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Merge pull request #585 from YoshikawaMasashi/devel

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modify the MLP kernel equation
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Zhenwen Dai 2017-12-21 15:34:38 +00:00 • committed by GitHub
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GPy/kern/src/mlp.py
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@ -15,7 +15,7 @@ class MLP(Kern):
.. math::
k(x,y) = \\sigma^{2}\\frac{2}{\\pi } \\text{asin} \\left ( \\frac{ \\sigma_w^2 x^\\top y+\\sigma_b^2}{\\sqrt{\\sigma_w^2x^\\top x + \\sigma_b^2 + 1}\\sqrt{\\sigma_w^2 y^\\top y \\sigma_b^2 +1}} \\right )
k(x,y) = \\sigma^{2}\\frac{2}{\\pi } \\text{asin} \\left ( \\frac{ \\sigma_w^2 x^\\top y+\\sigma_b^2}{\\sqrt{\\sigma_w^2x^\\top x + \\sigma_b^2 + 1}\\sqrt{\\sigma_w^2 y^\\top y + \\sigma_b^2 +1}} \\right )
:param input_dim: the number of input dimensions