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ICIP
2009
IEEE
16 years 5 months ago
Image Restoration By Mixture Modelling Of An Overcomplete Linear Representation
We present a new image restoration method based on modelling the coefficients of an overcomplete wavelet response to natural images with a mixture of two Gaussian distributions, h...
ICIP
2010
IEEE
15 years 2 months ago
Gradient projection for linearly constrained convex optimization in sparse signal recovery
The 2- 1 compressed sensing minimization problem can be solved efficiently by gradient projection. In imaging applications, the signal of interest corresponds to nonnegative pixel...
Zachary T. Harmany, Daniel Thompson, Rebecca Wille...
DEXAW
2005
IEEE
119views Database» more  DEXAW 2005»
15 years 10 months ago
A Performance Measurement Perspective for Event-Driven Process Chains
Business processes access Data Warehouse (DWH) information for performance measurement, supporting business decisions. Today, there are no conceptual models available that make th...
Veronika Stefanov, Beate List
BPM
2006
Springer
164views Business» more  BPM 2006»
15 years 8 months ago
A Declarative Approach for Flexible Business Processes Management
Management of dynamic processes in an important issue in rapidly changing organizations. Workflow management systems are systems that use detailed process models to drive the busin...
Maja Pesic, Wil M. P. van der Aalst
CLEF
2007
Springer
15 years 11 months ago
Using Pseudo-Relevance Feedback to Improve Image Retrieval Results
In this paper, we propose a pseudo-relevance feedback method to deal with the photographic retrieval and medical retrieval tasks of ImageCLEF 2007. The aim of our participation to...
Mouna Torjmen, Karen Pinel-Sauvagnat, Mohand Bough...