Hack MKL example to work

shogun-toolbox · Apr 15, 2018 · afd4359 · afd4359
1 parent ceb83d8
commit afd4359
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Showing 3 changed files with 11 additions and 2 deletions.
diff --git a/examples/meta/src/evaluation/cross_validation_multiple_kernel_learning_weights_storage.sg b/examples/meta/src/evaluation/cross_validation_multiple_kernel_learning_weights_storage.sg
@@ -56,6 +56,7 @@ MKLClassification machine = fold.get_trained_machine()
 #![get_fold_machine]
 
 #![get_weights]
-CombinedKernel k = machine.get("kernel")
-RealVector w = k.get_subkernel_weights()
+SGObject k = machine.get("kernel")
+CombinedKernel ck = CombinedKernel:obtain_from_generic(k)
+RealVector w = ck.get_subkernel_weights()
 #![get_weights]
diff --git a/src/shogun/kernel/CombinedKernel.cpp b/src/shogun/kernel/CombinedKernel.cpp
@@ -907,6 +907,11 @@ CCombinedKernel* CCombinedKernel::obtain_from_generic(CKernel* kernel)
 	return (CCombinedKernel*)kernel;
 }
 
+CCombinedKernel* CCombinedKernel::obtain_from_generic(Some<CSGObject> object)
+{
+return CCombinedKernel::obtain_from_generic((CKernel*)object.get());
+}
+
 CList* CCombinedKernel::combine_kernels(CList* kernel_list)
 {
 	CList* return_list = new CList(true);

diff --git a/src/shogun/kernel/CombinedKernel.h b/src/shogun/kernel/CombinedKernel.h
@@ -366,6 +366,9 @@ class CCombinedKernel : public CKernel
 		 */
 		static CCombinedKernel* obtain_from_generic(CKernel* kernel);
 
+        // TODO: remove
+		static CCombinedKernel* obtain_from_generic(Some<CSGObject> object);
+
 		/** return derivative with respect to specified parameter
 		 *
 		 * @param param the parameter