wehub-resource-sync
11 lines
445 B
Matlab
Executable File
11 lines
445 B
Matlab
Executable File
function y = besseliLn(nu,x)
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% Compute logarithm of besseli function (modified Bessel function of first kind).
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% Written by Mo Chen (mochen80@gmail.com).
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% TODO: improve precision using the method in
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% Clustering on the Unit Hypersphere using von Mises-Fisher Distributions. A. Banerjee, I. S. Dhillon, J. Ghosh, and S. Sra
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[v,ierr] = besseli(nu,x);
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if any(ierr ~= 0) || any(v == Inf)
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error('ERROR: logbesseli');
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end
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y = log(v);
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