464 search results - page 60 / 93 » Querying Shapes of Histories |
ICIP
2002
IEEE
15 years 10 days ago
2002
IEEE
This paper presents a technique to efficiently index and retrieve video clips in terms of motion-trajectory-based similarity. We describe the motion trajectory in three representa...
SIGMOD
2007
ACM
14 years 11 months ago
2007
ACM
Database queries are often exploratory and users often find their queries return too many answers, many of them irrelevant. Existing work either categorizes or ranks the results t...
ISMIR
2000
Springer
14 years 2 months ago
2000
Springer
Music Information Retrieval has a longer history than most people realise, with systems developed in the 1960's. The field has its roots in information retrieval, musicology ...
AAAI
2008
14 years 1 months ago
2008
Search engines present fix-length passages from documents ranked by relevance against the query. In this paper, we present and compare novel, language-model based methods for extr...
CIKM
2008
Springer
14 years 22 days ago
2008
Springer
Researchers investigating personalization techniques for Web Information Retrieval face a challenge; that the data required to perform evaluations, namely query logs and clickthro...