Chan's algorithm Parallel Implementation ( Variance Calculations)

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Time Complexity

$O(\log n)$

Space Complexity

$O({1})$ per processor words

(Each processor maintains O(1) information related to count, mean, M2)

Description

Approximate?

Exact

Randomized?

No, deterministic

Model of Computation

EREW(??) PRAM

Year

1979

Reference

http://i.stanford.edu/pub/cstr/reports/cs/tr/79/773/CS-TR-79-773.pdf