212 search results - page 39 / 43 » Improving pseudo-relevance feedback in web information retri... |
CIKM
2004
Springer
14 years 26 days ago
2004
Springer
Our work is motivated by the problem of ranking hyperlinked documents for a given query. Given an arbitrary directed graph with edge and node labels, we present a new flow-based ...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
Breaking news often contains timely definitions and descriptions of current terms, organizations and personalities. We utilize such web sources to construct definitions for such t...
CLEF
2006
Springer
13 years 11 months ago
2006
Springer
This paper summarizes the work done at the State University of New York at Buffalo (UB) in the GeoCLEF 2006 track. The approach presented uses pure IR techniques (indexing of sing...
MM
2009
ACM
14 years 4 days ago
2009
ACM
Following the exponential growth of social media, there now exist huge repositories of videos online. Among the huge volumes of videos, there exist large numbers of near-duplicate...
MM
2006
ACM
14 years 1 months ago
2006
ACM
Most existing web video search engines index videos by file names, URLs, and surrounding texts. These types of video roughly describe the whole video in an abstract level without ...