示例#1
0
def main(args):
    eddl.download_mnist()

    num_classes = 10

    in_ = eddl.Input([784])

    layer = in_
    layer = eddl.Reshape(layer, [1, 28, 28])
    layer = eddl.RandomCropScale(layer, [0.9, 1.0])
    layer = eddl.Reshape(layer, [-1])
    layer = eddl.ReLu(
        eddl.GaussianNoise(
            eddl.BatchNormalization(eddl.Dense(layer, 1024), True), 0.3))
    layer = eddl.ReLu(
        eddl.GaussianNoise(
            eddl.BatchNormalization(eddl.Dense(layer, 1024), True), 0.3))
    layer = eddl.ReLu(
        eddl.GaussianNoise(
            eddl.BatchNormalization(eddl.Dense(layer, 1024), True), 0.3))
    out = eddl.Softmax(eddl.Dense(layer, num_classes))
    net = eddl.Model([in_], [out])

    eddl.build(
        net, eddl.sgd(0.01, 0.9), ["soft_cross_entropy"],
        ["categorical_accuracy"],
        eddl.CS_GPU(mem=args.mem) if args.gpu else eddl.CS_CPU(mem=args.mem))

    eddl.summary(net)
    eddl.plot(net, "model.pdf")

    x_train = Tensor.load("mnist_trX.bin")
    y_train = Tensor.load("mnist_trY.bin")
    x_test = Tensor.load("mnist_tsX.bin")
    y_test = Tensor.load("mnist_tsY.bin")
    if args.small:
        x_train = x_train.select([":6000"])
        y_train = y_train.select([":6000"])
        x_test = x_test.select([":1000"])
        y_test = y_test.select([":1000"])

    x_train.div_(255.0)
    x_test.div_(255.0)

    eddl.fit(net, [x_train], [y_train], args.batch_size, args.epochs)
    eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)

    # LR annealing
    if args.epochs < 4:
        return
    eddl.setlr(net, [0.005, 0.9])
    eddl.fit(net, [x_train], [y_train], args.batch_size, args.epochs // 2)
    eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    eddl.setlr(net, [0.001, 0.9])
    eddl.fit(net, [x_train], [y_train], args.batch_size, args.epochs // 2)
    eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    eddl.setlr(net, [0.0001, 0.9])
    eddl.fit(net, [x_train], [y_train], args.batch_size, args.epochs // 4)
    eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    print("All done")
示例#2
0
def main(args):
    eddl.download_cifar10()

    num_classes = 10

    in_ = eddl.Input([3, 32, 32])

    layer = in_
    layer = eddl.RandomCropScale(layer, [0.8, 1.0])
    layer = eddl.RandomHorizontalFlip(layer)
    layer = eddl.ReLu(BG(eddl.Conv(layer, 64, [3, 3], [1, 1], "same", False)))
    layer = eddl.Pad(layer, [0, 1, 1, 0])
    for i in range(3):
        layer = ResBlock(layer, 64, 0, i == 0)
    for i in range(4):
        layer = ResBlock(layer, 128, i == 0)
    for i in range(6):
        layer = ResBlock(layer, 256, i == 0)
    for i in range(3):
        layer = ResBlock(layer, 512, i == 0)
    layer = eddl.MaxPool(layer, [4, 4])
    layer = eddl.Reshape(layer, [-1])

    out = eddl.Softmax(eddl.Dense(layer, num_classes))
    net = eddl.Model([in_], [out])

    eddl.build(
        net, eddl.sgd(0.001, 0.9), ["soft_cross_entropy"],
        ["categorical_accuracy"],
        eddl.CS_GPU(mem=args.mem) if args.gpu else eddl.CS_CPU(mem=args.mem))

    eddl.summary(net)
    eddl.plot(net, "model.pdf", "TB")

    x_train = Tensor.load("cifar_trX.bin")
    y_train = Tensor.load("cifar_trY.bin")
    x_train.div_(255.0)

    x_test = Tensor.load("cifar_tsX.bin")
    y_test = Tensor.load("cifar_tsY.bin")
    x_test.div_(255.0)

    if args.small:
        # this is slow, make it really small
        x_train = x_train.select([":500"])
        y_train = y_train.select([":500"])
        x_test = x_test.select([":100"])
        y_test = y_test.select([":100"])

    lr = 0.01
    for j in range(3):
        lr /= 10.0
        eddl.setlr(net, [lr, 0.9])
        for i in range(args.epochs):
            eddl.fit(net, [x_train], [y_train], args.batch_size, 1)
            eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    print("All done")
示例#3
0
def main(args):
    eddl.download_cifar10()

    num_classes = 10

    in_ = eddl.Input([3, 32, 32])

