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WEBDB
1999
Springer
108views Database» more  WEBDB 1999»
14 years 24 days ago
Exploiting Geographical Location Information of Web Pages
Many information resources on the web are relevant primarily to limited geographical communities. For instance, web sites containing information on restaurants, theaters, and apar...
Orkut Buyukkokten, Junghoo Cho, Hector Garcia-Moli...
TREC
2007
13 years 9 months ago
Interactive Retrieval Using Weights
Using the same interactive IR component as for TREC 2006, this submission probed the ability of a user without requisite domain knowledge to interactively set appropriate weights....
Jonathan Schuman, Sabine Bergler
SIAMSC
2008
167views more  SIAMSC 2008»
13 years 8 months ago
Low-Dimensional Polytope Approximation and Its Applications to Nonnegative Matrix Factorization
In this study, nonnegative matrix factorization is recast as the problem of approximating a polytope on the probability simplex by another polytope with fewer facets. Working on th...
Moody T. Chu, Matthew M. Lin
SIGMOD
2006
ACM
426views Database» more  SIGMOD 2006»
14 years 8 months ago
Effective keyword search in relational databases
With the amount of available text data in relational databases growing rapidly, the need for ordinary users to search such information is dramatically increasing. Even though the ...
Fang Liu, Clement T. Yu, Weiyi Meng, Abdur Chowdhu...
TKDE
2008
137views more  TKDE 2008»
13 years 8 months ago
GossipTrust for Fast Reputation Aggregation in Peer-to-Peer Networks
Abstract-- In peer-to-peer (P2P) networks, reputation aggregation and peer ranking are the most time-consuming and spacedemanding operations. This paper proposes a gossip-based rep...
Runfang Zhou, Kai Hwang, Min Cai