質問編集履歴
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コードを追記
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@@ -8,4 +8,88 @@
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【補足】
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TensorFlow 2.1.0
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Keras 2.3.1
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PyTorch 1.4.0
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PyTorch 1.4.0
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使用したコードは下記です。
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```Python
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import time
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def create_model(frame, arch):
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if(frame == 'keras'):
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import tensorflow.keras.applications as model
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if(arch == 'densenet121'):
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return model.DenseNet121()
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if(arch == 'densenet169'):
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return model.DenseNet169()
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if(arch == 'densenet201'):
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return model.DenseNet201()
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elif(frame == 'pytorch'):
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import torch
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import torchvision.model as model
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if(arch == 'densenet121'):
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model = model.densenet121(pretrained=True).cuda()
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if(arch == 'densenet169'):
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model = model.densenet169(pretrained=True).cuda()
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if(arch == 'densenet201'):
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model = model.densenet201(pretrained=True).cuda()
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model.eval()
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model.to(torch.device('cuda'))
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return model
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LOOP = 10
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img_path = 'xxx.jpg'
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frame = 'keras'
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name = 'densenet121'
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model = create_model(frame, name)
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# inference
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if(frame == 'keras'):
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import numpy
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from tensorflow.keras.preprocessing import image
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start = time.perf_counter()
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for i in range(LOOP):
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img = image.load_img(img_path, target_size=(224, 224))
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img = image.img_to_array(img)
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img = numpy.expand_dims(img, axis=0)
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preds = model.predict(img)
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elapsed_time = (time.perf_counter() - start) / LOOP_SIZE * 1000
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fps = 1 / elapsed_time * 1000
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elif(frame == 'pytorch'):
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import torchvision.transforms as transforms
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from PIL import Image
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import torch
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from torch.autograd import Variable
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device = torch.device('cuda')
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transformation = transforms.Compose(
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[
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transforms.Resize([224, 224]),
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transforms.ToTensor(),
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transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225])
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]
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)
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start = time.perf_counter()
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for i in range(LOOP):
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img = Image.open(img_path)
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img = transformation(img).float()
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img = img.unsqueeze_(0)
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img = Variable(img)
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img = img.to(device)
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preds = model(img)
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elapsed_time = (time.perf_counter() - start) / LOOP_SIZE * 1000
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fps = 1 / elapsed_time * 1000
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line = '| %.3g | %.3g |' % (fps, elapsed_time)
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print('| FPS | Throughput |')
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print(line)
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```
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