[mlpack-git] [mlpack/mlpack] Implementation of Multiprobe LSH (#691)
Yannis Mentekidis
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Wed Jun 22 10:18:18 EDT 2016
> for (size_t i = 0; i < hashVec.n_elem; i++)
> hashVec[i] = (double) ((size_t) hashVec[i] % secondHashSize);
>
> Log::Assert(hashVec.n_elem == numTablesToSearch);
>
> + // Compute hashVectors of additional probing bins
> + arma::mat hashMat;
> + if (T > 0)
> + {
> + hashMat.zeros(T, numTablesToSearch);
If I concatenate a (T x numTablesToSearch) matrix with a (1 x numTablesToSearch) vector, won't I get a T+1 row matrix?
I understood from armadillo documnetation that `join_vert` resizes hashMat. Am I throwing the last vector away like that?
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