Change Log

Notable Backward Incompatible Changes:

  • 03/30/2020: Custom box head’s output_size changed to output_shape.

  • 02/14/2020,02/18/2020: Mask head and keypoint head now include logic for losses & inference. Custom heads should overwrite the feature computation by layers() method.

  • 11/11/2019: transposes images with exif information.

Config Version Change Log

  • v1: Rename RPN_HEAD.NAME to RPN.HEAD_NAME.

  • v2: A batch of rename of many configurations before release.

Silent Regression in Historical Versions:

We list a few silent regressions since they may silently produce incorrect results and will be hard to debug.

  • 04/01/2020 - 05/11/2020: Bad accuracy if TRAIN_ON_PRED_BOXES is set to True.

  • 03/30/2020 - 04/01/2020: ResNets are not correctly built.

  • 12/19/2019 - 12/26/2019: Using aspect ratio grouping causes a drop in accuracy.

  • release - 11/9/2019: Test time augmentation does not predict the last category.