Changeset 1076 for trunk/test/ncc_test.cc
 Timestamp:
 Feb 12, 2008, 2:51:11 PM (16 years ago)
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trunk/test/ncc_test.cc
r1075 r1076 134 134 } 135 135 136 136 ////////////////////////////////////////////////////////////////////////// 137 // A test of predictions using weighted training resulting in NaN's 138 // in centroids and unweighted test data 139 ////////////////////////////////////////////////////////////////////////// 140 *error << "test of predictions using nan centroids and unweighted test data\n"; 141 utility::matrix weights2(3,4,1.0); 142 weights2(1,0)=weights2(1,1)=0.0; 143 classifier::MatrixLookupWeighted mlw2(data1,weights2); 144 classifier::NCC<statistics::EuclideanDistance> ncc2(mlw2,target1); 145 ncc2.train(); 146 ncc2.predict(ml1,prediction1); 147 result1(0,0)=result1(0,1)=result1(1,2)=result1(1,3)=sqrt(3.0); 148 result1(1,0)=result1(1,1)=sqrt(11.0); 149 result1(0,2)=result1(0,3)=sqrt(15.0); 150 slack = deviation(prediction1,result1); 151 if (slack > slack_bound  std::isnan(slack)){ 152 *error << "Difference to expected prediction too large\n"; 153 *error << "slack: " << slack << std::endl; 154 *error << "expected less than " << slack_bound << std::endl; 155 ok = false; 156 } 137 157 138 158 //////////////////////////////////////////////////////////////////////////
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