Add support for DSVT (#1379)

Add support for DSVT

pcdet/ops/iou3d_nms/src/iou3d_nms.h

@@ -9,6 +9,7 @@
 
 int boxes_aligned_overlap_bev_gpu(at::Tensor boxes_a, at::Tensor boxes_b, at::Tensor ans_overlap);
 int boxes_overlap_bev_gpu(at::Tensor boxes_a, at::Tensor boxes_b, at::Tensor ans_overlap);
+int paired_boxes_overlap_bev_gpu(at::Tensor boxes_a, at::Tensor boxes_b, at::Tensor ans_overlap);
 int boxes_iou_bev_gpu(at::Tensor boxes_a, at::Tensor boxes_b, at::Tensor ans_iou);
 int nms_gpu(at::Tensor boxes, at::Tensor keep, float nms_overlap_thresh);
 int nms_normal_gpu(at::Tensor boxes, at::Tensor keep, float nms_overlap_thresh);

pcdet/ops/iou3d_nms/src/iou3d_nms_api.cpp

@@ -11,6 +11,7 @@
 PYBIND11_MODULE(TORCH_EXTENSION_NAME, m) {
     m.def("boxes_aligned_overlap_bev_gpu", &boxes_aligned_overlap_bev_gpu, "aligned oriented boxes overlap");
 	m.def("boxes_overlap_bev_gpu", &boxes_overlap_bev_gpu, "oriented boxes overlap");
+	m.def("paired_boxes_overlap_bev_gpu", &paired_boxes_overlap_bev_gpu, "oriented boxes overlap");
 	m.def("boxes_iou_bev_gpu", &boxes_iou_bev_gpu, "oriented boxes iou");
 	m.def("nms_gpu", &nms_gpu, "oriented nms gpu");
 	m.def("nms_normal_gpu", &nms_normal_gpu, "nms gpu");

pcdet/ops/iou3d_nms/src/iou3d_nms_kernel.cu

@@ -248,6 +248,21 @@ __global__ void boxes_overlap_kernel(const int num_a, const float *boxes_a, cons
     ans_overlap[a_idx * num_b + b_idx] = s_overlap;
 }
 
+__global__ void paired_boxes_overlap_kernel(const int num_a, const float *boxes_a, const int num_b, const float *boxes_b, float *ans_overlap){
+    // params boxes_a: (N, 7) [x, y, z, dx, dy, dz, heading]
+    // params boxes_b: (N, 7) [x, y, z, dx, dy, dz, heading]
+    const int idx = blockIdx.x * THREADS_PER_BLOCK + threadIdx.x;
+
+    if (idx >= num_a){
+        return;
+    }
+    const float * cur_box_a = boxes_a + idx * 7;
+    const float * cur_box_b = boxes_b + idx * 7;
+    float s_overlap = box_overlap(cur_box_a, cur_box_b);
+    // printf("idx=%d, box_a=(%.3f, %.3f, %.3f, ), box_b=(%.3f, %.3f, %.3f, ), overlap=%.5f\n", idx, cur_box_a[0], cur_box_a[1], cur_box_a[2], cur_box_b[0], cur_box_b[1], cur_box_b[2], s_overlap);
+    ans_overlap[idx] = s_overlap;
+}
+
 __global__ void boxes_aligned_overlap_kernel(const int num_box, const float *boxes_a, const float *boxes_b, float *ans_overlap){
     // params boxes_a: (N, 7) [x, y, z, dx, dy, dz, heading]
     // params boxes_b: (N, 7) [x, y, z, dx, dy, dz, heading]
@@ -399,6 +414,17 @@ void boxesoverlapLauncher(const int num_a, const float *boxes_a, const int num_b
 #endif
 }
 
