Created
May 13, 2020 12:03
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# extract features from each photo in the directory | |
def extract_features(directory): | |
# load the model | |
model = Encoder() | |
# model.to(device) | |
model.eval() | |
# extract features from each photo | |
features = dict() | |
for i, name in enumerate(listdir(directory)): | |
# load an image from file | |
filename = directory + '/' + name | |
image = load_image(filename, size=224) | |
# convert the image pixels to a numpy array | |
image = transforms.ToTensor()(image) | |
# reshape data for the model | |
image = image.unsqueeze(0) | |
# prepare the image for the VGG model | |
image = normalize_batch(image) | |
# get features | |
feature = model(image) | |
# get image id | |
image_id = name.split('.')[0] | |
# store feature | |
features[image_id] = feature | |
# print('>%s' % name) | |
if i%50==0: | |
print("{} image done.".format(i)) | |
return features |
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