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IJPRAI
2008
144views more  IJPRAI 2008»
15 years 4 months ago
Unsupervised Learning of a Hierarchy of Topological Maps Using Omnidirectional Images
unsupervised construction of topological maps, which provide an abstraction of the environment in terms of visual aspects. An unsupervised clustering algorithm is used to represent...
Ales Stimec, Matjaz Jogan, Ales Leonardis
TSP
2010
14 years 10 months ago
Double sparsity: learning sparse dictionaries for sparse signal approximation
Abstract--An efficient and flexible dictionary structure is proposed for sparse and redundant signal representation. The proposed sparse dictionary is based on a sparsity model of ...
Ron Rubinstein, Michael Zibulevsky, Michael Elad
WSOM
2009
Springer
15 years 10 months ago
Towards Semi-supervised Manifold Learning: UKR with Structural Hints
We explore generic mechanisms to introduce structural hints into the method of Unsupervised Kernel Regression (UKR) in order to learn representations of data sequences in a semi-su...
Jan Steffen, Stefan Klanke, Sethu Vijayakumar, Hel...
ISMIR
2005
Springer
132views Music» more  ISMIR 2005»
15 years 9 months ago
VOISE: Learning to Segregate Voices in Explicit and Implicit Polyphony
Finding multiple occurrences of themes and patterns in music can be hampered due to polyphonic textures. This is caused by the complexity of music that weaves multiple independent...
Phillip B. Kirlin, Paul E. Utgoff
ITS
2010
Springer
130views Multimedia» more  ITS 2010»
15 years 9 months ago
Coordinate Geometry Learning Environment with Game-Like Properties
Mily’s World is a learning environment for coordinate geometry that has game-like properties, that is, elements of games that are engaging such as cover story, graphical represen...
Dovan Rai, Joseph E. Beck, Neil T. Heffernan