natanielruiz
2017-09-13 c495a0f6b13b794bab9f6e3423d5038ce645d816
code/test.py
@@ -27,12 +27,13 @@
          default='', type=str)
    parser.add_argument('--filename_list', dest='filename_list', help='Path to text file containing relative paths for every example.',
          default='', type=str)
    parser.add_argument('--snapshot', dest='snapshot', help='Name of model snapshot.',
    parser.add_argument('--snapshot', dest='snapshot', help='Path of model snapshot.',
          default='', type=str)
    parser.add_argument('--batch_size', dest='batch_size', help='Batch size.',
          default=1, type=int)
    parser.add_argument('--save_viz', dest='save_viz', help='Save images with pose cube.',
          default=False, type=bool)
    parser.add_argument('--iter_ref', dest='iter_ref', default=1, type=int)
    args = parser.parse_args()
@@ -43,12 +44,12 @@
    cudnn.enabled = True
    gpu = args.gpu_id
    snapshot_path = os.path.join('output/snapshots', args.snapshot + '.pkl')
    snapshot_path = args.snapshot
    # ResNet101 with 3 outputs.
    # model = hopenet.Hopenet(torchvision.models.resnet.Bottleneck, [3, 4, 23, 3], 66)
    # ResNet50
    model = hopenet.Hopenet(torchvision.models.resnet.Bottleneck, [3, 4, 6, 3], 66)
    model = hopenet.Hopenet(torchvision.models.resnet.Bottleneck, [3, 4, 6, 3], 66, args.iter_ref)
    # ResNet18
    # model = hopenet.Hopenet(torchvision.models.resnet.BasicBlock, [2, 2, 2, 2], 66)
@@ -60,9 +61,10 @@
    print 'Loading data.'
    transformations = transforms.Compose([transforms.Scale(224),
    transforms.RandomCrop(224), transforms.ToTensor()])
    transforms.RandomCrop(224), transforms.ToTensor(),
    transforms.Normalize(mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225])])
    pose_dataset = datasets.AFLW2000_binned(args.data_dir, args.filename_list,
    pose_dataset = datasets.AFLW2000(args.data_dir, args.filename_list,
                                transformations)
    test_loader = torch.utils.data.DataLoader(dataset=pose_dataset,
                                               batch_size=args.batch_size,
@@ -96,44 +98,22 @@
        label_pitch = labels[:,1].float()
        label_roll = labels[:,2].float()
        yaw, pitch, roll = model(images)
        # Binned predictions
        _, yaw_bpred = torch.max(yaw.data, 1)
        _, pitch_bpred = torch.max(pitch.data, 1)
        _, roll_bpred = torch.max(roll.data, 1)
        # Continuous predictions
        yaw_predicted = utils.softmax_temperature(yaw.data, 1)
        pitch_predicted = utils.softmax_temperature(pitch.data, 1)
        roll_predicted = utils.softmax_temperature(roll.data, 1)
        yaw_predicted = torch.sum(yaw_predicted * idx_tensor, 1).cpu()
        pitch_predicted = torch.sum(pitch_predicted * idx_tensor, 1).cpu()
        roll_predicted = torch.sum(roll_predicted * idx_tensor, 1).cpu()
        pre_yaw, pre_pitch, pre_roll, angles = model(images)
        yaw = angles[args.iter_ref-1][:,0].cpu().data
        pitch = angles[args.iter_ref-1][:,1].cpu().data
        roll = angles[args.iter_ref-1][:,2].cpu().data
        # Mean absolute error
        yaw_error += torch.sum(torch.abs(yaw_predicted - label_yaw) * 3)
        pitch_error += torch.sum(torch.abs(pitch_predicted - label_pitch) * 3)
        roll_error += torch.sum(torch.abs(roll_predicted - label_roll) * 3)
        # Binned Accuracy
        # for er in xrange(n_margins):
        #     yaw_bpred[er] += (label_yaw[0] in range(yaw_bpred[0,0] - er, yaw_bpred[0,0] + er + 1))
        #     pitch_bpred[er] += (label_pitch[0] in range(pitch_bpred[0,0] - er, pitch_bpred[0,0] + er + 1))
        #     roll_bpred[er] += (label_roll[0] in range(roll_bpred[0,0] - er, roll_bpred[0,0] + er + 1))
        # print label_yaw[0], yaw_bpred[0,0]
        yaw_error += torch.sum(torch.abs(yaw - label_yaw) * 3)
        pitch_error += torch.sum(torch.abs(pitch - label_pitch) * 3)
        roll_error += torch.sum(torch.abs(roll - label_roll) * 3)
        # Save images with pose cube.
        # TODO: fix for larger batch size
        if args.save_viz:
            name = name[0]
            cv2_img = cv2.imread(os.path.join(args.data_dir, name + '.jpg'))
            #print os.path.join('output/images', name + '.jpg')
            #print label_yaw[0] * 3 - 99, label_pitch[0] * 3 - 99, label_roll[0] * 3 - 99
            #print yaw_predicted * 3 - 99, pitch_predicted * 3 - 99, roll_predicted * 3 - 99
            utils.plot_pose_cube(cv2_img, yaw_predicted[0] * 3 - 99, pitch_predicted[0] * 3 - 99, roll_predicted[0] * 3 - 99)
            utils.plot_pose_cube(cv2_img, yaw[0] * 3 - 99, pitch[0] * 3 - 99, roll[0] * 3 - 99)
            cv2.imwrite(os.path.join('output/images', name + '.jpg'), cv2_img)
    print('Test error in degrees of the model on the ' + str(total) +