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EDBT
2006
ACM
169views Database» more  EDBT 2006»
14 years 8 months ago
Feedback-Driven Structural Query Expansion for Ranked Retrieval of XML Data
Relevance Feedback is an important way to enhance retrieval quality by integrating relevance information provided by a user. In XML retrieval, feedback engines usually generate an ...
Ralf Schenkel, Martin Theobald
GECCO
2007
Springer
283views Optimization» more  GECCO 2007»
14 years 1 months ago
Evolving Lucene search queries for text classification
We describe a method for generating accurate, compact, human understandable text classifiers. Text datasets are indexed using Apache Lucene and Genetic Programs are used to constr...
Laurence Hirsch, Robin Hirsch, Masoud Saeedi
ADBIS
2007
Springer
117views Database» more  ADBIS 2007»
13 years 11 months ago
On the Effect of Trajectory Compression in Spatiotemporal Querying
Existing work repeatedly addresses that the ubiquitous positioning devices will start to generate an unprecedented stream of time-stamped positions leading to storage and computati...
Elias Frentzos, Yannis Theodoridis
CVDB
2005
ACM
13 years 9 months ago
A live multimedia stream querying system
Querying live media streams captured by various sensors is becoming a challenging problem, due to the data heterogeneity and the lack of a unifying data model capable of accessing...
Bin Liu, Amarnath Gupta, Ramesh Jain
CIB
2005
101views more  CIB 2005»
13 years 7 months ago
Association-Based Segmentation for Chinese-Crossed Query Expansion
The continually and high-rate growth of China's economy has attracted more and more international investors. These investors have an urgent need of identifying patterns in Chi...
Chengqi Zhang, Zhenxing Qin, Xiaowei Yan