[Docs] Update MotionBERT docs (#2559)

Author: LareinaM

configs/body_3d_keypoint/pose_lift/README.md

@@ -26,7 +26,16 @@ For single-person 3D pose estimation from a monocular camera, existing works can
 | [VideoPose3D-semi-supervised-27frm](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_videopose3d-27frm-semi-supv_8xb64-200e_h36m.py) | 57.2  |  42.4   |  54.2   | [ckpt](https://download.openmmlab.com/mmpose/body3d/videopose/videopose_h36m_27frames_fullconv_semi-supervised-54aef83b_20210527.pth) | [log](https://download.openmmlab.com/mmpose/body3d/videopose/videopose_h36m_27frames_fullconv_semi-supervised_20210527.log.json) | [videpose3d_h36m.md](./h36m/videpose3d_h36m.md) |
 | [VideoPose3D-semi-supervised-CPN-27frm](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_videopose3d-27frm-semi-supv-cpn-ft_8xb64-200e_h36m.py) | 67.3  |  50.4   |  63.6   | [ckpt](https://download.openmmlab.com/mmpose/body3d/videopose/videopose_h36m_27frames_fullconv_semi-supervised_cpn_ft-71be9cde_20210527.pth) | [log](https://download.openmmlab.com/mmpose/body3d/videopose/videopose_h36m_27frames_fullconv_semi-supervised_cpn_ft_20210527.log.json) | [videpose3d_h36m.md](./h36m/videpose3d_h36m.md) |
 | [MotionBERT\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-243frm_8xb32-120e_h36m.py) | 35.3  |  27.7   |    /    | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_h36m-f554954f_20230531.pth) |                      /                       | [motionbert_h36m.md](./h36m/motionbert_h36m.md) |
-| [MotionBERT-finetuned\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-243frm_8xb32-120e_h36m.py) | 27.5  |  21.6   |    /    | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_ft_h36m-d80af323_20230531.pth) |                      /                       | [motionbert_h36m.md](./h36m/motionbert_h36m.md) |
+| [MotionBERT-finetuned\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-ft-243frm_8xb32-120e_h36m.py) | 27.5  |  21.6   |    /    | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_ft_h36m-d80af323_20230531.pth) |                      /                       | [motionbert_h36m.md](./h36m/motionbert_h36m.md) |
+
+#### Human3.6m Dataset from official repo <sup>1</sup>
+
+| Arch                                                           | MPJPE | Average MPJPE | P-MPJPE |                              ckpt                               | log |              Details and Download               |
+| :------------------------------------------------------------- | :---: | :-----------: | :-----: | :-------------------------------------------------------------: | :-: | :---------------------------------------------: |
+| [MotionBERT\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-243frm_8xb32-120e_h36m-original.py) | 39.8  |     39.2      |  33.4   | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_h36m-f554954f_20230531.pth) |  /  | [motionbert_h36m.md](./h36m/motionbert_h36m.md) |
+| [MotionBERT-finetuned\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-243frm_8xb32-120e_h36m-original.py) | 37.7  |     37.2      |  32.2   | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_ft_h36m-d80af323_20230531.pth) |  /  | [motionbert_h36m.md](./h36m/motionbert_h36m.md) |
+
+<sup>1</sup> Please refer to the [doc](./h36m/motionbert_h36m.md) for more details.
 
 *Models with * are converted from the official repo. The config files of these models are only for validation. We don't ensure these config files' training accuracy and welcome you to contribute your reproduction results.*
 

configs/body_3d_keypoint/pose_lift/h36m/motionbert_h36m.md

@@ -50,6 +50,6 @@ Testing results on Human3.6M dataset converted from the [official repo](https://
 | [MotionBERT\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-243frm_8xb32-120e_h36m-original.py) | 39.8  |     39.2      |  33.4   | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_h36m-f554954f_20230531.pth) |
 | [MotionBERT-finetuned\*](/configs/body_3d_keypoint/pose_lift/h36m/pose-lift_motionbert-243frm_8xb32-120e_h36m-original.py) | 37.7  |     37.2      |  32.2   | [ckpt](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/motionbert_ft_h36m-d80af323_20230531.pth) |
 
-<sup>1</sup> To test with the dataset from official repo, please download the [test annotation file](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/h36m_test_original.npz), [train annotation file](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/h36m_train_original.npz) and [factors](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/h36m_factors.npy) under `$MMPOSE/data/h36m/annotation_body3d/fps50`.
+<sup>1</sup> By default, we test models with [Human 3.6m dataset](/docs/en/dataset_zoo/3d_body_keypoint.md#human3-6m) processed by MMPose. The official repo's dataset includes more data and applies a different pre-processing technique. To achieve the same result with the official repo, please download the [test annotation file](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/h36m_test_original.npz), [train annotation file](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/h36m_train_original.npz) and [factors](https://download.openmmlab.com/mmpose/v1/body_3d_keypoint/pose_lift/h36m/h36m_factors.npy) under `$MMPOSE/data/h36m/annotation_body3d/fps50` and test with the configs we provided.
 
 *Models with * are converted from the [official repo](https://github.com/Walter0807/MotionBERT). The config files of these models are only for validation. We don't ensure these config files' training accuracy and welcome you to contribute your reproduction results.*