+void PairedBoxesOverlapLauncher(const int num_a, const float *boxes_a, const int num_b, const float *boxes_b, float *ans_overlap){
+
+    dim3 blocks(DIVUP(num_a, THREADS_PER_BLOCK));  // blockIdx.x(col), blockIdx.y(row)
+    dim3 threads(THREADS_PER_BLOCK);
+
+    paired_boxes_overlap_kernel<<<blocks, threads>>>(num_a, boxes_a, num_b, boxes_b, ans_overlap);
+#ifdef DEBUG
+    cudaDeviceSynchronize();  // for using printf in kernel function
+#endif
+}
+
 void boxesalignedoverlapLauncher(const int num_box, const float *boxes_a, const float *boxes_b, float *ans_overlap){
 
     dim3 blocks(DIVUP(num_box, THREADS_PER_BLOCK));  // blockIdx.x(col), blockIdx.y(row)

pcdet/utils/box_utils.py

@@ -384,3 +384,57 @@ def pairwise_iou(boxes1, boxes2) -> torch.Tensor:
         torch.zeros(1, dtype=inter.dtype, device=inter.device),
     )
     return iou
+
+
+def center_to_corner2d(center, dim):
+    corners_norm = torch.tensor([[-0.5, -0.5], [-0.5, 0.5], [0.5, 0.5], [0.5, -0.5]], device=dim.device).type_as(center)  # (4, 2)
+    corners = dim.view([-1, 1, 2]) * corners_norm.view([1, 4, 2])  # (N, 4, 2)
+    corners = corners + center.view(-1, 1, 2)
+    return corners
+
+
+def bbox3d_overlaps_diou(pred_boxes, gt_boxes):
+    """
+    https://github.com/agent-sgs/PillarNet/blob/master/det3d/core/utils/center_utils.py
+    Args:
+        pred_boxes (N, 7): 
+        gt_boxes (N, 7): 
+
+    Returns:
+        _type_: _description_
+    """
+    assert pred_boxes.shape[0] == gt_boxes.shape[0]
+
+    qcorners = center_to_corner2d(pred_boxes[:, :2], pred_boxes[:, 3:5])  # (N, 4, 2)
+    gcorners = center_to_corner2d(gt_boxes[:, :2], gt_boxes[:, 3:5])  # (N, 4, 2)   
+
+    inter_max_xy = torch.minimum(qcorners[:, 2], gcorners[:, 2])
+    inter_min_xy = torch.maximum(qcorners[:, 0], gcorners[:, 0])
+    out_max_xy = torch.maximum(qcorners[:, 2], gcorners[:, 2])
+    out_min_xy = torch.minimum(qcorners[:, 0], gcorners[:, 0])
+
+    # calculate area
+    volume_pred_boxes = pred_boxes[:, 3] * pred_boxes[:, 4] * pred_boxes[:, 5]
+    volume_gt_boxes = gt_boxes[:, 3] * gt_boxes[:, 4] * gt_boxes[:, 5]
+
+    inter_h = torch.minimum(pred_boxes[:, 2] + 0.5 * pred_boxes[:, 5], gt_boxes[:, 2] + 0.5 * gt_boxes[:, 5]) - \
+              torch.maximum(pred_boxes[:, 2] - 0.5 * pred_boxes[:, 5], gt_boxes[:, 2] - 0.5 * gt_boxes[:, 5])
+    inter_h = torch.clamp(inter_h, min=0)
+
+    inter = torch.clamp((inter_max_xy - inter_min_xy), min=0)
+    volume_inter = inter[:, 0] * inter[:, 1] * inter_h
+    volume_union = volume_gt_boxes + volume_pred_boxes - volume_inter
+
+    # boxes_iou3d_gpu(pred_boxes, gt_boxes)
+    inter_diag = torch.pow(gt_boxes[:, 0:3] - pred_boxes[:, 0:3], 2).sum(-1)
+
+    outer_h = torch.maximum(gt_boxes[:, 2] + 0.5 * gt_boxes[:, 5], pred_boxes[:, 2] + 0.5 * pred_boxes[:, 5]) - \
+              torch.minimum(gt_boxes[:, 2] - 0.5 * gt_boxes[:, 5], pred_boxes[:, 2] - 0.5 * pred_boxes[:, 5])
+    outer_h = torch.clamp(outer_h, min=0)
+    outer = torch.clamp((out_max_xy - out_min_xy), min=0)
+    outer_diag = outer[:, 0] ** 2 + outer[:, 1] ** 2 + outer_h ** 2
+
+    dious = volume_inter / volume_union - inter_diag / outer_diag
+    dious = torch.clamp(dious, min=-1.0, max=1.0)
+
+    return dious
\ No newline at end of file

