509 search results - page 7 / 102 » Using wikipedia categories for ad hoc search |
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
A common criticism of database systems is that they are hard to query for users uncomfortable with a formal query language. To address this problem, form-based interfaces and keyw...
TREC
1998
13 years 9 months ago
1998
Experiments relating to TREC-7 Ad Hoc, HP and VLC tasks are described and results reported. Minor re nements of last year's Ad Hoc methods do not appear to have resulted in w...
CLEF
2008
Springer
13 years 9 months ago
2008
Springer
This paper presents WikiTranslate, a system which performs query translation for cross-lingual information retrieval (CLIR) using only Wikipedia to obtain translations. Queries ar...
SIGIR
2011
ACM
12 years 10 months ago
2011
ACM
Ranking function performance reached a plateau in 1994. The reason for this is investigated. First the performance of BM25 is measured as the proportion of queries satisfied on th...
SIGIR
2002
ACM
13 years 7 months ago
2002
ACM
An important class of searches on the world-wide-web has the goal to find an entry page (homepage) of an organisation. Entry page search is quite different from Ad Hoc search. Ind...