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» Describing Semistructured Data
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URBAN
2008
86views more  URBAN 2008»
13 years 9 months ago
Social area analysis, data mining, and GIS
: There is a long tradition of describing cities through a focus on the characteristics of their residents. A brief review of the history of this approach to describing cities high...
Seth E. Spielman, Jean-Claude Thill
PVLDB
2008
132views more  PVLDB 2008»
13 years 9 months ago
Access control over uncertain data
Access control is the problem of regulating access to secret information based on certain context information. In traditional applications, context information is known exactly, p...
Vibhor Rastogi, Dan Suciu, Evan Welbourne
IQ
2007
13 years 11 months ago
Rule-Based Measurement Of Data Quality In Nominal Data
: Sufficiently high data quality is crucial for almost every application. Nonetheless, data quality issues are nearly omnipresent. The reasons for poor quality cannot simply be bla...
Jochen Hipp, Markus Müller, Johannes Hohendor...
CIMCA
2006
IEEE
14 years 3 months ago
Reducing the Size of If-Then Rules Generated from Data Tables with Graded Attributes
Presented is a method for reducing the size of if-then rules generated from data tables with graded attributes. Data tables with graded attributes represent data structures descri...
Radim Belohlávek, Vilém Vychodil
DEXAW
2003
IEEE
113views Database» more  DEXAW 2003»
14 years 3 months ago
Using Repertory Grids to Test Data Quality and Experts' Hunches
The ‘theorise-inquire’ technique is described, which supports the testing of both experts’ hunches and the quality of data sources. This technique is useful for the identifi...
Simone Stumpf, Janet McDonnell