2228 search results - page 389 / 446 » On Database Theory and XML |
GIS
2008
ACM
14 years 11 months ago
2008
ACM
One of the formalisms to qualitatively describe polylines in the plane are double-cross matrices. In a double-cross matrix the relative position of any two line segments in a poly...
SIGMOD
2010
ACM
14 years 10 months ago
2010
ACM
Improving data quality is a time-consuming, labor-intensive and often domain specific operation. Existing data repair approaches are either fully automated or not efficient in int...
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SAC
2008
ACM
14 years 9 months ago
2008
ACM
We present a way to add user's background knowledge to formal concept analysis. The type of background knowledge we deal with relates to relative importance of attributes in ...
PSD
2010
Springer
14 years 8 months ago
2010
Springer
In survey statistics, simulation studies are usually performed by repeatedly drawing samples from population data. Furthermore, population data may be used in courses on survey sta...
ACMSE
2010
ACM
14 years 7 months ago
2010
ACM
This paper defines and discusses a new problem in the area of subspace clustering. It defines the problem of mining closed subspace clusters. This new concept allows for the culli...