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220
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
With hundreds of millions of participants, social media services have become commonplace. Unlike a traditional social network service, a microblogging network like Twitter is a hy...
159
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KDD
2004
ACM
16 years 7 months ago
2004
ACM
d Abstract] Christian Borgs Jennifer Chayes Mohammad Mahdian Amin Saberi We propose to use the community structure of Usenet for organizing and retrieving the information stored i...
188
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EDBT
2004
ACM
16 years 6 months ago
2004
ACM
Abstract. Hierarchical clustering has been proved an effective means for physically organizing large fact tables since it reduces significantly the I/O cost during ad hoc OLAP quer...
198
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ISCAS
2008
IEEE
16 years 1 months ago
2008
IEEE
— Non-negative Matrix factorization (NMF) has increasingly been used as a tool in signal processing in the last couple of years. NMF, like independent component analysis (ICA) is...
141
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DSN
2007
IEEE
16 years 1 months ago
2007
IEEE
This paper explores whether features of structured writing can serve to discriminate users of handheld devices such as Palm PDAs. Biometric authentication would obviate the need t...