pcdet/utils/loss_utils.py

@@ -606,3 +606,44 @@ class GaussianFocalLoss(nn.Module):
         neg_loss = -(1 - pred + eps).log() * pred.pow(self.alpha) * neg_weights
 
         return pos_loss + neg_loss
+
+
+def calculate_iou_loss_centerhead(iou_preds, batch_box_preds, mask, ind, gt_boxes):
+    """
+    Args:
+        iou_preds: (batch x 1 x h x w)
+        batch_box_preds: (batch x (7 or 9) x h x w)
+        mask: (batch x max_objects)
+        ind: (batch x max_objects)
+        gt_boxes: (batch x N, 7 or 9)
+    Returns:
+    """
+    if mask.sum() == 0:
+        return iou_preds.new_zeros((1))
+
+    mask = mask.bool()
+    selected_iou_preds = _transpose_and_gather_feat(iou_preds, ind)[mask]
+
+    selected_box_preds = _transpose_and_gather_feat(batch_box_preds, ind)[mask]
+    iou_target = iou3d_nms_utils.paired_boxes_iou3d_gpu(selected_box_preds[:, 0:7], gt_boxes[mask][:, 0:7])
+    # iou_target = iou3d_nms_utils.boxes_iou3d_gpu(selected_box_preds[:, 0:7].clone(), gt_boxes[mask][:, 0:7].clone()).diag()
+    iou_target = iou_target * 2 - 1  # [0, 1] ==> [-1, 1]
+
+    # print(selected_iou_preds.view(-1), iou_target)
+    loss = F.l1_loss(selected_iou_preds.view(-1), iou_target, reduction='sum')
+    loss = loss / torch.clamp(mask.sum(), min=1e-4)
+    return loss
+
+
+def calculate_iou_reg_loss_centerhead(batch_box_preds, mask, ind, gt_boxes):
+    if mask.sum() == 0:
+        return batch_box_preds.new_zeros((1))
+
+    mask = mask.bool()
+
+    selected_box_preds = _transpose_and_gather_feat(batch_box_preds, ind)
+
+    iou = box_utils.bbox3d_overlaps_diou(selected_box_preds[mask][:, 0:7], gt_boxes[mask][:, 0:7])
+
+    loss = (1.0 - iou).sum() / torch.clamp(mask.sum(), min=1e-4)
+    return loss

setup.py

@@ -125,5 +125,13 @@ if __name__ == '__main__':
                     "src/bev_pool_cuda.cu",
                 ],
             ),
+            make_cuda_ext(
+                name='ingroup_inds_cuda',
+                module='pcdet.ops.ingroup_inds',
+                sources=[
+                    'src/ingroup_inds.cpp',
+                    'src/ingroup_inds_kernel.cu',
+                ]
+            ),
         ],
     )

