Geron Chap 10 Building an Image Classifier Using the Sequential API 20221231
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Using Keras to Load the Dataset
- p 297, 298
$ cd $ML_PATH $ source tfenv/bin/activate $ python3 >>> from tensorflow import keras ... >>> fashion_mnist = keras.datasets.fashion_mnist >>> (x_train_full, y_train_full), (x_test, y_test) = fashion_mnist.load_data() Downloading data from https://storage.googleapis.com/tensorflow/tf-keras-datasets/train-labels-idx1-ubyte.gz 29515/29515 [==============================] - 0s 1us/step Downloading data from https://storage.googleapis.com/tensorflow/tf-keras-datasets/train-images-idx3-ubyte.gz 26421880/26421880 [==============================] - 31s 1us/step Downloading data from https://storage.googleapis.com/tensorflow/tf-keras-datasets/t10k-labels-idx1-ubyte.gz 5148/5148 [==============================] - 0s 0us/step Downloading data from https://storage.googleapis.com/tensorflow/tf-keras-datasets/t10k-images-idx3-ubyte.gz 4422102/4422102 [==============================] - 7s 2us/step >>> x_train_full.shape (60000, 28, 28) >>> x_train_full.dtype dtype('uint8') >>> y_valid, y_train = y_train_full[:5000], y_train_full[5000:] >>> class_names = ["T-shirt/top", "Trouser", "Pullover", "Dress", "Coat", ... "Sandal", "Shirt", "Sneaker", "Bag", "Ankel boot"] >>> class_names[0] 'T-shirt/top'