Optimal kernel choice for kernel hypothesis testing - Arthur Gretton from pxy Watch Video
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⏲ Duration: 37 min 53 sec ✓ Published: 11-Nov-2012
Description: We consider two nonparametric hypothesis testing problems: (1) Given samples from distributions p and q, a two-sample test determines whether to reject the null hypothesis p=q; and (2) Given a joint distribution p_xy over random variables x and y, an independence test determines whether to reject the null hypothesis of independence, p_xy = p_x p_y. In testing whether two distributions are identical, or whether two random variables are independent, we require a test statistic which is a measure o
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