32 search results - page 6 / 7 » On perfect document rankings for expert search |
KDD
2002
ACM
15 years 10 months ago
2002
ACM
This paper presents an approach to automatically optimizing the retrieval quality of search engines using clickthrough data. Intuitively, a good information retrieval system shoul...
80
Voted
CIKM
2009
Springer
15 years 4 months ago
2009
Springer
No search engine is perfect. A typical type of imperfection is the preference misalignment between search engines and end users, e.g., from time to time, web users skip higherrank...
66
Voted
SIGIR
2009
ACM
15 years 4 months ago
2009
ACM
Long queries frequently contain many extraneous terms that hinder retrieval of relevant documents. We present techniques to reduce long queries to more effective shorter ones tha...
97
Voted
KDD
2012
ACM
13 years 3 days ago
2012
ACM
In order to minimize redundancy and optimize coverage of multiple user interests, search engines and recommender systems aim to diversify their set of results. To date, these dive...
83
Voted
VLDB
2004
ACM
15 years 3 months ago
2004
ACM
The widespread adoption of XML holds out the promise that document structure can be exploited to specify precise database queries. However, the user may have only a limited knowle...