8><rdf:_9><swrc:Person swrc:name="Gerd Stumme"/></rdf:_9></rdf:Seq></swrc:author><swrc:editor><rdf:Seq><rdf:_1><swrc:Person swrc:name="Susanne Hoche"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Nürnberger"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Jürgen Flach"/></rdf:_3></rdf:Seq></swrc:editor></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2334d3ab11400c4a3ea3ed5b1e95c1855/stumme"><title>Conceptual Clustering of Social Bookmarking Sites</title><link>http://www.bibsonomy.org/bibtex/2334d3ab11400c4a3ea3ed5b1e95c1855/stumme</link><dc:creator>stumme</dc:creator><dc:date>2008-01-18T13:47:10+01:00</dc:date><dc:subject>sites tagorapub tagging myown social folksonomies 2007 folksonomy </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Miranda &lt;a href=&#034;http://www.bibsonomy.org/author/Grahl&#034;&gt;Grahl&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;7th International Conference on Knowledge Management (I-KNOW &#039;07), &lt;/em&gt;&lt;em&gt;page356-364. &lt;/em&gt;&lt;em&gt;Graz, Austria, &lt;/em&gt;&lt;em&gt;Know-Center, &lt;/em&gt;&lt;em&gt;SEP2007. &lt;/em&gt;</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/sites"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagorapub"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/social"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2007"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2334d3ab11400c4a3ea3ed5b1e95c1855/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2334d3ab11400c4a3ea3ed5b1e95c1855/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><swrc:date>Fri Jan 18 13:47:10 CET 2008</swrc:date><swrc:address>Graz, Austria</swrc:address><swrc:booktitle>7th International Conference on Knowledge Management (I-KNOW &#039;07)</swrc:booktitle><swrc:month>SEP</swrc:month><swrc:pages>356-364</swrc:pages><swrc:publisher><swrc:Organization swrc:name="Know-Center"/></swrc:publisher><swrc:title>Conceptual Clustering of Social Bookmarking Sites</swrc:title><swrc:year>2007</swrc:year><swrc:keywords>sites tagorapub tagging myown social folksonomies 2007 folksonomy </swrc:keywords><swrc:abstract>Currently, social bookmarking systems provide intuitive support for browsing locally their content. A global view is usually presented by the tag cloud of the
system, but it does not allow a conceptual drill-down, e. g., along a conceptual hierarchy. In this paper, we present a clustering approach for computing such a conceptual hierarchy for a given folksonomy. The hierarchy is complemented with ranked lists of users and resources most related to each cluster. The rankings are computed using our FolkRank algorithm. We have evaluated our approach on large scale data from the del.icio.us bookmarking system.</swrc:abstract><swrc:hasExtraField><swrc:Field swrc:value="0948-695x" swrc:key="issn"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Miranda Grahl"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Andreas Hotho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Gerd Stumme"/></rdf:_3></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2cca8a679a78e2bced9a5cc268cfd3aaa/stumme"><title>Visualizing tags over time</title><description>Visualizing tags over time</description><link>http://www.bibsonomy.org/bibtex/2cca8a679a78e2bced9a5cc268cfd3aaa/stumme</link><dc:creator>stumme</dc:creator><dc:date>2007-10-22T15:10:54+02:00</dc:date><dc:subject>visualisation visualizing folksonomies tagging </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Micah &lt;a href=&#034;http://www.bibsonomy.org/author/Dubinko&#034;&gt;Dubinko&lt;/a&gt;  and Ravi &lt;a href=&#034;http://www.bibsonomy.org/author/Kumar&#034;&gt;Kumar&lt;/a&gt;  and Joseph &lt;a href=&#034;http://www.bibsonomy.org/author/Magnani&#034;&gt;Magnani&lt;/a&gt;  and Jasmine &lt;a href=&#034;http://www.bibsonomy.org/author/Novak&#034;&gt;Novak&lt;/a&gt;  and Prabhakar &lt;a href=&#034;http://www.bibsonomy.org/author/Raghavan&#034;&gt;Raghavan&lt;/a&gt;  and Andrew &lt;a href=&#034;http://www.bibsonomy.org/author/Tomkins&#034;&gt;Tomkins&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;WWW &#039;06: Proceedings of the 15th international conference on World Wide Web, &lt;/em&gt;&lt;em&gt;page193--202. &lt;/em&gt;&lt;em&gt;New York, NY, USA, &lt;/em&gt;&lt;em&gt;ACM Press, &lt;/em&gt;(&lt;em&gt;2006&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/visualisation"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/visualizing"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2cca8a679a78e2bced9a5cc268cfd3aaa/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2cca8a679a78e2bced9a5cc268cfd3aaa/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://portal.acm.org/citation.cfm?id=1135810"/><swrc:date>Mon Oct 22 15:10:54 CEST 2007</swrc:date><swrc:address>New York, NY, USA</swrc:address><swrc:booktitle>WWW &#039;06: Proceedings of the 15th international conference on World Wide Web</swrc:booktitle><swrc:pages>193--202</swrc:pages><swrc:publisher><swrc:Organization swrc:name="ACM Press"/></swrc:publisher><swrc:title>Visualizing tags over time</swrc:title><swrc:year>2006</swrc:year><swrc:keywords>visualisation