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» Domain adaptation of information extraction models
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SAINT
2006
IEEE
14 years 1 months ago
Ontology Extraction from Tables on the Web
Previous works on information extraction from tables make use of prior knowledge such as a cognition model of tables or lexical knowledge bases for specific domains. However, we ...
Masahiro Tanaka, Toru Ishida
SIGIR
2003
ACM
14 years 27 days ago
Structured use of external knowledge for event-based open domain question answering
One of the major problems in question answering (QA) is that the queries are either too brief or often do not contain most relevant terms in the target corpus. In order to overcom...
Hui Yang, Tat-Seng Chua, Shuguang Wang, Chun-Keat ...
WWW
2005
ACM
14 years 8 months ago
Ranking definitions with supervised learning methods
This paper is concerned with the problem of definition search. Specifically, given a term, we are to retrieve definitional excerpts of the term and rank the extracted excerpts acc...
Jun Xu, Yunbo Cao, Hang Li, Min Zhao
ICMCS
2006
IEEE
142views Multimedia» more  ICMCS 2006»
14 years 1 months ago
Key Frame Extraction in 3D Video by Rate-Distortion Optimization
3D video, which consists of a sequence of 3D mesh models, can provide detailed 3D information both in spatial and temporal domain. In this paper, a key frame extraction method has...
Jianfeng Xu, Toshihiko Yamasaki, Kiyoharu Aizawa
GIS
2007
ACM
14 years 8 months ago
A model for enriching trajectories with semantic geographical information
The collection of moving object data is becoming more and more common, and therefore there is an increasing need for the efficient analysis and knowledge extraction of these data ...
Alejandro A. Vaisman, Bart Kuijpers, Bart Moelans,...