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IJSM
2007
86views more  IJSM 2007»
15 years 3 months ago
Keypics: Free-Hand Drawn Iconic Keywords
— We propose an iconic indexing of images to be exposed on the Web. This should be accomplished by “Keypics”, i.e. auxiliary, simplified pictures referring to the geometrica...
Andrea Cerri, Massimo Ferri, Patrizio Frosini, Dan...
351
Voted
ICDE
2000
IEEE
168views Database» more  ICDE 2000»
16 years 4 months ago
PAC Nearest Neighbor Queries: Approximate and Controlled Search in High-Dimensional and Metric Spaces
In high-dimensional and complex metric spaces, determining the nearest neighbor (NN) of a query object ? can be a very expensive task, because of the poor partitioning operated by...
Paolo Ciaccia, Marco Patella
244
Voted
GIS
2005
ACM
16 years 4 months ago
Shapes based trajectory queries for moving objects
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
Bin Lin, Jianwen Su
ICML
2007
IEEE
16 years 4 months ago
Dirichlet aggregation: unsupervised learning towards an optimal metric for proportional data
Proportional data (normalized histograms) have been frequently occurring in various areas, and they could be mathematically abstracted as points residing in a geometric simplex. A...
Hua-Yan Wang, Hongbin Zha, Hong Qin
SCAM
2007
IEEE
15 years 9 months ago
Fast Approximate Matching of Programs for Protecting Libre/Open Source Software by Using Spatial Indexes
To encourage open source/libre software development, it is desirable to have tools that can help to identify open source license violations. This paper describes the implementatio...
Arnoldo José Müller Molina, Takeshi Sh...