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shogun-toolbox · Jun 4, 2012 · 4400786 · 4400786
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commit 4400786
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diff --git a/src/shogun/statistics/QuadraticTimeMMD.h b/src/shogun/statistics/QuadraticTimeMMD.h
@@ -38,6 +38,7 @@ class CQuadraticTimeMMD : public CKernelTwoSampleTestStatistic
 		 * using the Eigen-spectrum of the centered kernel matrix of the merged
 		 * samples of p and q.
 		 *
+		 * Works well if the kernel matrix is NOT diagonal dominant.
 		 * See Gretton, A., Fukumizu, K., & Harchaoui, Z. (2011).
 		 * A fast, consistent kernel two-sample test.
 		 *