    layer = in_
    layer = eddl.RandomCropScale(layer, [0.8, 1.0])
    layer = eddl.RandomFlip(layer, 1)
    layer = eddl.ReLu(BG(eddl.Conv(layer, 64, [3, 3], [1, 1])))
    layer = eddl.Pad(layer, [0, 1, 1, 0])
    layer = ResBlock(layer, 64, 2, True)
    layer = ResBlock(layer, 64, 2, False)
    layer = ResBlock(layer, 128, 2, True)
    layer = ResBlock(layer, 128, 2, False)
    layer = ResBlock(layer, 256, 2, True)
    layer = ResBlock(layer, 256, 2, False)
    layer = ResBlock(layer, 256, 2, True)
    layer = ResBlock(layer, 256, 2, False)
    layer = eddl.Reshape(layer, [-1])
    layer = eddl.ReLu(BG(eddl.Dense(layer, 512)))

    out = eddl.Softmax(eddl.Dense(layer, num_classes))
    net = eddl.Model([in_], [out])

    eddl.build(
        net,
        eddl.sgd(0.01, 0.9),
        ["soft_cross_entropy"],
        ["categorical_accuracy"],
        eddl.CS_GPU(mem=args.mem) if args.gpu else eddl.CS_CPU(mem=args.mem)
    )

    eddl.summary(net)
    eddl.plot(net, "model.pdf", "TB")

    x_train = Tensor.load("cifar_trX.bin")
    y_train = Tensor.load("cifar_trY.bin")
    x_train.div_(255.0)

    x_test = Tensor.load("cifar_tsX.bin")
    y_test = Tensor.load("cifar_tsY.bin")
    x_test.div_(255.0)

    if args.small:
        x_train = x_train.select([":5000"])
        y_train = y_train.select([":5000"])
        x_test = x_test.select([":1000"])
        y_test = y_test.select([":1000"])

    for i in range(args.epochs):
        eddl.fit(net, [x_train], [y_train], args.batch_size, 1)
        eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    print("All done")
示例#4
0
def main(args):
    eddl.download_cifar10()

    num_classes = 10

    in_ = eddl.Input([3, 32, 32])

    layer = in_

    layer = eddl.RandomCropScale(layer, [0.8, 1.0])
    layer = eddl.RandomFlip(layer, 1)
    layer = eddl.RandomCutout(layer, [0.1, 0.3], [0.1, 0.3])

    layer = eddl.MaxPool(Block3_2(layer, 64))
    layer = eddl.MaxPool(Block3_2(layer, 128))
    layer = eddl.MaxPool(Block1(Block3_2(layer, 256), 256))
    layer = eddl.MaxPool(Block1(Block3_2(layer, 512), 512))
    layer = eddl.MaxPool(Block1(Block3_2(layer, 512), 512))
    layer = eddl.Reshape(layer, [-1])
    layer = eddl.Activation(eddl.Dense(layer, 512), "relu")

    out = eddl.Softmax(eddl.Dense(layer, num_classes))
    net = eddl.Model([in_], [out])

    eddl.build(
        net,
        eddl.sgd(0.001, 0.9),
        ["soft_cross_entropy"],
        ["categorical_accuracy"],
        eddl.CS_GPU(mem=args.mem) if args.gpu else eddl.CS_CPU(mem=args.mem)
    )

    eddl.setlogfile(net, "vgg16")
    eddl.summary(net)
    eddl.plot(net, "model.pdf")

    x_train = Tensor.load("cifar_trX.bin")
    y_train = Tensor.load("cifar_trY.bin")
    x_train.div_(255.0)

    x_test = Tensor.load("cifar_tsX.bin")
    y_test = Tensor.load("cifar_tsY.bin")
    x_test.div_(255.0)

    if args.small:
        x_train = x_train.select([":5000"])
        y_train = y_train.select([":5000"])
        x_test = x_test.select([":1000"])
        y_test = y_test.select([":1000"])

    for i in range(args.epochs):
        eddl.fit(net, [x_train], [y_train], args.batch_size, 1)
        eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    print("All done")
示例#5
0
def main(args):
    eddl.download_cifar10()

    num_classes = 10

    in_ = eddl.Input([3, 32, 32])

    layer = in_

    layer = eddl.RandomHorizontalFlip(layer)
    layer = eddl.RandomCropScale(layer, [0.8, 1.0])
    layer = eddl.RandomCutout(layer, [0.1, 0.5], [0.1, 0.5])

