[{'role': 'system', 'content': "You are an expert in machine learning and your task is to classify code snippets into one of the following categories: ['helper_functions', 'load_data', 'data_exploration', 'data_preprocessing', 'evaluation', 'modelling', 'prediction', 'result_visualization', 'save_results', 'comment_only']."}, {'role': 'user', 'content': "Identify the single most appropriate category to which the provided code belongs. Provide your response as a single category label without any additional information, commentary, or personal opinions.\\nPython Code:fig,ax = plt.subplots(3,3)\nfig.set_size_inches(15, 15)\nfor i,C in enumerate([1,10,100]):\nfor j,k in enumerate(['poly', 'rbf', 'sigmoid']):\nsvc = SVC(C=C, kernel=k)\nsvc.fit(X_train.iloc[:,:2], y_train)\nplot_boundary(ax[i,j], svc, 'Kernel={}, C={}'.format(k,C), X_train.columns[0], X_train.columns[1], X_train, X_test)\nplt.show()"}, {'role': 'assistant', 'content': 'result_visualization'}]