view tests/pointset_test/lshL.m @ 299:b10ad7b6427f

fixed recently-introduced strict point ordering bug when LSH index is initially empty

function L = lshL(w,k,delta)
if nargin<3, delta=0.01;end
if nargin<2, k=10;end
if nargin<1, w=4;end

P1=lshP(w,1);
L = ceil(log(1./delta)/-log(1-P1^k));

endfunction