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MM
2003
ACM
160views Multimedia» more  MM 2003»
14 years 1 months ago
VideoQA: question answering on news video
When querying a news video archive, the users are interested in retrieving precise answers in the form of a summary that best answers the query. However, current video retrieval s...
Hui Yang, Lekha Chaisorn, Yunlong Zhao, Shi-Yong N...
NCA
2009
IEEE
14 years 3 months ago
Sharing Private Information Across Distributed Databases
—In industries such as healthcare, there is a need to electronically share privacy-sensitive data across distinct organizations. We show how this can be done while allowing organ...
Michael Siegenthaler, Ken Birman
WWW
2003
ACM
14 years 9 months ago
Modeling Web Knowledge for Answering Event-based Questions
For the TREC-style questions, the query terms we get from the original questions are either too brief or often do not contain much relevant information in the corpus. It will be v...
Hui Yang, Tat-Seng Chua, Shuguang Wang
PODS
2009
ACM
113views Database» more  PODS 2009»
14 years 9 months ago
Relative information completeness
The paper investigates the question of whether a partially closed database has complete information to answer a query. In practice an enterprise often maintains master data Dm, a ...
Wenfei Fan, Floris Geerts
CLEF
2009
Springer
13 years 9 months ago
Where in the Wikipedia Is That Answer? The XLDB at the GikiCLEF 2009 Task
GikiCLEF focused on the evaluation of the reasoning capabilities of systems to provide right answers for geographically-challenging topics. As we did not have previous experience ...
Nuno Cardoso, David Batista, Francisco J. Ló...