[{'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:import cv2\nimport dicom\nfrom keras.layers import LSTM, Dense, Dropout, TimeDistributed\nfrom keras.models import Sequential\nfrom keras.preprocessing.image import ImageDataGenerator\nimport math\nfrom matplotlib import path\nfrom matplotlib import pyplot as plt\nimport numpy as np\nimport os\nimport pandas as pd\nfrom scipy.misc import imresize\nfrom skimage.measure import find_contours\nfrom sklearn.model_selection import train_test_split\nfrom sklearn.preprocessing import MinMaxScaler\n%matplotlib inline'}, {'role': 'assistant', 'content': 'helper_functions'}]