739 search results - page 44 / 148 » Query quality: user ratings and system predictions |
JSAC
2007
13 years 8 months ago
2007
Abstract— We analyze the sum-rate performance of a multiantenna downlink system carrying more users than transmit antennas, with partial channel knowledge at the transmitter due ...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
Community Question Answering (CQA) has emerged as a popular forum for users to pose questions for other users to answer. Over the last few years, CQA portals such as Naver and Yah...
WWW
2007
ACM
14 years 9 months ago
2007
ACM
Search queries applied to extract relevant information from the World Wide Web over a period of time may be denoted as continuous search queries. The improvement of continuous sea...
IJAMC
2008
13 years 8 months ago
2008
: Recent research on Peer-to-Peer Massively Multiplayer Online Games (P2P MMOGs) has tried to find more scalable and affordable solutions to build virtual environments via the reso...
ADL
2000
Springer
14 years 1 months ago
2000
Springer
The effects of word recognition errors (WRE) in Spoken Document Retrieval have been well studied and well reported in recent Information Retrieval (IR) literature. Much less exper...