Question about 13-Exponential slides page 6

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Yitong Zhou

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Mar 3, 2013, 1:53:17 PM3/3/13
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Why the \Phi(x) of a gaussian distribution is (x,\frac{1}{2} xx^T) ? Isn't that a matrix? But for a matrix, how to calculate the inner product with \theta ?

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Yitong
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