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DAGSTUHL
2008
14 years 8 days ago
Error Bounds for Lanczos Approximations of Rational Functions of Matrices
Abstract. Having good estimates or even bounds for the error in computing approximations to expressions of the form f(A)v is very important in practical applications. In this paper...
Andreas Frommer, Valeria Simoncini
SPLST
2003
14 years 5 days ago
User's Functions in Standard Prolog
We integrate user-defined functions with semantic equations into standard Prolog. In order to interface them with Prolog, we introduce a single operator. If a predicate invocation...
Tibor Ásványi
CGF
2010
174views more  CGF 2010»
13 years 11 months ago
Bidirectional Texture Function Compression Based on Multi-Level Vector Quantization
The Bidirectional Texture Function (BTF) is becoming widely used for accurate representation of real-world material appearance. In this paper a novel BTF compression model is prop...
Vlastimil Havran, J. Filip, Karol Myszkowski
EMNLP
2009
13 years 8 months ago
Learning Term-weighting Functions for Similarity Measures
Measuring the similarity between two texts is a fundamental problem in many NLP and IR applications. Among the existing approaches, the cosine measure of the term vectors represen...
Wen-tau Yih
IJON
2006
96views more  IJON 2006»
13 years 10 months ago
Quasi-optimal EASI algorithm based on the Score Function Difference (SFD)
Equivariant Adaptive Separation via Independence (EASI) is one of the most successful algorithms for Blind Source Separation (BSS). However, the user has to choose nonlinearities,...
Samareh Samadi, Massoud Babaie-Zadeh, Christian Ju...