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CIKM
2007
Springer
16 years 22 days ago
Effective top-k computation in retrieving structured documents with term-proximity support
Modern web search engines are expected to return top-k results efficiently given a query. Although many dynamic index pruning strategies have been proposed for efficient top-k com...
Mingjie Zhu, Shuming Shi, Mingjing Li, Ji-Rong Wen
VLDB
2007
ACM
129views Database» more  VLDB 2007»
16 years 19 days ago
Anytime Measures for Top-k Algorithms
Top-k queries on large multi-attribute data sets are fundamental operations in information retrieval and ranking applications. In this paper, we initiate research on the anytime b...
Benjamin Arai, Gautam Das, Dimitrios Gunopulos, Ni...
WWW
2008
ACM
16 years 7 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
SAC
2008
ACM
15 years 6 months ago
Trajectory retrieval with latent semantic analysis
The problem of trajectory similarity has been recently attracted research interest considerably, due to its importance in diverse fields. In this work, we study trajectory similar...
Apostolos N. Papadopoulos
CLEF
2005
Springer
16 years 2 days ago
University of Alicante at GeoCLEF 2005
For the participation of the University of Alicante in the first cross-language Geographic Information Retrieval, we have developed a system made up of three modules. One of them...
Óscar Ferrández, Zornitsa Kozareva, ...