Sahil Chelaramani SahilC
Tushar-N
/ pad_packed_demo.py
Last active
October 27, 2024 15:17
How to use pad_packed_sequence in pytorch<1.1.0
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| import torch | |
| import torch.nn as nn | |
| from torch.nn.utils.rnn import pack_padded_sequence, pad_packed_sequence | |
| seqs = ['gigantic_string','tiny_str','medium_str'] | |
| # make <pad> idx 0 | |
| vocab = ['<pad>'] + sorted(set(''.join(seqs))) | |
| # make model |
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 |
Yangqing
/ mr_compute_gist.py
Created
May 17, 2013 00:05
The mapreduce code to extract gist features from ImageNet images. To be used together with mincepie.
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| from mincepie import mapreducer, launcher | |
| import gflags | |
| import glob | |
| import leargist | |
| import numpy as np | |
| import os | |
| from PIL import Image | |
| import uuid | |
| # constant value |
marcgg
/ gist:733592
Created
December 8, 2010 17:26
Regex to get the Facebook Page ID from a given URL
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| # Matches patterns such as: | |
| # https://www.facebook.com/my_page_id => my_page_id | |
| # http://www.facebook.com/my_page_id => my_page_id | |
| # http://www.facebook.com/#!/my_page_id => my_page_id | |
| # http://www.facebook.com/pages/Paris-France/Vanity-Url/123456?v=app_555 => 123456 | |
| # http://www.facebook.com/pages/Vanity-Url/45678 => 45678 | |
| # http://www.facebook.com/#!/page_with_1_number => page_with_1_number | |
| # http://www.facebook.com/bounce_page#!/pages/Vanity-Url/45678 => 45678 | |
| # http://www.facebook.com/bounce_page#!/my_page_id?v=app_166292090072334 => my_page_id | |
| # http://www.facebook.com/my.page.is.great => my.page.is.great |