3499 search results - page 271 / 700 » On the local optimality of LambdaRank |
181
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SIAMSC
2010
15 years 1 months ago
2010
In this paper we proposed quasi-Newton and limited memory quasi-Newton methods for objective functions defined on Grassmannians or a product of Grassmannians. Specifically we defin...
306
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ICCV
2011
IEEE
14 years 6 months ago
2011
IEEE
This paper proposes a novel sparse representation model called centralized sparse representation (CSR) for image restoration tasks. In order for faithful image reconstruction, it ...
211
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ICCV
2011
IEEE
14 years 6 months ago
2011
IEEE
In recent years, depth cameras have become a widely available sensor type that captures depth images at realtime frame rates. Even though recent approaches have shown that 3D pose...
201
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ICCV
2011
IEEE
14 years 6 months ago
2011
IEEE
We address the problem of reconstructing 3D face models from large unstructured photo collections, e.g., obtained by Google image search or from personal photo collections in iPho...
203
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ICDAR
2011
IEEE
14 years 6 months ago
2011
IEEE
—We present a multiresolution scheme for symbol representation and recognition based on statistical shape features. We define a symbol as a set of shape points, each of which is...