- J. Information Science 37(6):577-593 (2011)
- IEEE Communications Letters 14(6):590-592 (2010)
- SIGMOD Record 31(4):121-126 (2002)
- IEEE Transactions on Multimedia 14(1):1-2 (2012)
- ARIST 38(1):371-407 (2004)
- ERCIM News (2011)
- ICWSM, The AAAI Press, (2011)
- MMM, volume 7131 of Lecture Notes in Computer Science, page 636-638. Springer, (2012)
- PervasiveHealth, page 522-525. IEEE, (2011)
- SIGIR Forum 30(2):11-13 (1996)
- SIGIR Forum 32(2):8-13 (1998)
- CoRR (2009)
- Artificial Intelligence (2011)
- IVIC 2, volume 7067 of Lecture Notes in Computer Science, page 74-84. Springer, (2011)
- IVIC 2, volume 7067 of Lecture Notes in Computer Science, page 284-294. Springer, (2011)
- BSN, page 224-229. IEEE Computer Society, (2009)
- DCOSS, page 1-6. IEEE, (2011)
- AI Commun. 17(1):3-12 (2004)
- Computers in Human Behavior 27(5):1948-1958 (2011)
- ECIR, volume 3408 of Lecture Notes in Computer Science, page 520-522. Springer, (2005)


author