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DASFAA
2009
IEEE
104views Database» more  DASFAA 2009»
14 years 5 months ago
On the Discovery of Conserved XML Query Patterns for Evolution-Conscious Caching
Existing xml query pattern-based caching strategies focus on extracting the set of frequently issued query pattern trees (qpt) based on the support of the qpts in the history. Thes...
Sourav S. Bhowmick
DASFAA
2009
IEEE
144views Database» more  DASFAA 2009»
14 years 5 months ago
Logical Foundations for Similarity-Based Databases
Abstract. Extensions of relational databases which aim at utilizing various aspects of similarity and imprecision in data processing are widespread in the literature. A need for de...
Radim Belohlávek, Vilém Vychodil
DASFAA
2009
IEEE
136views Database» more  DASFAA 2009»
14 years 5 months ago
The Effect of Data Quality Tag Values and Usable Data Quality Tags on Decision-Making
Prior research has shown that supplying decision-makers with data quality (DQ) tags, metadata about the quality of data used in decision-making, can impact decision outcomes in cer...
Rosanne Price, Graeme G. Shanks
DASFAA
2009
IEEE
134views Database» more  DASFAA 2009»
14 years 5 months ago
Selectivity Estimation for Exclusive Query Translation in Deep Web Data Integration
In Deep Web data integration, some Web database interfaces express exclusive predicates of the form Qe = Pi(Pi ∈ P1, P2, . . . , Pm), which permits only one predicate to be selec...
Fangjiao Jiang, Weiyi Meng, Xiaofeng Meng
DASFAA
2009
IEEE
118views Database» more  DASFAA 2009»
14 years 5 months ago
Periodic Pattern Analysis in Time Series Databases
Similarity search in time series data is used in diverse domains. The most prominent work has focused on similarity search considering either complete time series or certain subseq...
Johannes Aßfalg, Thomas Bernecker, Hans-Pete...