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DCRNN
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moving tensors to GPU [v2]

This commit is contained in:
Chintan Shah 2019-10-06 14:10:20 -04:00
parent ba304e9f04
commit 017ec70783
1 changed files with 6 additions and 2 deletions
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8
model/pytorch/dcrnn_model.py
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@ -4,6 +4,8 @@ import torch.nn as nn
from model.pytorch.dcrnn_cell import DCGRUCell from model.pytorch.dcrnn_cell import DCGRUCell
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
class Seq2SeqAttrs: class Seq2SeqAttrs:
def __init__(self, adj_mx, **model_kwargs): def __init__(self, adj_mx, **model_kwargs):
@ -40,7 +42,8 @@ class EncoderModel(nn.Module, Seq2SeqAttrs):
""" """
batch_size, _ = inputs.size() batch_size, _ = inputs.size()
if hidden_state is None: if hidden_state is None:
hidden_state = torch.zeros((self.num_rnn_layers, batch_size, self.hidden_state_size)) hidden_state = torch.zeros((self.num_rnn_layers, batch_size, self.hidden_state_size),
device=device)
hidden_states = [] hidden_states = []
output = inputs output = inputs
for layer_num, dcgru_layer in enumerate(self.dcgru_layers): for layer_num, dcgru_layer in enumerate(self.dcgru_layers):
@ -122,7 +125,8 @@ class DCRNNModel(nn.Module, Seq2SeqAttrs):
:return: output: (self.horizon, batch_size, self.num_nodes * self.output_dim) :return: output: (self.horizon, batch_size, self.num_nodes * self.output_dim)
""" """
batch_size = encoder_hidden_state.size(1) batch_size = encoder_hidden_state.size(1)
go_symbol = torch.zeros((batch_size, self.num_nodes * self.decoder_model.output_dim)) go_symbol = torch.zeros((batch_size, self.num_nodes * self.decoder_model.output_dim),
device=device)
decoder_hidden_state = encoder_hidden_state decoder_hidden_state = encoder_hidden_state
decoder_input = go_symbol decoder_input = go_symbol