243 search results - page 44 / 49 » Document Expansion for Speech Retrieval |
CIVR
2008
Springer
13 years 11 months ago
2008
Springer
Recent content-based video retrieval systems combine output of concept detectors (also known as high-level features) with text obtained through automatic speech recognition. This ...
SPIRE
2007
Springer
14 years 3 months ago
2007
Springer
Abstract. Weighting models use lexical statistics, such as term frequencies, to derive term weights, which are used to estimate the relevance of a document to a query. Apart from t...
WWW
2009
ACM
14 years 4 months ago
2009
ACM
This paper proposes an effective approach to provide relevant search terms for conceptual Web search. ‘Semantic Term Suggestion’ function has been included so that users can f...
TREC
2000
13 years 11 months ago
2000
In TREC-9, we participated in the English-Chinese Cross Language, 10GB Web data ad-hoc retrieval as well as the Question-Answering tracks, all using automatic procedures. All thes...
DEBU
2007
13 years 9 months ago
2007
An indexing model is the heart of an Information Retrieval (IR) system. Data structures such as term based inverted indices have proved to be very effective for IR using vector sp...