cs501r_f2018:lab6
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cs501r_f2018:lab6 [2018/10/08 22:36] sadler [Description:] |
cs501r_f2018:lab6 [2018/10/09 19:26] sadler [Description:] |
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| Line 105: | Line 105: | ||
| <code python> | <code python> | ||
| + | import torch | ||
| + | from torch.autograd import Variable | ||
| # Turn string into list of longs | # Turn string into list of longs | ||
| def char_tensor(string): | def char_tensor(string): | ||
| Line 124: | Line 126: | ||
| <code python> | <code python> | ||
| + | import time | ||
| n_epochs = 2000 | n_epochs = 2000 | ||
| print_every = 100 | print_every = 100 | ||
| Line 140: | Line 143: | ||
| for epoch in range(1, n_epochs + 1): | for epoch in range(1, n_epochs + 1): | ||
| - | loss = train(*random_training_set()) | + | loss_ = train(*random_training_set()) |
| - | loss_avg += loss | + | loss_avg += loss_ |
| if epoch % print_every == 0: | if epoch % print_every == 0: | ||
| - | print('[%s (%d %d%%) %.4f]' % (time_since(start), epoch, epoch / n_epochs * 100, loss)) | + | print('[%s (%d %d%%) %.4f]' % (time.time() - start, epoch, epoch / n_epochs * 100, loss_)) |
| print(evaluate('Wh', 100), '\n') | print(evaluate('Wh', 100), '\n') | ||
| Line 179: | Line 182: | ||
| # decode output | # decode output | ||
| | | ||
| - | def forward(self, input, hidden): | + | def forward(self, input_char, hidden): |
| # by reviewing the documentation, construct a forward function that properly uses the output | # by reviewing the documentation, construct a forward function that properly uses the output | ||
| # of the GRU | # of the GRU | ||
| Line 200: | Line 203: | ||
| # your code here | # your code here | ||
| ## / | ## / | ||
| + | loss = 0 | ||
| for c in range(chunk_len): | for c in range(chunk_len): | ||
| output, hidden = # run the forward pass of your rnn with proper input | output, hidden = # run the forward pass of your rnn with proper input | ||
| - | loss += criterion(output, target[c].view(1)) | + | loss += criterion(output, target[c].unsqueeze(0)) |
| ## calculate backwards loss and step the optimizer (globally) | ## calculate backwards loss and step the optimizer (globally) | ||
cs501r_f2018/lab6.txt · Last modified: 2021/06/30 23:42 (external edit)
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