141 search results - page 16 / 29 » On Improving Pseudo-Relevance Feedback Using Pseudo-Irreleva... |
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
Text clustering is most commonly treated as a fully automated task without user feedback. However, a variety of researchers have explored mixed-initiative clustering methods which...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
One current direction to enhance the search accuracy in visual object retrieval is to reformulate the original query through (pseudo-)relevance feedback, which augments a query wi...
ISAAC
2005
Springer
14 years 1 months ago
2005
Springer
In this paper, we prove for the first time that the learning complexity of Rocchio’s algorithm is O(d+d2 (log d+log n)) over the discretized vector space {0, . . . , n − 1}d ,...
SIGIR
1998
ACM
13 years 11 months ago
1998
ACM
Most casual users of IR systems type short queries. Recent research has shown that adding new words to these queries via adhoc feedback improves the retrieval e ectiveness of such ...
AMR
2005
Springer
14 years 1 months ago
2005
Springer
This paper assesses the usefulness of surface features in a multimedia retrieval setting. Surface features describe the metadata or structure of a document rather than the content....