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SIGMOD
2006
ACM
202views Database» more  SIGMOD 2006»
16 years 6 months ago
Avatar semantic search: a database approach to information retrieval
We present Avatar Semantic Search, a prototype search engine that exploits annotations in the context of classical keyword search. The process of annotations is accomplished offli...
Eser Kandogan, Rajasekar Krishnamurthy, Sriram Rag...
SIGMOD
2004
ACM
124views Database» more  SIGMOD 2004»
16 years 6 months ago
BLAS: An Efficient XPath Processing System
We present BLAS , a Bi-LAbeling based System, for efficiently processing complex XPath queries over XML data. BLAS uses Plabeling to process queries involving consecutive child ax...
Yi Chen, Susan B. Davidson, Yifeng Zheng
EDBT
2004
ACM
162views Database» more  EDBT 2004»
16 years 6 months ago
Non-contiguous Sequence Pattern Queries
Abstract. Non-contiguous subsequence pattern queries search for symbol instances in a long sequence that satisfy some soft temporal constraints. In this paper, we propose a methodo...
Nikos Mamoulis, Man Lung Yiu
ALT
2006
Springer
16 years 3 months ago
Smooth Boosting Using an Information-Based Criterion
Abstract. Smooth boosting algorithms are variants of boosting methods which handle only smooth distributions on the data. They are proved to be noise-tolerant and can be used in th...
Kohei Hatano
SIGIR
2009
ACM
16 years 1 months ago
Estimating query performance using class predictions
We investigate using topic prediction data, as a summary of document content, to compute measures of search result quality. Unlike existing quality measures such as query clarity ...
Kevyn Collins-Thompson, Paul N. Bennett