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TREC
2008
15 years 1 months ago
THUIR at TREC 2008: Blog Track
This is the second time we participate in TREC Blog Track. There are three main tasks in the track, relevant finding task, opinion finding task and polarity task. In this year, we ...
Tong Zhu, Min Zhang, Yiqun Liu, Shaoping Ma
IJIG
2002
107views more  IJIG 2002»
14 years 11 months ago
A Sub-Vector Weighting Scheme for Image Retrieval with Relevance Feedback
In this paper, a sub-vector weighting scheme is proposed for the case of small sample in image retrieval with relevance feedback. By partitioning a multi-dimensional visual featur...
Lei Wang, Kap Luk Chan, Xuejian Xiong
EDBT
2006
ACM
129views Database» more  EDBT 2006»
15 years 12 months ago
Efficient Quantile Retrieval on Multi-dimensional Data
Given a set of N multi-dimensional points, we study the computation of -quantiles according to a ranking function F, which is provided by the user at runtime. Specifically, F compu...
Man Lung Yiu, Nikos Mamoulis, Yufei Tao
INEX
2004
Springer
15 years 5 months ago
Reliability Tests for the XCG and inex-2002 Metrics
In this paper we compare the effectiveness scores and system rankings obtained with the inex-2002 metric, the official measure of INEX 2004, and the XCG metrics proposed in [4] an...
Gabriella Kazai, Mounia Lalmas, Arjen P. de Vries
TREC
2007
15 years 29 days ago
CSIR at TREC 2007 Expert Search Task
This is the second year for the participation of Center for Studies of Information Resources (CSIR) in the TREC Expert Search Task. Rather than using the candidate profile based ap...
Jiepu Jiang, Wei Lu, Dan Liu