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How to get keypoints and descriptors from one picture?

1

Thank you for your excellent work.Can you tell me how to get keypoints and descriptors from one picture or from custom dataset?

 If I want to change the size the descriptor from 128 bytes to 256 bytes,how should I do?

runtime error

1

Sorry to bother you,when I try to run the command:python image_matching.py --config configs/matching_eval.yaml,I get the error like this: 

如何评估模型性能指标

3

请问训练完之后是如何评估模型性能指标的，比如说descriptor指标