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Matrix Multiplication using MR
written 6.7 years ago by gravatar for teamques10 teamques10 ★ 70k modified 3.6 years ago by gravatar for sagarkolekar sagarkolekar ★ 11k
big data analytics
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written 3.6 years ago by gravatar for sagarkolekar sagarkolekar ★ 11k

  • Let A and B be the two metrics to be multiplied and result be matrix C.

  • Matrix A has dimension L, M and matrix . has dimension M, N

  • Map phase.

  • For each element (i, j) of A, emit ( ( i, k), A [i, j] ) for K in …

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