Mateusz Mrozewski mateuszmrozewski
karpathy
/ pg-pong.py
Created
May 30, 2016 22:50
Training a Neural Network ATARI Pong agent with Policy Gradients from raw pixels
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| """ Trains an agent with (stochastic) Policy Gradients on Pong. Uses OpenAI Gym. """ | |
| import numpy as np | |
| import cPickle as pickle | |
| import gym | |
| # hyperparameters | |
| H = 200 # number of hidden layer neurons | |
| batch_size = 10 # every how many episodes to do a param update? | |
| learning_rate = 1e-4 | |
| gamma = 0.99 # discount factor for reward |
ravikg
/ Tensorflow setup in Dell XPS Alienware 15
Created
July 17, 2016 14:55
Tensorflow setup instruction with GPU support in Ubuntu 16.04 Dell XPS Alienware
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| http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-mac-osx | |
| Unetbootin http://unetbootin.github.io/ | |
| get ubuntu 16.04 iso and create bootable usb | |
| in dell go to boot setup and disable secure boot and disable uefi and enable legacy | |
| set usb 1st boot option | |
| insert the above bootable usb and reboot laptop | |
| install ubuntu: mouse pointer might not come in live ubuntu, use usb mouse; it will come after install | |
| sudo apt-get update | |
| sudo apt-get upgrade |