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Release code for quantitative results.

Update ddpm.py

Update ddpm.py

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Update read_bbox.py

Merge pull request #24 from chenbinghui1/main

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Merge pull request #17 from Elin24/patch-1

Update inference.py

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remove selector

Merge pull request #12 from anmikh/fix-training-pipeline

fix error during the training process

fix inconsistent path