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cnn_model.py
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cnn_model.py
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import math
import torch
import torch.nn as nn
import torch.nn.functional as F
import rn_model
class BrainConv(nn.Module):
def __init__(self, ch_in, ch_out, kernel_size, div=0):
super().__init__()
self.kernel_size = kernel_size
self.div = div
if self.div <= 0:
self.div = self.kernel_size-1
self.pad = (self.div)//2
self.ch_in = ch_in
self.ch_out = ch_out
self.conv = nn.Conv1d(self.ch_in, self.ch_out, kernel_size=self.kernel_size)
self.batch_norm = nn.BatchNorm1d(num_features=self.ch_out)
def forward(self, x):
y = F.max_pool1d(torch.relu(self.batch_norm(self.conv(x))), self.div)
return y
def output_n(self, input_n):
n = k_conv_out_n(1, input_n, self.kernel_size, self.div, self.pad)
return (n, self.ch_out)
class ConvModel(nn.Module):
def __init__(self, chunk_size=20000):
super().__init__()
self.conv_layers = nn.ModuleList()
self.line_layers = nn.ModuleList()
self.conv_layers.append(nn.Conv1d(2, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(2))
self.conv_layers.append(nn.Conv1d(7, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(5))
self.conv_layers.append(nn.Conv1d(7, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(2))
self.conv_layers.append(nn.Conv1d(7, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(5))
self.conv_layers.append(nn.Conv1d(7, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(2))
self.conv_layers.append(nn.Conv1d(7, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(5))
self.conv_layers.append(nn.Conv1d(7, 7, kernel_size=1))
self.conv_layers.append(nn.ReLU())
self.conv_layers.append(nn.MaxPool1d(2))
self.line_layers.append(nn.Linear(70, 18))
self.line_layers.append(nn.Tanh())
self.line_layers.append(nn.Linear(18, 16))
self.line_layers.append(nn.Tanh())
self.line_layers.append(nn.Linear(16, 3))
def forward(self, x):
for layer in self.conv_layers:
x = layer(x)
#print(x.shape)
x = x.view(-1, 70)
#print(x.shape)
for linear_layer in self.line_layers:
x = linear_layer(x)
#print(x.shape)
return x
def extractInfTime(self, x):
starter, ender = torch.cuda.Event(enable_timing=True), torch.cuda.Event(enable_timing=True)
#This lines starts a timer to measure processing time
starter.record()
for layer in self.conv_layers:
x = layer(x)
#print(x.shape)
x = x.view(-1, 70)
#print(x.shape)
for linear_layer in self.line_layers:
x = linear_layer(x)
#print(x.shape)
ender.record()
torch.cuda.synchronize()
inf_time = starter.elapsed_time(ender)
return inf_time
#return self.model(x)
#x = torch.rand(1, 2, 20000)
#model = ConvModel()(x)
#rn_model.CharmBrain(chunk_size=20000)(x)