{"cells":[{"metadata":{},"cell_type":"markdown","source":"For the sake of initial prototyping, I provide rescaled images: \n* 256x256: https://www.kaggle.com/konradb/resized-data-256\n* 512x512: https://www.kaggle.com/konradb/resized-data-512\n"},{"metadata":{"_uuid":"8f2839f25d086af736a60e9eeb907d3b93b6e0e5","_cell_guid":"b1076dfc-b9ad-4769-8c92-a6c4dae69d19","trusted":true},"cell_type":"code","source":"import os\n\nimport numpy as np \nimport pandas as pd \nimport openslide\nimport matplotlib.pyplot as plt\nfrom PIL import Image\nimport cv2\nfrom tqdm.notebook import tqdm\nimport skimage.io\nfrom skimage.transform import resize, rescale","execution_count":null,"outputs":[]},{"metadata":{"trusted":true},"cell_type":"code","source":"newsize = 512","execution_count":null,"outputs":[]},{"metadata":{"_uuid":"d629ff2d2480ee46fbb7e2d37f6b5fab8052498a","_cell_guid":"79c7e3d0-c299-4dcb-8224-4455121ee9b0","trusted":true},"cell_type":"code","source":"data_dir = '/kaggle/input/cassava-leaf-disease-classification/train_images/'\nsave_dir = \"/kaggle/train_images/\"\nos.makedirs(save_dir, exist_ok=True)","execution_count":null,"outputs":[]},{"metadata":{"trusted":true},"cell_type":"code","source":"train_labels = pd.read_csv('/kaggle/input/cassava-leaf-disease-classification/train.csv')","execution_count":null,"outputs":[]},{"metadata":{"trusted":true},"cell_type":"code","source":"for img_id in tqdm(train_labels.image_id):\n    load_path = data_dir + img_id\n    save_path = save_dir + img_id \n    \n    image = cv2.imread(load_path)\n    img = cv2.resize(image, (newsize, newsize))\n    cv2.imwrite(save_path, img)","execution_count":null,"outputs":[]},{"metadata":{"trusted":true},"cell_type":"code","source":"!tar -czf train_images_512.tar.gz ../train_images/*.jpg\n","execution_count":null,"outputs":[]}],"metadata":{"kernelspec":{"language":"python","display_name":"Python 3","name":"python3"},"language_info":{"pygments_lexer":"ipython3","nbconvert_exporter":"python","version":"3.6.4","file_extension":".py","codemirror_mode":{"name":"ipython","version":3},"name":"python","mimetype":"text/x-python"}},"nbformat":4,"nbformat_minor":4}