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CIKM
2007
Springer
15 years 6 months ago
Structure and semantics for expressive text kernels
Several problems in text categorization are too hard to be solved by standard bag-of-words representations. Work in kernel-based learning has approached this problem by (i) consid...
Stephan Bloehdorn, Alessandro Moschitti
GIS
2006
ACM
16 years 25 days ago
Efficient position-independent iconic search using an R-theta index
An iconic image database is a collection of symbolic images where each image is a collection of labeled point features called icons. A method is presented to support fast position...
Charles Ben Cranston, Hanan Samet
CIKM
2005
Springer
15 years 1 months ago
Fast on-line index construction by geometric partitioning
Inverted index structures are the mainstay of modern text retrieval systems. They can be constructed quickly using off-line mergebased methods, and provide efficient support for ...
Nicholas Lester, Alistair Moffat, Justin Zobel
VLDB
2003
ACM
147views Database» more  VLDB 2003»
16 years 9 hour ago
RE-tree: an efficient index structure for regular expressions
Due to their expressive power, Regular Expressions (REs) are quickly becoming an integral part of language specifications for several important application scenarios. Many of thes...
Chee Yong Chan, Minos N. Garofalakis, Rajeev Rasto...
P2P
2006
IEEE
229views Communications» more  P2P 2006»
15 years 5 months ago
Cost-Aware Processing of Similarity Queries in Structured Overlays
Large-scale distributed data management with P2P systems requires the existence of similarity operators for queries as we cannot assume that all users will agree on exactly the sa...
Marcel Karnstedt, Kai-Uwe Sattler, Manfred Hauswir...