Highlights

• Support QueryInst (#6050)
• Refactor dense heads to decouple onnx export logics from get_bboxes and speed up inference (#5317, #6003, #6369, #6268, #6315)

New Features

• Support QueryInst (#6050)
• Support infinite sampler (#5996)

Bug Fixes

• Fix init_weight in fcn_mask_head (#6378)
• Fix type error in imshow_bboxes of RPN (#6386)
• Fix broken colab link in MMDetection Tutorial (#6382)
• Make sure the device and dtype of scale_factor are the same as bboxes (#6374)
• Remove sampling hardcode (#6317)
• Fix RandomAffine bbox coordinate bug (#6293)
• Fix initialization bug of final cls/reg layer in convfc head (#6279)
• Fix img_shape broken in auto_augment (#6259)
• Fix kwargs parameter missing error in two stage detector (#6256)

Improvements

• Unify the interface of stuff head and panoptic head (#6308)
• Polish readme (#6243)
• Add code-spell pre-commit hook and fix a typo (#6306)
• Fix typos (#6245, #6190)
• Fix sampler unit test (#6284)
• Fix forward_dummy of YOLACT to enable get_flops (#6079)
• Fix link error in the config documentation (#6252)
• Adjust the order to beautify the document (#6195)

Refactors

• Refactor one-stage get_bboxes logic (#5317)
• Refactor ONNX export of One-Stage models (#6003, #6369)
• Refactor dense heads and speed-up (#6268)
• Migrate to use prior_generator in the training of dense heads (#6315)

Contributors

A total of 18 developers contributed to this release. Thanks @Boyden, @onnkeat, @st9007a, @vealocia, @yhcao6, @DapangpangX, @yellowdolphin, @cclauss, @kennymckormick, @pingguokiller, @collinzrj, @AndreaPi, @AronLin, @BIGWangYuDong, @hhaAndroid, @jshilong, @RangiLyu, @ZwwWayne

New Contributors

• @AndreaPi made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6252
• @pingguokiller made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6256
• @kennymckormick made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6245
• @yellowdolphin made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6259
• @DapangpangX made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6293
• @vealocia made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6050
• @st9007a made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6374
• @onnkeat made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6382
• @Boyden made their first contribution in https://github.com/open-mmlab/mmdetection/pull/6378

Full Changelog: https://github.com/open-mmlab/mmdetection/compare/v2.17.0...v2.18.0