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» Tracking with general regression
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CCS
2007
ACM
15 years 6 months ago
Preserving privacy in gps traces via uncertainty-aware path cloaking
Motivated by a probe-vehicle based automotive traffic monitoring system, this paper considers the problem of guaranteed anonymity in a dataset of location traces while maintainin...
Baik Hoh, Marco Gruteser, Hui Xiong, Ansaf Alrabad...
CIKM
2007
Springer
15 years 6 months ago
A knowledge-based search engine powered by wikipedia
This paper describes Koru, a new search interface that offers effective domain-independent knowledge-based information retrieval. Koru exhibits an understanding of the topics of b...
David N. Milne, Ian H. Witten, David M. Nichols
CIVR
2007
Springer
247views Image Analysis» more  CIVR 2007»
15 years 6 months ago
Near-duplicate keyframe retrieval with visual keywords and semantic context
Near-duplicate keyframes (NDK) play a unique role in large-scale video search, news topic detection and tracking. In this paper, we propose a novel NDK retrieval approach by explo...
Xiao Wu, Wanlei Zhao, Chong-Wah Ngo
CLEF
2007
Springer
15 years 6 months ago
Overview of QAST 2007
This paper describes QAST, a pilot track of CLEF 2007 aimed at evaluating the task of Question Answering in Speech Transcripts. The paper summarizes the evaluation framework, the ...
Jordi Turmo, Pere Comas, Christelle Ayache, Djamel...
117
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CLEF
2007
Springer
15 years 6 months ago
Priberam's Question Answering System in QA@CLEF 2007
This paper accounts for Priberam's participation in the monolingual question answering (QA) track of CLEF 2007. In previous participations, Priberam’s QA system obtained en...
Carlos Amaral, Adán Cassan, Helena Figueira...