منابع مشابه
Anisotropic Huber-L1 Optical Flow
TV regularization is an L1 penalization of the flow gradient magnitudes, and due to the tendency of the L1 norm to favor sparse solutions (i.e. lots of ‘zeros’), the fill-in effect caused by the regularizer leads to piecewise constant solutions in weakly textured areas. This effect, known as ‘staircasing’ in a 1D setting, can be reduced significantly by using a quadratic penalization for small ...
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The "International Journal for Vitamin and Nutri t ion Research" is published at irregular intervals (about 4 fasc. per annum) 4 fasc. = 1 volume, prize per volume= Sw.Fr. 134.— / Die «Internat ionale Zeitschrift für Vitaminund Ernährungsforschung» erscheint in zwangloser Reihenfolge (ca. 4 Hefte pro Jahr). 4 Hefte ergeben einen Band. Bezugspreis pro Band = sFr. 134.—, D M 170.— / Le «Journa l ...
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In order to avoid overfitting, it is common practice to regularize linear prediction models using squared or absolute-value norms of the model parameters. In our article we consider a new method of regularization: Huber-norm regularization imposes a combination of `1 and `2-norm regularization on the model parameters. We derive the dual optimization problem, prove an upper bound on the statisti...
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This paper addresses the scalar regression problem presenting a solution for optimizing the Huber loss in a general semi-supervised setting, which combines multi-view learning and manifold regularization. To this aim, we propose a principled algorithm to 1) avoid computationally expensive iterative solutions while 2) adapting the Huber loss threshold in a data-driven fashion and 3) actively bal...
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ژورنال
عنوان ژورنال: International Review of the Red Cross
سال: 1961
ISSN: 0020-8604,1607-5889
DOI: 10.1017/s0020860400010056