Пример #1
0
import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
from datasets import mnist, loader
from logger import struct, Logger
from train import train, acc_metric, nll_metric
import numpy as np

H_proto = struct(
    batch_size=64,
    val_batch_size=1000,
    epochs=10,
    lr=0.01,
    caps=[10, 20, 50, 70, 100, 200, 500],
    momentum=0.5,
)
S_proto = struct(epoch=0, bn=0)

log = Logger('mnist_capacity_nodrop',
             H_proto,
             S_proto,
             load=True,
             metric_show_freq=1)

tn_loader, val_loader = loader(mnist(), H_proto.batch_size,
                               H_proto.val_batch_size)

for epoch in range(S_proto.epoch, len(H_proto.caps)):
    S_proto.epoch = epoch
    log.flush()
    cap = H_proto.caps[epoch]
Пример #2
0
from logger import Logger, struct
import matplotlib.pyplot as plt
# from pprint import pprint

H = struct()
S = struct()

log = Logger('mnist_momentum', H, S, load=True)
losses = [m.best_loss for m in log.metrics()]
# pprint(log.metrics())
# pprint(H.momenta)
plt.plot(H.momenta, losses)
plt.xscale('log')
plt.yscale('log')
plt.show()
Пример #3
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import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
from datasets import cifar10, loader
from logger import struct, Logger
from train import train, acc_metric, nll_metric
from models import vgg

H = struct(
    batch_size=128,
    val_batch_size=100,
    epochs=10,
    lr=0.1,
    momentum=0.9,
)
S = struct(epoch=1, bn=1)

log = Logger('cifar10_standard', H, S, overwrite=True, metric_show_freq=100)

tn_loader, val_loader = loader(cifar10(), H.batch_size, H.val_batch_size)


class Net(nn.Module):
    def __init__(self):
        super(Net, self).__init__()
        self.features = vgg('vgg11')
        self.classifier = nn.Linear(512, 10)

    def forward(self, x):
        out = self.features(x)
        out = out.view(out.size(0), -1)
Пример #4
0
from logger import Logger, struct
import matplotlib.pyplot as plt
from pprint import pprint

H = struct()
S = struct()
log = Logger('mnist_capacity', H, S, load=True)
losses = [m.best_loss for m in log.metrics()]

H_nodrop = struct()
S_nodrop = struct()
log_nodrop = Logger('mnist_capacity_nodrop', H_nodrop, S_nodrop, load=True)
losses_nodrop = [m.best_loss for m in log_nodrop.metrics()]

H_mlp = struct()
S_mlp = struct()
log_mlp = Logger('mnist_capacity_mlp', H_mlp, S_mlp, load=True)
losses_mlp = [m.best_loss for m in log_mlp.metrics()]

pprint(log.metrics())
pprint(log_nodrop.metrics())
# pprint(H.caps)
plt.plot(H.caps, losses, label='dropout')
plt.plot(H_nodrop.caps, losses_nodrop, label='nodrop')
plt.plot(H_mlp.caps, losses_mlp, label='mlp')
plt.xscale('log')
plt.yscale('log')
plt.legend(loc='best')
plt.show()
Пример #5
0
import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
import numpy as np
from datasets import mnist, loader
from logger import struct, Logger
from train import train, acc_metric, nll_metric

H_proto = struct(
    batch_size=64,
    val_batch_size=1000,
    epochs=10,
    lrs=[
        0.001, 0.003, 0.005, 0.01, 0.02, 0.03, 0.04, 0.05, 0.07, 0.1, 0.3, 0.5,
        1
    ],
    momentum=0.5,
)
S_proto = struct(epoch=0, bn=0)

log = Logger('mnist_lr2', H_proto, S_proto, load=True, metric_show_freq=1)
S_proto.epoch = 0

tn_loader, val_loader = loader(mnist(), H_proto.batch_size,
                               H_proto.val_batch_size)

for epoch in range(S_proto.epoch, len(H_proto.lrs)):
    S_proto.epoch = epoch
    log.flush()
    lr = H_proto.lrs[epoch]
    H = H_proto.copy()
Пример #6
0
import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
from datasets import mnist, loader
from logger import struct, Logger
from train import train

