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106
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MP
2002
15 years 13 days ago
2002
UOBYQA is a new algorithm for general unconstrained optimization calculations, that takes account of the curvature of the objective function, F say, by forming quadratic models by ...
MTA
1998
15 years 13 days ago
1998
We propose a new efficient indexing scheme, called the HG-tree, to support content-based retrieval in image databases. Image content is represented by a point in a multidimensional...
116
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SIAMCOMP
1998
15 years 13 days ago
1998
Abstract. String matching is rich with a variety of algorithmic tools. In contrast, multidimensional matching has had a rather sparse set of techniques. This paper presents a new a...
95
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TC
1998
15 years 13 days ago
1998
In a computer network that consists of M subnetworks, the L-bit address of a machine consists of two parts: A pre x si that contains the address of the subnetwork to which the mac...
98
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TIP
1998
15 years 12 days ago
1998
This paper examines the relationship between wavelet-based image processing algorithms and variational problems. Algorithms are derived as exact or approximate minimizers of varia...