Searched refs:M2 (Results 1 – 2 of 2) sorted by relevance
75 double M2; member89 s->M2 += delta*(x - s->m); in update_stats()105 return sqrt(s->M2/s->n); in stddev()
133 double M2; member147 s->M2 += delta*(x - s->m); in update_stats()163 return sqrt(s->M2/s->n); in stddev()
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