tools/cfgs/waymo_models/dsvt_pillar.yaml

+CLASS_NAMES: ['Vehicle', 'Pedestrian', 'Cyclist']
+
+DATA_CONFIG:
+    _BASE_CONFIG_: cfgs/dataset_configs/waymo_dataset.yaml
+    SAMPLED_INTERVAL: {'train': 1, 'test': 1}
+    POINT_CLOUD_RANGE: [-74.88, -74.88, -2, 74.88, 74.88, 4.0]
+    POINTS_TANH_DIM: [3, 4]
+    DATA_AUGMENTOR:
+        DISABLE_AUG_LIST: ['placeholder']
+        AUG_CONFIG_LIST:
+            - NAME: gt_sampling
+              USE_ROAD_PLANE: False
+              DB_INFO_PATH:
+                  - waymo_processed_data_v0_5_0_waymo_dbinfos_train_sampled_1.pkl
+
+              USE_SHARED_MEMORY: True  # set it to True to speed up (it costs about 15GB shared memory)
+              DB_DATA_PATH:
+                  - waymo_processed_data_v0_5_0_gt_database_train_sampled_1_global.npy
+
+              BACKUP_DB_INFO:
+                  # if the above DB_INFO cannot be found, will use this backup one
+                  DB_INFO_PATH: waymo_processed_data_v0_5_0_waymo_dbinfos_train_sampled_1_multiframe_-4_to_0.pkl
+                  DB_DATA_PATH: waymo_processed_data_v0_5_0_gt_database_train_sampled_1_multiframe_-4_to_0_global.npy
+                  NUM_POINT_FEATURES: 6
+
+              PREPARE: {
+                  filter_by_min_points: ['Vehicle:5', 'Pedestrian:10', 'Cyclist:10'],
+                  filter_by_difficulty: [-1],
+              }
+
+              SAMPLE_GROUPS: ['Vehicle:15', 'Pedestrian:10', 'Cyclist:10']
+              NUM_POINT_FEATURES: 5
+              REMOVE_EXTRA_WIDTH: [0.0, 0.0, 0.0]
+              LIMIT_WHOLE_SCENE: True
+
+            - NAME: random_world_flip
+              ALONG_AXIS_LIST: ['x', 'y']
+
+            - NAME: random_world_rotation
+              WORLD_ROT_ANGLE: [-0.78539816, 0.78539816]
+
+            - NAME: random_world_scaling
+              WORLD_SCALE_RANGE: [0.95, 1.05]
+
+            - NAME: random_world_translation
+              NOISE_TRANSLATE_STD: [0.5, 0.5, 0.5]
+
+    DATA_PROCESSOR:
+        - NAME: mask_points_and_boxes_outside_range
+          REMOVE_OUTSIDE_BOXES: True
+
+        - NAME: shuffle_points
+          SHUFFLE_ENABLED: {
+            'train': True,
+            'test': True
+          }
+
+        - NAME: transform_points_to_voxels_placeholder
+          VOXEL_SIZE: [ 0.32, 0.32, 6]
+
+MODEL:
+    NAME: CenterPoint
+
+    VFE:
+        NAME: DynamicVoxelVFE
+        WITH_DISTANCE: False
+        USE_ABSLOTE_XYZ: True
+        USE_NORM: True
+        NUM_FILTERS: [ 192, 192 ]
+
+    BACKBONE_3D:
+        NAME: DSVT
+        INPUT_LAYER:
+            sparse_shape: [468, 468, 1]
+            downsample_stride: []
+            d_model: [192]
+            set_info: [[36, 4]]
+            window_shape: [[12, 12, 1]]
+            hybrid_factor: [2, 2, 1] # x, y, z
+            shifts_list: [[[0, 0, 0], [6, 6, 0]]]
+            normalize_pos: False
+
+        block_name: ['DSVTBlock']
+        set_info: [[36, 4]]
+        d_model: [192]
+        nhead: [8]
+        dim_feedforward: [384]
+        dropout: 0.0
+        activation: gelu
+        output_shape: [468, 468]
+        conv_out_channel: 192
+        # You can enable torch.utils.checkpoint to save GPU memory