visualizing folksonomies tagging </swrc:keywords><swrc:abstract>We consider the problem of visualizing the evolution of tags within the Flickr (flickr.com) online image sharing community. Any user of the Flickr service may append a tag to any photo in the system. Over the past year, users have on average added over a million tags each week. Understanding the evolution of these tags over time is therefore a challenging task. We present a new approach based on a characterization of the most interesting tags associated with a sliding interval of time. An animation provided via Flash in a web browser allows the user to observe and interact with the interesting tags as they evolve over time.New algorithms and data structures are required to support the efficient generation of this visualization. We combine a novel solution to an interval covering problem with extensions to previous work on score aggregation in order to create an efficient backend system capable of producing visualizations at arbitrary scales on this large dataset in real time.</swrc:abstract><swrc:hasExtraField><swrc:Field swrc:value="Edinburgh, Scotland" swrc:key="location"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="1-59593-323-9" swrc:key="isbn"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="http://doi.acm.org/10.1145/1135777.1135810" swrc:key="doi"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Micah Dubinko"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Ravi Kumar"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Joseph Magnani"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Jasmine Novak"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Prabhakar Raghavan"/></rdf:_5><rdf:_6><swrc:Person swrc:name="Andrew Tomkins"/></rdf:_6></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2bb8ecec699a2f129322fe334747c6aef/stumme"><title>Tag Recommendations in Folksonomies</title><link>http://www.bibsonomy.org/bibtex/2bb8ecec699a2f129322fe334747c6aef/stumme</link><dc:creator>stumme</dc:creator><dc:date>2007-10-16T16:49:55+02:00</dc:date><dc:subject>l3s Recommendations tagging recommendations nepomuk myown folksonomies Folksonomies FolkRank ranking 2007 </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Robert &lt;a href=&#034;http://www.bibsonomy.org/author/Jäschke&#034;&gt;J&amp;#228;schke&lt;/a&gt;  and Leandro Balby &lt;a href=&#034;http://www.bibsonomy.org/author/Marinho&#034;&gt;Marinho&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Lars &lt;a href=&#034;http://www.bibsonomy.org/author/Schmidt-Thieme&#034;&gt;Schmidt-Thieme&lt;/a&gt;  and Gerd &lt;a href=&#034;http://www.bibsonomy.org/author/Stumme&#034;&gt;Stumme&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Knowledge Discovery in Databases: PKDD 2007, 11th European Conference on Principles and Practice of Knowledge Discovery in Databases, &lt;/em&gt;&lt;em&gt;volume4702ofLecture Notes in Computer Science, &lt;/em&gt;&lt;em&gt;page506-514. &lt;/em&gt;&lt;em&gt;Berlin, Heidelberg, &lt;/em&gt;&lt;em&gt;Springer, &lt;/em&gt;(&lt;em&gt;2007&lt;/em&gt;)</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/l3s"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/Recommendations"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/recommendations"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/nepomuk"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/myown"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/Folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/FolkRank"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/ranking"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/2007"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2bb8ecec699a2f129322fe334747c6aef/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2bb8ecec699a2f129322fe334747c6aef/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#InProceedings"/><owl:sameAs rdf:resource="http://dx.doi.org/10.1007/978-3-540-74976-9_52"/><swrc:date>Tue Oct 16 16:49:55 CEST 2007</swrc:date><swrc:address>Berlin, Heidelberg</swrc:address><swrc:booktitle>Knowledge Discovery in Databases: PKDD 2007, 11th European Conference on Principles and Practice of Knowledge Discovery in Databases</swrc:booktitle><swrc:pages>506-514</swrc:pages><swrc:publisher><swrc:Organization swrc:name="Springer"/></swrc:publisher><swrc:series>Lecture Notes in Computer Science</swrc:series><swrc:title>Tag Recommendations in Folksonomies</swrc:title><swrc:volume>4702</swrc:volume><swrc:year>2007</swrc:year><swrc:keywords>l3s Recommendations tagging recommendations nepomuk myown folksonomies Folksonomies FolkRank ranking 2007 </swrc:keywords><swrc:abstract>Collaborative tagging systems allow users to assign keywords—so called “tags”—to resources. Tags are used for navigation, finding resources and serendipitous browsing and thus provide an immediate benefit for users. These systems usually include tag recommendation mechanisms easing the process of finding good tags for a resource, but also consolidating the tag vocabulary across users. In practice, however, only very basic recommendation strategies are applied.
