Daniela Barbosa, who is the business development manager for Synaptica at Dow Jones Client Solutions has written a fabulous eBook explaining how to mix taxonomies built by professionals and folksonomies, which let users tag content as they see fit
P. Cimiano, S. Staab, и J. Tane. Proceedings of the ECML/PKDD Workshop on Adaptive Text Extraction and Mining, Cavtat-Dubrovnik, Croatia, стр. 10-17. (2003)
M. Haridas, и D. Caragea. On the Move to Meaningful Internet Systems: OTM 2009, том 5871 из Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2009)