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Fix relocate empty clusters #2028

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Fix the problem due to the fact that empty clusters were not removed from previous clusters. Add new array to store in which cluster is the point.

template <typename centroidsFPType>
int TaskKMeansLloyd<algorithmFPType, cpu>::kmeansUpdatePoints(int jidx)
{
int idx = (int)jidx;
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why (int) is needed?

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Fixed

if (clusterS0[i] > 0)
{
const algorithmFPType coeff = 1.0 / clusterS0[i];
if (clusterS0[i] == 0) {
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{ should be on separate row. Use clang-format -i {files} to apply code style:
conda install -c conda-forge clang-tools

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Fixed

@lordoz234
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/intelci: run

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/intelci: run

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/intelci: run

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/intelci: restart

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