Merge pull request #1953 from zoq/AtrousConvolutionTestFix

AtrousConvolutionLayer stablize test.

src/mlpack/tests/CMakeLists.txt

@@ -187,11 +187,20 @@ add_custom_command(TARGET mlpack_test
 
 # The list of long running parallel tests
 set(parallel_tests
+  "ANNLayerTest;"
   "AsyncLearningTest;"
-  "SVDIncrementalTest;SVDBatchTest;"
-  "LocalCoordinateCodingTest;FeedForwardNetworkTest;SparseAutoencoderTest;"
-  "GMMTest;CFTest;ConvolutionalNetworkTest;HMMTest;LARSTest;"
-  "LogisticRegressionTest;GmmTrainMainTest;"
+  "SVDIncrementalTest;"
+  "SVDBatchTest;"
+  "LocalCoordinateCodingTest;"
+  "FeedForwardNetworkTest;"
+  "SparseAutoencoderTest;"
+  "GMMTest;"
+  "CFTest;"
+  "ConvolutionalNetworkTest;"
+  "HMMTest;"
+  "LARSTest;"
+  "LogisticRegressionTest;"
+  "GmmTrainMainTest;"
   "LinearSVMTest")
 
 # Add tests to the testing framework

src/mlpack/tests/ann_layer_test.cpp

@@ -1921,7 +1921,7 @@ BOOST_AUTO_TEST_CASE(GradientAtrousConvolutionLayerTest)
       model = new FFN<NegativeLogLikelihood<>, RandomInitialization>();
       model->Predictors() = input;
       model->Responses() = target;
-      model->Add<Linear<> >(36, 36);
+      model->Add<IdentityLayer<> >();
       model->Add<AtrousConvolution<> >(1, 1, 3, 3, 1, 1, 0, 0, 6, 6, 2, 2);
       model->Add<LogSoftMax<> >();
     }