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WWW
2008
ACM
15 years 10 months ago
Reasoning about similarity queries in text retrieval tasks
In many text retrieval tasks, it is highly desirable to obtain a "similarity profile" of the document collection for a given query. We propose sampling-based techniques ...
Xiaohui Yu, Yang Liu
SIGIR
2002
ACM
14 years 9 months ago
Document clustering with cluster refinement and model selection capabilities
In this paper, we propose a document clustering method that strives to achieve: (1) a high accuracy of document clustering, and (2) the capability of estimating the number of clus...
Xin Liu, Yihong Gong, Wei Xu, Shenghuo Zhu
ICMI
2009
Springer
146views Biometrics» more  ICMI 2009»
15 years 4 months ago
A multimedia retrieval system using speech input
The AMIDA Automatic Content Linking Device (ACLD) monitors a conversation using automatic speech recognition (ASR), and uses the detected words to retrieve documents that are of p...
Andrei Popescu-Belis, Peter Poller, Jonathan Kilgo...
ACL
2006
14 years 11 months ago
An Iterative Implicit Feedback Approach to Personalized Search
General information retrieval systems are designed to serve all users without considering individual needs. In this paper, we propose a novel approach to personalized search. It c...
Yuanhua Lv, Le Sun, Junlin Zhang, Jian-Yun Nie, Wa...
CIKM
2004
Springer
15 years 3 months ago
Unified utility maximization framework for resource selection
This paper presents a unified utility framework for resource selection of distributed text information retrieval. This new framework shows an efficient and effective way to infer ...
Luo Si, James P. Callan