253 search results - page 46 / 51 » Close pair queries in moving object databases |
SSD
2007
Springer
2007
Springer
Blind Evaluation of Nearest Neighbor Queries Using Space Transformation to Preserve Location Privacy
15 years 3 months ago
In this paper we propose a fundamental approach to perform the class of Nearest Neighbor (NN) queries, the core class of queries used in many of the location-based services, withou...
SSD
2001
Springer
15 years 1 months ago
2001
Springer
Like people who casually assess similarity between spatial scenes in their routine activities, users of pictorial databases are often interested in retrieving scenes that are simil...
ECCV
2004
Springer
15 years 11 months ago
2004
Springer
Classifying materials from their appearance is a challenging problem, especially if illumination and pose conditions are permitted to change: highlights and shadows caused by 3D st...
79
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AVI
2006
14 years 11 months ago
2006
During grouping tasks for data exploration and sense-making, the criteria are normally not well-defined. When users are bringing together data objects thought to be similar in som...
170
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PODS
2009
ACM
15 years 10 months ago
2009
ACM
Relational schema mappings have been extensively studied in connection with data integration and exchange problems, but mappings between XML schemas have not received the same amo...