What is mnist
MNIST is like the "Hello World" of machine learning. Its a database of handwritten digits (0-9), with which you can try out a few machine learning algorithms.
Download the examples
Download the related examples from below link:
https://github.com/tensorflow/tensorflow/tree/master/tensorflow/examples/tutorials/mnist
Download the dataset of mnist
Download the following files from link http://yann.lecun.com/exdb/mnist/, and then copy them to /tmp/tensorflow/mnist/input_data/
train-images-idx3-ubyte.gz: training set images (9912422 bytes)
train-labels-idx1-ubyte.gz: training set labels (28881 bytes)
t10k-images-idx3-ubyte.gz: test set images (1648877 bytes)
t10k-labels-idx1-ubyte.gz: test set labels (4542 bytes)
Run mnist examples
1. fully_connected_feed.py : Trains and evaluates the MNIST network using a feed dictionary
command: python3.5 fully_connected_feed.py
2. mnist_with_summaries.py: A simple MNIST cassifier which displays summaries in Tensorboard
command: python3.5 mnist_with_summaries.py --log_dir=/tmp/test_log/
tensorboard --logdir=/tmp/test_log/
and then connect to tensorboard via chrome: 127.0.0.1:6006