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[Enhance] Modify the dtype of heatmap_weights to speed up the calculation #2486

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Jan 3, 2024
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[Enhance] Modify the dtype of heatmap_weights to speed up the calculation #2486

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72c3093
Merge pull request #2185 from open-mmlab/main
Tau-J Apr 7, 2023
38a43fa
Modify the dtype of heatmap_weights to speed up the calculation
Ginray Jun 26, 2023
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2 changes: 1 addition & 1 deletion mmpose/codecs/spr.py
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Original file line number Diff line number Diff line change
Expand Up @@ -131,7 +131,7 @@ def _get_heatmap_weights(self,
Returns:
np.ndarray: Heatmap weight array in the same shape with heatmaps
"""
heatmap_weights = np.ones(heatmaps.shape) * bg_weight
heatmap_weights = np.ones(heatmaps.shape, dtype=np.float32) * bg_weight
heatmap_weights[heatmaps > 0] = fg_weight
return heatmap_weights

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