202 search results - page 7 / 41 » Automatic Query Expansion for News Video Retrieval |
KDD
2007
ACM
15 years 10 months ago
2007
ACM
Users attempt to express their search goals through web search queries. When a search goal has multiple components or aspects, documents that represent all the aspects are likely ...
AIRS
2008
Springer
15 years 4 months ago
2008
Springer
We present a novel approach that transforms the weighting task to a typical coarse-grained classification problem, aiming to assign appropriate weights for candidate expansion term...
111
click to vote
TREC
1998
14 years 11 months ago
1998
This paper presents work done at Cambridge University, on the TREC7 Spoken Document Retrieval (SDR) Track. The broadcast news audio was transcribed using a 2-pass gender-dependent...
SIGIR
1998
ACM
15 years 1 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 ...
81
Voted
ICASSP
2009
IEEE
15 years 4 months ago
2009
IEEE
In this paper, a distributed system storing and retrieving Broadcast News data recorded from the Greek television is presented. These multimodal data are processed in a grid compu...