Sciweavers

4581 search results - page 787 / 917
» Computing Transformation Semigroups
Sort
View
MVA
2007
155views Computer Vision» more  MVA 2007»
15 years 7 months ago
Pre-processing Algorithms on Digital Mammograms
Mammography is the best method for early mass detection. In order to limit the search for abnormalities by Computer Aided Diagnosis systems to the region of the breast without und...
Hengameh Mirzaalian, Mohammad Reza Ahmadzadeh, Sae...
UAI
2008
15 years 7 months ago
Hierarchical POMDP Controller Optimization by Likelihood Maximization
Planning can often be simplified by decomposing the task into smaller tasks arranged hierarchically. Charlin et al. [4] recently showed that the hierarchy discovery problem can be...
Marc Toussaint, Laurent Charlin, Pascal Poupart
SDM
2007
SIAM
118views Data Mining» more  SDM 2007»
15 years 7 months ago
On Privacy-Preservation of Text and Sparse Binary Data with Sketches
In recent years, privacy preserving data mining has become very important because of the proliferation of large amounts of data on the internet. Many data sets are inherently high...
Charu C. Aggarwal, Philip S. Yu
SDM
2007
SIAM
201views Data Mining» more  SDM 2007»
15 years 7 months ago
Fast Best-Match Shape Searching in Rotation Invariant Metric Spaces
Object recognition and content-based image retrieval systems rely heavily on the accurate and efficient identification of shapes. A fundamental requirement in the shape analysis ...
Dragomir Yankov, Eamonn J. Keogh, Li Wei, Xiaopeng...
DAGSTUHL
2006
15 years 7 months ago
Closure and Causality
We present a model of causality which is defined by the intersection of two distinct closure systems, I and T . To present empirical evidence to demonstrate that this model has pra...
John L. Pfaltz