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What is the difference between the -stride flag in agg-seg and kmeans-init?

April 26, 2017FLAG

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What is the difference between the -stride flag in agg-seg and kmeans-init?

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A. -stride in agg-seg samples the feature vectors at stride^th intervals , the vectors are then used for VQ. In the kmeans-init program its function is the same, but this time it operates on the vectors already accumulated by agg-seg, so we usually set it to 1.