From e6d08348c7e45e39ac53ada94fd9c8a24985d264 Mon Sep 17 00:00:00 2001 From: James Hensman Date: Fri, 7 Dec 2012 17:18:52 -0800 Subject: [PATCH] minor perfomance tweak for GP regression --- GPy/models/GP_regression.py | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/GPy/models/GP_regression.py b/GPy/models/GP_regression.py index f21c4591..dcc95baf 100644 --- a/GPy/models/GP_regression.py +++ b/GPy/models/GP_regression.py @@ -83,9 +83,8 @@ class GP_regression(model): """ Computes the model fit using Youter if it's available """ - if self.Youter is None: - return -0.5*np.trace(mdot(self.Y.T,self.Ki,self.Y)) + return -0.5*np.sum(np.square(np.dot(self.Li,self.Y))) else: return -0.5*np.sum(np.multiply(self.Ki, self.Youter))