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» Regularization on Discrete Spaces
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ERSHOV
2009
Springer
14 years 2 months ago
Indexing Dense Nested Metric Spaces for Efficient Similarity Search
Abstract. Searching in metric spaces is a very active field since it offers methods for indexing and searching by similarity in collections of unstructured data. These methods sele...
Nieves R. Brisaboa, Miguel Rodríguez Luaces...
COSIT
2007
Springer
136views GIS» more  COSIT 2007»
14 years 4 months ago
Spatial Semantics in Difference Spaces
Higher level semantics are considered useful in the geospatial domain, yet there is no general consensus on the form these semantics should take. Indeed, knowledge representation p...
Vlad Tanasescu
PKDD
2001
Springer
120views Data Mining» more  PKDD 2001»
14 years 2 months ago
Text Categorization and Semantic Browsing with Self-Organizing Maps on Non-euclidean Spaces
This paper introduces a new type of Self-Organizing Map (SOM) for Text Categorization and Semantic Browsing. We propose a “hyperbolic SOM” (HSOM) based on a regular tesselation...
Jörg Ontrup, Helge Ritter
SIAMJO
2010
85views more  SIAMJO 2010»
13 years 8 months ago
Metric Subregularity and Calmness for Nonconvex Generalized Equations in Banach Spaces
This paper concerns a generalized equation defined by a closed multifunction between Banach spaces, and we employ variational analysis techniques to provide sufficient and/or nece...
Xi Yin Zheng, Kung Fu Ng
ECCV
2002
Springer
14 years 12 months ago
Increasing Space-Time Resolution in Video
We propose a method for constructing a video sequence of high space-time resolution by combining information from multiple lowresolution video sequences of the same dynamic scene. ...
Eli Shechtman, Yaron Caspi, Michal Irani