Exemplo n.º 1
0
 def __call__(self, sample):
     image_mean = torch.Tensor(defs.cfg['normalization']['image_mean']).to(
         defs.get_dev())
     image_std = torch.Tensor(defs.cfg['normalization']['image_std']).to(
         defs.get_dev())
     sample['image'] = TF.normalize(sample['image'], image_mean, image_std)
     return sample
Exemplo n.º 2
0
 def __call__(self, sample):
     depth_mean = torch.Tensor([defs.cfg['normalization']['depth_mean']
                                ]).to(device=defs.get_dev())
     depth_std = torch.Tensor([defs.cfg['normalization']['std_mean']
                               ]).to(device=defs.get_dev())
     sample['depth'] = TF.normalize(sample['depth'], depth_mean,
                                    depth_std).to(device=defs.get_dev())
     # adding min to norm so all values will be above 0 (if we're using rmsle).
     if defs.cfg['optim']['loss'].lower() == 'rmsle':
         sample['depth'] += torch.Tensor([(depth_mean + 1) / depth_std
                                          ]).to(device=defs.get_dev())
     return sample
Exemplo n.º 3
0
 def __call__(self, sample):
     img_data = sample['image']
     old_shape = img_data.shape[1], img_data.shape[2]
     img_data = ResizeToAlmostResolution(180, 224)({
         'image': img_data
     })['image']
     singleton_batch = {'img_data': img_data[None]}
     output_size = img_data.shape[1:]
     # Run the segmentation at the highest resolution.
     with torch.no_grad():
         scores = self.segmentation_module(singleton_batch,
                                           segSize=output_size)
     # Get the predicted scores for each pixel
     _, pred = torch.max(scores, dim=1)
     pred = TF.resize(pred, old_shape, Image.NEAREST)
     # other irrelevant classes: 1, 4, 12, 20, 25, 83, 116, 126, 127.
     # see csv in semseg folder.
     bad_classes = torch.Tensor([2]).to(device=defs.get_dev())
     mask = torch.full_like(pred, True, dtype=torch.bool)
     mask[(pred[..., None] == bad_classes).any(-1)] = False
     if 'mask' in sample:
         sample['mask'] = sample['mask'] & mask
     else:
         sample['mask'] = mask
     return sample
Exemplo n.º 4
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    def __init__(self):
        """
        extract semantic map from pretrained model, for knowing where to ignore in the image,
        since we only have depth info on mountains.
        """
        self.names = {}
        with open('semseg/object150_info.csv') as f:
            reader = csv.reader(f)
            next(reader)
            for row in reader:
                self.names[int(row[0])] = row[5].split(";")[0]

        # Network Builders
        self.net_encoder = ModelBuilder.build_encoder(
            arch='resnet50dilated',
            fc_dim=2048,
            weights=
            'semseg/ckpt/ade20k-resnet50dilated-ppm_deepsup/encoder_epoch_20.pth'
        )
        self.net_decoder = ModelBuilder.build_decoder(
            arch='ppm_deepsup',
            fc_dim=2048,
            num_class=150,
            weights=
            'semseg/ckpt/ade20k-resnet50dilated-ppm_deepsup/decoder_epoch_20.pth',
            use_softmax=True)

        self.crit = torch.nn.NLLLoss(ignore_index=-1)
        self.segmentation_module = SegmentationModule(self.net_encoder,
                                                      self.net_decoder,
                                                      self.crit)
        self.segmentation_module.eval()
        self.segmentation_module.to(device=defs.get_dev())
Exemplo n.º 5
0
 def __call__(self, sample):
     image, depth = sample['image'], sample['depth']
     dev = defs.get_dev()
     image = TF.to_tensor(image).to(device=dev)
     # depth has max value of 1km. Moving to [0..1]
     depth = TF.to_tensor(depth / 1000).to(device=dev, dtype=torch.float32)
     sample['image'], sample['depth'] = image, depth
     return sample
Exemplo n.º 6
0
def get_net():
    """
    get objects for training the network,
    as specified in configs.yml 'model'

    Returns: (criterion, net, optimizer) where:
        criterion: loss function for optimization.
        net: the network being used for training.
        optimizer:  optimization object (nn.optim)
    """
    cfg_model = cfg['model']
    cfg_checkpoint = cfg['checkpoint']
    cfg_optim = cfg['optim']
    model_name = cfg_model['name'].lower()
    if model_name == 'fcrn':
        net = FCRN()
    elif model_name == 'unet':
        net = UNet(3)
    elif model_name.startswith('resnet'):
        if cfg['dataset']['use_mask'] and cfg['dataset']['add_mask_to_image']:
            net = model.ResnetUnet(in_channels=4)
        else:
            net = model.ResnetUnet(in_channels=3)
    elif model_name == 'toynet':
        net = model.toyNet()
    else:
        raise ValueError("model not supported.")
    if cfg_model['weight_init'] and not cfg_checkpoint['use_saved']:
        net.apply(weight_init)
        logger.info('init\'d weights with kaiming normal & zero bias')
    elif cfg_model['weight_file'] and model_name == 'fcrn':
        load_weights(net, cfg_model['weight_file'], torch.cuda.FloatTensor)
    net.to(device=get_dev())
    print('using ', get_dev())
    # TODO: use loss in configs for loss.
    criterion = get_loss_function()
    optimizer = optim.Adam(net.parameters(), lr=cfg_optim['lr'])
    return criterion, net, optimizer
Exemplo n.º 7
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import os, sys
from utils import (get_target_path, get_ruby_files, get_ruby_targets_path, get_valid_dev,
                   get_dev, create_internal_dev_list, create_external_dev_list, get_project_path)

project_path = get_project_path(sys)

# Get all ruby files from the project path in an array
Ruby_Files = get_ruby_files(project_path)

# Get the absolute target path of each ruby file in an array
Ruby_files_target = get_ruby_targets_path(Ruby_Files)

# Get the dependency files of each ruby file as a dictionary
dev = get_dev(Ruby_files_target)

# Formatting the dependency file
new_dev = get_valid_dev(Ruby_files_target, dev, "'", "")
valid_dev = get_valid_dev(Ruby_files_target, new_dev, "/", "\\")

# creating the list of internal and external file
create_internal_dev_list(sys.argv[1], valid_dev)
create_external_dev_list(sys.argv[1], valid_dev)
Exemplo n.º 8
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 def __call__(self, sample):
     for k, v in sample.items():
         if type(v) == np.ndarray:
             sample[k] = TF.to_tensor(v).to(device=defs.get_dev(),
                                            dtype=torch.float32)
     return sample
Exemplo n.º 9
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 def __call__(self, sample):
     if cfg_aug['gaussian_noise'] and random.random() < self.p:
         sample['image'] = sample['image'] + torch.randn(
             sample['image'].size(), device=defs.get_dev()) * self.std
         sample['image'] = torch.clamp(sample['image'], 0, 1)
     return sample
Exemplo n.º 10
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 def __init__(self):
     self.segmodel = deeplabv3_resnet50(pretrained=True).to(
         device=defs.get_dev())
     self.segmodel.eval()