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| ''' | |
| [tensor([[ 0.7728, 0.5515, -0.6296, 0.7153, -0.4945], | |
| [-0.9922, -0.8795, -0.9972, -0.3248, -0.9954], | |
| [-0.9994, -0.9798, -0.9995, -0.2330, -0.9987], | |
| [-0.9997, -0.9992, -0.9671, -0.9958, -0.4567]], | |
| grad_fn=<TanhBackward>), tensor([[-1.0000, -0.9981, -0.9999, -0.7502, -0.9987], | |
| [ 0.2000, 0.8616, -0.4312, -0.1248, 0.4995], | |
| [-0.9904, -0.9462, -0.9981, -0.2781, -0.9275], | |
| [-0.6522, -0.2911, -0.8473, -0.2088, -0.2840]], | |
| grad_fn=<TanhBackward>)] |
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| class CleanBasicRNN(nn.Module): | |
| def __init__(self, batch_size, n_inputs, n_neurons): | |
| super(CleanBasicRNN, self).__init__() | |
| self.rnn = nn.RNNCell(n_inputs, n_neurons) | |
| self.hx = torch.randn(batch_size, n_neurons) # initialize hidden state | |
| def forward(self, X): | |
| output = [] |
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| rnn = nn.RNNCell(3, 5) # n_input X n_neurons | |
| X_batch = torch.tensor([[[0,1,2], [3,4,5], | |
| [6,7,8], [9,0,1]], | |
| [[9,8,7], [0,0,0], | |
| [6,5,4], [3,2,1]] | |
| ], dtype = torch.float) # X0 and X1 | |
| hx = torch.randn(4, 5) # m X n_neurons | |
| output = [] |
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| print(Y0_val) | |
| print(Y1_val) | |
| ### output | |
| ''' | |
| tensor([[-0.9963, -0.9877, 0.9999, -0.1916, 0.3522], | |
| [-0.9979, -1.0000, 1.0000, 0.7448, -0.8681], | |
| [-0.9988, -1.0000, 1.0000, 0.9714, -0.9952], | |
| [ 0.9948, -1.0000, -1.0000, 0.9981, -1.0000]]) | |
| tensor([[-0.7492, -1.0000, 1.0000, 0.9997, -0.9985], |
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| N_INPUT = 3 # number of features in input | |
| N_NEURONS = 5 # number of units in layer | |
| X0_batch = torch.tensor([[0,1,2], [3,4,5], | |
| [6,7,8], [9,0,1]], | |
| dtype = torch.float) #t=0 => 4 X 3 | |
| X1_batch = torch.tensor([[9,8,7], [0,0,0], | |
| [6,5,4], [3,2,1]], | |
| dtype = torch.float) #t=1 => 4 X 3 |
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| class BasicRNN(nn.Module): | |
| def __init__(self, n_inputs, n_neurons): | |
| super(BasicRNN, self).__init__() | |
| self.Wx = torch.randn(n_inputs, n_neurons) # n_inputs X n_neurons | |
| self.Wy = torch.randn(n_neurons, n_neurons) # n_neurons X n_neurons | |
| self.b = torch.zeros(1, n_neurons) # 1 X n_neurons | |
| def forward(self, X0, X1): |
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| print(Y0_val) | |
| print(Y1_val) | |
| ### output | |
| ''' | |
| tensor([[-0.9963, -0.9877, 0.9999, -0.1916, 0.3522], | |
| [-0.9979, -1.0000, 1.0000, 0.7448, -0.8681], | |
| [-0.9988, -1.0000, 1.0000, 0.9714, -0.9952], | |
| [ 0.9948, -1.0000, -1.0000, 0.9981, -1.0000]]) | |
| tensor([[-0.7492, -1.0000, 1.0000, 0.9997, -0.9985], |
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| N_INPUT = 4 | |
| N_NEURONS = 1 | |
| X0_batch = torch.tensor([[0,1,2,0], [3,4,5,0], | |
| [6,7,8,0], [9,0,1,0]], | |
| dtype = torch.float) #t=0 => 4 X 4 | |
| X1_batch = torch.tensor([[9,8,7,0], [0,0,0,0], | |
| [6,5,4,0], [3,2,1,0]], | |
| dtype = torch.float) #t=1 => 4 X 4 |
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| class SingleRNN(nn.Module): | |
| def __init__(self, n_inputs, n_neurons): | |
| super(SingleRNN, self).__init__() | |
| self.Wx = torch.randn(n_inputs, n_neurons) # 4 X 1 | |
| self.Wy = torch.randn(n_neurons, n_neurons) # 1 X 1 | |
| self.b = torch.zeros(1, n_neurons) # 1 X 4 | |
| def forward(self, X0, X1): |
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| import torch | |
| import torch.nn as nn | |
| import torch.nn.functional as F | |
| import os | |
| import numpy as np |