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Fast GMM and Fisher Vectors

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27 Sep 2012 (Updated )

Fast GMM (diagonal covariances only) with Kmeans initialization and Fisher Vectors

spiral2d(N)
function Z = spiral2d(N)

%
% Z = spiral2d(N);
%

t          = rand(1 , N);
temp1      = 2 + 10*t;
temp2      = 7*pi*t;
Z          = [temp1.*sin(temp2) ; temp1.*cos(temp2)] + 0.5*randn(2 , N);

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