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ICDE
2003
IEEE
143views Database» more  ICDE 2003»
14 years 8 months ago
Index-Based Approximate XML Joins
XML data integration tools are facing a variety of challenges for their efficient and effective operation. Among these is the requirement to handle a variety of inconsistencies or...
Sudipto Guha, Nick Koudas, Divesh Srivastava, Ting...
CSCLP
2003
Springer
14 years 19 days ago
Experimental Evaluation of Interchangeability in Soft CSPs
Abstract. In [8], Freuder defined interchangeability for classical Constraint Satisfaction Problems (CSPs). Recently [2], we extended the definition of interchangeability to Soft ...
Nicoleta Neagu, Stefano Bistarelli, Boi Faltings
SIGIR
2009
ACM
14 years 1 months ago
Smoothing clickthrough data for web search ranking
Incorporating features extracted from clickthrough data (called clickthrough features) has been demonstrated to significantly improve the performance of ranking models for Web sea...
Jianfeng Gao, Wei Yuan, Xiao Li, Kefeng Deng, Jian...
VLDB
2004
ACM
112views Database» more  VLDB 2004»
14 years 7 months ago
Tracking set-expression cardinalities over continuous update streams
There is growing interest in algorithms for processing and querying continuous data streams (i.e., data that is seen only once in a fixed order) with limited memory resources. In i...
Sumit Ganguly, Minos N. Garofalakis, Rajeev Rastog...
STACS
2009
Springer
14 years 2 months ago
Economical Caching
Abstract. We study the management of buffers and storages in environments with unpredictably varying prices in a competitive analysis. In the economical caching problem, there is ...
Matthias Englert, Heiko Röglin, Jacob Spö...