H = struct(
    batch_size=64,
    val_batch_size=1000,
    epochs=2,
    lr=0.01,
    momentum=0.5,
)
S = struct(epoch=1, bn=1)

log = Logger('mnist_scratch', H, S, overwrite=True, metric_show_freq=100)

tn_loader, val_loader = loader(mnist(), H.batch_size, H.val_batch_size)


class Net(nn.Module):
    def __init__(self):
        super(Net, self).__init__()
        self.conv1 = nn.Conv2d(1, 10, kernel_size=5)
        self.conv2 = nn.Conv2d(10, 20, kernel_size=5)
        self.conv2_drop = nn.Dropout2d()
        self.fc1 = nn.Linear(320, 50)
        self.fc2 = nn.Linear(50, 10)

    def forward(self, x):
Пример #7
0
import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
from datasets import mnist, loader
from logger import struct
from train import (cycle_hyperparams, acc_metric, nll_metric, max_metametric,
                   argmax_metametric, min_metametric, argmin_metametric)

H_proto = struct(batch_size=64,
                 val_batch_size=1000,
                 epochs=10,
                 lr=0.01,
                 momenta=[0.0, 0.1, 0.3, 0.5, 0.7, 0.9, 0.95, 0.99])


def model(H):
    class Net(nn.Module):
        def __init__(self):
            super(Net, self).__init__()
            self.conv1 = nn.Conv2d(1, 10, kernel_size=5)
            self.conv2 = nn.Conv2d(10, 20, kernel_size=5)
            self.conv2_drop = nn.Dropout2d()
            self.fc1 = nn.Linear(320, 50)
            self.fc2 = nn.Linear(50, 10)

        def forward(self, x):
            x = F.relu(F.max_pool2d(self.conv1(x), 2))
            x = F.relu(F.max_pool2d(self.conv2_drop(self.conv2(x)), 2))
            x = x.view(-1, 320)
            x = F.relu(self.fc1(x))
            x = F.dropout(x, training=self.training)
Пример #8
0
import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
from datasets import mnist, loader
from logger import struct
from train import (cycle_hyperparams, acc_metric, nll_metric, max_metametric,
                   argmax_metametric, min_metametric, argmin_metametric)

H_proto = struct(batch_size=64,
                 val_batch_size=1000,
                 epochs=10,
                 lr=0.01,
                 caps=[10, 20, 50, 70, 100, 200, 500],
                 momentum=0.5)


def model(H):
    class Net(nn.Module):
        def __init__(self):
            super(Net, self).__init__()
            self.conv1 = nn.Conv2d(1, 10, kernel_size=5)
            self.conv2 = nn.Conv2d(10, 20, kernel_size=5)
            self.conv2_drop = nn.Dropout2d()
            self.fc1 = nn.Linear(320, H.cap)
            self.fc2 = nn.Linear(H.cap, 10)

        def forward(self, x):
            x = F.relu(F.max_pool2d(self.conv1(x), 2))
            x = F.relu(F.max_pool2d(self.conv2_drop(self.conv2(x)), 2))
            x = x.view(-1, 320)
            x = F.relu(self.fc1(x))
Пример #9
0
import torch.optim as optim
import torch.nn as nn
import torch.nn.functional as F
from datasets import mnist, loader
from logger import struct
from train import (cycle_hyperparams, acc_metric, nll_metric, max_metametric,
                   argmax_metametric, min_metametric, argmin_metametric)

H_proto = struct(batch_size=64,
                 val_batch_size=1000,
                 epochs=10,
                 lrs=[
                     0.001, 0.003, 0.005, 0.01, 0.02, 0.03, 0.04, 0.05, 0.07,
                     0.1, 0.3, 0.5, 1
                 ],
                 momentum=0.5)


def model(H):
    class Net(nn.Module):
        def __init__(self):
            super(Net, self).__init__()
            self.conv1 = nn.Conv2d(1, 10, kernel_size=5)
            self.conv2 = nn.Conv2d(10, 20, kernel_size=5)
            self.conv2_drop = nn.Dropout2d()
            self.fc1 = nn.Linear(320, 50)
            self.fc2 = nn.Linear(50, 10)

        def forward(self, x):
            x = F.relu(F.max_pool2d(self.conv1(x), 2))
            x = F.relu(F.max_pool2d(self.conv2_drop(self.conv2(x)), 2))