6 Probability Density Functions (PDFs)
CSC 411 / CSC D11 / CSC C11 Probability Density Functions (PDFs) The off-diagonal terms are covariances: Σ ij = cov(x i,x j) = E p(x)[(x i −µ i)(x j −µ j)] (10) between variables x i and x j. If the covariance is a large positive number, then we expect x i to be largerthanµ iwhenx j islargerthanµ j ...
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