In this paper we evaluate and compare two recommendation algorithms on largescale real life datasets: an adaptation of user-based collaborative filtering and a graph-based recommender built on top of FolkRank. We show that both provide better results than non-personalized baseline methods. Especially the graph-based recommender outperforms existing methods considerably.</swrc:abstract><swrc:hasExtraField><swrc:Field swrc:value="http://dx.doi.org/10.1007/978-3-540-74976-9_52" swrc:key="ee"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="978-3-540-74975-2" swrc:key="isbn"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Robert Jäschke"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Leandro Balby Marinho"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Andreas Hotho"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Lars Schmidt-Thieme"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Gerd Stumme"/></rdf:_5></rdf:Seq></swrc:author><swrc:editor><rdf:Seq><rdf:_1><swrc:Person swrc:name="Joost N. Kok"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Jacek Koronacki"/></rdf:_2><rdf:_3><swrc:Person swrc:name="Ramon López de Mántaras"/></rdf:_3><rdf:_4><swrc:Person swrc:name="Stan Matwin"/></rdf:_4><rdf:_5><swrc:Person swrc:name="Dunja Mladenic"/></rdf:_5><rdf:_6><swrc:Person swrc:name="Andrzej Skowron"/></rdf:_6></rdf:Seq></swrc:editor></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2f852d7a909fa3edceb04abb7d2a20f71/stumme"><title>The Structure of Collaborative Tagging Systems</title><link>http://www.bibsonomy.org/bibtex/2f852d7a909fa3edceb04abb7d2a20f71/stumme</link><dc:creator>stumme</dc:creator><dc:date>2007-10-02T12:20:04+02:00</dc:date><dc:subject>clustering social-networks tags tagging seminar2006 folksonomies socialtagging tag collaborative_tagging self-organization folksonomy information_organization delicious emergence </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Scott &lt;a href=&#034;http://www.bibsonomy.org/author/Golder&#034;&gt;Golder&lt;/a&gt;  and Bernardo A. &lt;a href=&#034;http://www.bibsonomy.org/author/Huberman&#034;&gt;Huberman&lt;/a&gt;  &lt;/span&gt;&lt;em&gt;Aug2005. &lt;/em&gt;</content:encoded><taxo:topics><rdf:Bag><rdf:li rdf:resource="http://www.bibsonomy.org/tag/clustering"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/social-networks"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tags"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/seminar2006"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomies"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/socialtagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/tag"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/collaborative_tagging"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/self-organization"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/folksonomy"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/information_organization"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/delicious"/><rdf:li rdf:resource="http://www.bibsonomy.org/tag/emergence"/></rdf:Bag></taxo:topics><burst:publication><rdf:Description rdf:about="http://www.bibsonomy.org/bibtex/2f852d7a909fa3edceb04abb7d2a20f71/stumme"><owl:sameAs rdf:resource="http://www.bibsonomy.org/uri/bibtex/2f852d7a909fa3edceb04abb7d2a20f71/stumme"/><rdf:type rdf:resource="http://swrc.ontoware.org/ontology#Misc"/><owl:sameAs rdf:resource="http://arxiv.org/abs/cs.DL/0508082"/><swrc:date>Tue Oct 02 12:20:04 CEST 2007</swrc:date><swrc:month>Aug</swrc:month><swrc:title>The Structure of Collaborative Tagging Systems</swrc:title><swrc:year>2005</swrc:year><swrc:keywords>clustering social-networks tags tagging seminar2006 folksonomies socialtagging tag collaborative_tagging self-organization folksonomy information_organization delicious emergence </swrc:keywords><swrc:hasExtraField><swrc:Field swrc:value="305755" swrc:key="id"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="2" swrc:key="priority"/></swrc:hasExtraField><swrc:hasExtraField><swrc:Field swrc:value="cs.DL/0508082" swrc:key="eprint"/></swrc:hasExtraField><swrc:author><rdf:Seq><rdf:_1><swrc:Person swrc:name="Scott Golder"/></rdf:_1><rdf:_2><swrc:Person swrc:name="Bernardo A. Huberman"/></rdf:_2></rdf:Seq></swrc:author></rdf:Description></burst:publication></item><item rdf:about="http://www.bibsonomy.org/bibtex/2e387c294129e11f4221514d5fa807e26/stumme"><title>TRIAS - An Algorithm for Mining Iceberg Tri-Lattices</title><link>http://www.bibsonomy.org/bibtex/2e387c294129e11f4221514d5fa807e26/stumme</link><dc:creator>stumme</dc:creator><dc:date>2007-06-15T14:22:07+02:00</dc:date><dc:subject>tagging iceberg lattices concept tri myown algorithm 2006 analysis fca folksonomies folksonomy trias formal l3s nepomuk triadic </dc:subject><content:encoded>&lt;span style=&#034;color:#555555;&#034;&gt;Robert &lt;a href=&#034;http://www.bibsonomy.org/author/Jäschke&#034;&gt;J&amp;#228;schke&lt;/a&gt;  and Andreas &lt;a href=&#034;http://www.bibsonomy.org/author/Hotho&#034;&gt;Hotho&lt;/a&gt;  and Christoph &lt;a href=&#034;http://www.bibsonomy.org/author/Schmitz&#034;&gt;Schmitz&lt;/a&gt;  and Bernhard &lt;a href=&#034;http://www.bibsonomy.org/author/Ganter&#034;&gt;Ganter&lt;/a&gt; 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