    layer = eddl.MaxPool(eddl.ReLu(eddl.BatchNormalization(
        eddl.HeUniform(eddl.Conv(layer, 32, [3, 3], [1, 1], "same", False)),
        True)), [2, 2])
    layer = eddl.MaxPool(eddl.ReLu(eddl.BatchNormalization(
        eddl.HeUniform(eddl.Conv(layer, 64, [3, 3], [1, 1], "same", False)),
        True)), [2, 2])
    layer = eddl.MaxPool(eddl.ReLu(eddl.BatchNormalization(
        eddl.HeUniform(eddl.Conv(layer, 128, [3, 3], [1, 1], "same", False)),
        True)), [2, 2])
    layer = eddl.MaxPool(eddl.ReLu(eddl.BatchNormalization(
        eddl.HeUniform(eddl.Conv(layer, 256, [3, 3], [1, 1], "same", False)),
        True)), [2, 2])

    layer = eddl.Reshape(layer, [-1])
    layer = eddl.Activation(eddl.BatchNormalization(
        eddl.Dense(layer, 128), True
    ), "relu")
    out = eddl.Softmax(eddl.BatchNormalization(
        eddl.Dense(layer, num_classes), True
    ))
    net = eddl.Model([in_], [out])

    eddl.build(
        net,
        eddl.adam(0.001),
        ["softmax_cross_entropy"],
        ["categorical_accuracy"],
        eddl.CS_GPU(mem=args.mem) if args.gpu else eddl.CS_CPU(mem=args.mem)
    )
    eddl.summary(net)
    eddl.plot(net, "model.pdf")

    x_train = Tensor.load("cifar_trX.bin")
    y_train = Tensor.load("cifar_trY.bin")
    x_train.div_(255.0)

    x_test = Tensor.load("cifar_tsX.bin")
    y_test = Tensor.load("cifar_tsY.bin")
    x_test.div_(255.0)

    if args.small:
        x_train = x_train.select([":5000"])
        y_train = y_train.select([":5000"])
        x_test = x_test.select([":1000"])
        y_test = y_test.select([":1000"])

    for i in range(args.epochs):
        eddl.fit(net, [x_train], [y_train], args.batch_size, 1)
        eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)
    eddl.setlr(net, [0.0001])
    for i in range(args.epochs):
        eddl.fit(net, [x_train], [y_train], args.batch_size, 1)
        eddl.evaluate(net, [x_test], [y_test], bs=args.batch_size)

    print("All done")
示例#6
0
def main(args):
    eddl.download_drive()

    in_1 = eddl.Input([3, 584, 584])
    in_2 = eddl.Input([1, 584, 584])
    layer = eddl.Concat([in_1, in_2])

    layer = eddl.RandomCropScale(layer, [0.9, 1.0])
    layer = eddl.CenteredCrop(layer, [512, 512])
    img = eddl.Select(layer, ["0:3"])
    mask = eddl.Select(layer, ["3"])

    # DA net
    danet = eddl.Model([in_1, in_2], [])
    eddl.build(danet)
    if args.gpu:
        eddl.toGPU(danet, mem="low_mem")
    eddl.summary(danet)

    # SegNet
    in_ = eddl.Input([3, 512, 512])
    out = eddl.Sigmoid(UNetWithPadding(in_))
    segnet = eddl.Model([in_], [out])
    eddl.build(
        segnet,
        eddl.adam(0.00001),  # Optimizer
        ["mse"],  # Losses
        ["mse"],  # Metrics
        eddl.CS_GPU(mem=args.mem) if args.gpu else eddl.CS_CPU(mem=args.mem)
    )
    eddl.summary(segnet)

    print("Reading training data")
    # x_train_f = Tensor.fromarray(np.load("drive_trX.npy").astype(np.float32))
    x_train_f = Tensor.load("drive_trX.bin")
    x_train = x_train_f.permute([0, 3, 1, 2])
    x_train.info()
    x_train.div_(255.0)

    print("Reading test data")
    # y_train = Tensor.fromarray(np.load("drive_trY.npy").astype(np.float32))
    y_train = Tensor.load("drive_trY.bin")
    y_train.info()
    y_train.reshape_([20, 1, 584, 584])
    y_train.div_(255.0)

    xbatch = Tensor([args.batch_size, 3, 584, 584])
    ybatch = Tensor([args.batch_size, 1, 584, 584])

    print("Starting training")
    for i in range(args.epochs):
        print("\nEpoch %d/%d" % (i + 1, args.epochs))
        eddl.reset_loss(segnet)
        for j in range(args.num_batches):
            eddl.next_batch([x_train, y_train], [xbatch, ybatch])
            # DA net
            eddl.forward(danet, [xbatch, ybatch])
            xbatch_da = eddl.getOutput(img)
            ybatch_da = eddl.getOutput(mask)
            # SegNet
            eddl.train_batch(segnet, [xbatch_da], [ybatch_da])
            eddl.print_loss(segnet, j)
            if i == args.epochs - 1:
                yout = eddl.getOutput(out).select(["0"])
                yout.save("./out_%d.jpg" % j)
            print()
    print("All done")