3052 search results - page 71 / 611 » A community-aware search engine |
158
click to vote
WWW
2001
ACM
16 years 7 months ago
2001
ACM
We introduce a method for learning query transformations that improves the ability to retrieve answers to questions from an information retrieval system. During the training stage...
138
click to vote
WWW
2006
ACM
16 years 7 months ago
2006
ACM
Current web search engines are retrospective in that they limit users to searches against already existing pages. Prospective search engines, on the other hand, allow users to upl...
163
click to vote
SIGIR
2005
ACM
15 years 12 months ago
2005
ACM
Measuring the information retrieval effectiveness of Web search engines can be expensive if human relevance judgments are required to evaluate search results. Using implicit user ...
159
click to vote
ITCC
2003
IEEE
15 years 11 months ago
2003
IEEE
We examine whether the use of query operators changes the documents retrieved by three popular Web search engines. One hundred queries containing query operators were selected fro...
308
click to vote
WWW
2011
ACM
15 years 1 months ago
2011
ACM
Web search engines have historically focused on connecting people with information resources. For example, if a person wanted to know when their flight to Hyderabad was leaving, a...