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Perform batch size check before converting scales #762

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Feb 1, 2019
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Perform batch size check before converting scales #762

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Perform batch size check before converting scales
23pointsNorth Jan 31, 2019
50a3771
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23pointsNorth Jan 31, 2019
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3 changes: 2 additions & 1 deletion chainercv/links/model/faster_rcnn/faster_rcnn_train_chain.py
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Original file line number Diff line number Diff line change
Expand Up @@ -95,10 +95,11 @@ def __call__(self, imgs, bboxes, labels, scales):
labels = labels.array
if isinstance(scales, chainer.Variable):
scales = scales.array
scales = cuda.to_cpu(scales)

n = bboxes.shape[0]
if n != 1:
raise ValueError('Currently only batch size 1 is supported.')
scales = cuda.to_cpu(scales)

_, _, H, W = imgs.shape
img_size = (H, W)
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