1469 search results - page 66 / 294 » Query Expansion and Query Reduction in Document Retrieval |
KDD
2004
ACM
14 years 10 months ago
2004
ACM
Recent years have witnessed a dramatic increase in the quantity of image data collected, due to advances in fields such as medical imaging, reconnaissance, surveillance, astronomy...
ADBIS
2005
Springer
14 years 3 months ago
2005
Springer
XQuery is widely used for querying XML documents. Within this paper, we examine optimization rules for XQuery queries that exploit type information of the input XML document given ...
IJCNLP
2004
Springer
14 years 3 months ago
2004
Springer
In this paper, a series of window-based methods is proposed for information retrieval. Compared with traditional tf-idf model, our approaches are based on two new key notions. The ...
CIKM
2003
Springer
14 years 3 months ago
2003
Springer
The research proposed here concentrates on the problem of designing and developing a spoken query retrieval (SQR) system to access large document databases via voice. The main cha...
ICTIR
2009
Springer
14 years 4 months ago
2009
Springer
We introduce perturbation kernels, a new class of similarity measure for information retrieval that casts word similarity in terms of multi-task learning. Perturbation kernels mode...