+        USE_CHECKPOINT: True
+
+    MAP_TO_BEV:
+        NAME: PointPillarScatter3d
+        INPUT_SHAPE: [468, 468, 1]
+        NUM_BEV_FEATURES: 192
+
+    BACKBONE_2D:
+        NAME: BaseBEVResBackbone
+        LAYER_NUMS: [ 1, 2, 2 ]
+        LAYER_STRIDES: [ 1, 2, 2 ]
+        NUM_FILTERS: [ 128, 128, 256 ]
+        UPSAMPLE_STRIDES: [ 1, 2, 4 ]
+        NUM_UPSAMPLE_FILTERS: [ 128, 128, 128 ]
+
+    DENSE_HEAD:
+        NAME: CenterHead
+        CLASS_AGNOSTIC: False
+
+        CLASS_NAMES_EACH_HEAD: [
+            ['Vehicle', 'Pedestrian', 'Cyclist']
+        ]
+
+        SHARED_CONV_CHANNEL: 64
+        USE_BIAS_BEFORE_NORM: False
+        NUM_HM_CONV: 2
+
+        BN_EPS: 0.001
+        BN_MOM: 0.01
+        SEPARATE_HEAD_CFG:
+            HEAD_ORDER: ['center', 'center_z', 'dim', 'rot']
+            HEAD_DICT: {
+              'center': {'out_channels': 2, 'num_conv': 2},
+              'center_z': {'out_channels': 1, 'num_conv': 2},
+              'dim': {'out_channels': 3, 'num_conv': 2},
+              'rot': {'out_channels': 2, 'num_conv': 2},
+              'iou': {'out_channels': 1, 'num_conv': 2},
+        }
+
+        TARGET_ASSIGNER_CONFIG:
+            FEATURE_MAP_STRIDE: 1
+            NUM_MAX_OBJS: 500
+            GAUSSIAN_OVERLAP: 0.1
+            MIN_RADIUS: 2
+
+        IOU_REG_LOSS: True
+
+        LOSS_CONFIG:
+            LOSS_WEIGHTS: {
+                'cls_weight': 1.0,
+                'loc_weight': 2.0,
+                'code_weights': [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
+            }
+
+        POST_PROCESSING:
+            SCORE_THRESH: 0.1
+            POST_CENTER_LIMIT_RANGE: [-80, -80, -10.0, 80, 80, 10.0]
+            MAX_OBJ_PER_SAMPLE: 500
+            USE_IOU_TO_RECTIFY_SCORE: True
+            IOU_RECTIFIER: [0.68, 0.71, 0.65]
+
+            NMS_CONFIG:
+                NMS_TYPE: class_specific_nms  
+                NMS_THRESH: [0.75, 0.6, 0.55]
+                NMS_PRE_MAXSIZE: [4096, 4096, 4096]
+                NMS_POST_MAXSIZE: [500, 500, 500]
+
+    POST_PROCESSING:
+        RECALL_THRESH_LIST: [0.3, 0.5, 0.7]
+        EVAL_METRIC: waymo
+
+
+OPTIMIZATION:
+    BATCH_SIZE_PER_GPU: 3
+    NUM_EPOCHS: 24
+
+    OPTIMIZER: adam_onecycle
+    LR: 0.003 #
+    WEIGHT_DECAY: 0.05
+    MOMENTUM: 0.9
+
+    MOMS: [0.95, 0.85]
+    PCT_START: 0.1
+    DIV_FACTOR: 100
+    DECAY_STEP_LIST: [35, 45]
+    LR_DECAY: 0.1
+    LR_CLIP: 0.0000001
+
+    LR_WARMUP: False
+    WARMUP_EPOCH: 1
+
+    GRAD_NORM_CLIP: 10
+    LOSS_SCALE_FP16: 32.0
+
+HOOK:
+    DisableAugmentationHook:
+        DISABLE_AUG_LIST: ['gt_sampling','random_world_flip','random_world_rotation','random_world_scaling', 'random_world_translation']
+        NUM_LAST_EPOCHS: 1
\ No newline at end of file

tools/cfgs/waymo_models/dsvt_voxel.yaml

+CLASS_NAMES: ['Vehicle', 'Pedestrian', 'Cyclist']
+
+DATA_CONFIG:
+    _BASE_CONFIG_: cfgs/dataset_configs/waymo_dataset.yaml
+    SAMPLED_INTERVAL: {'train': 1, 'test': 1}
+    POINT_CLOUD_RANGE: [-74.88, -74.88, -2, 74.88, 74.88, 4.0]
+    POINTS_TANH_DIM: [3, 4]
+    DATA_AUGMENTOR:
+        DISABLE_AUG_LIST: ['placeholder']
+        AUG_CONFIG_LIST:
+            - NAME: gt_sampling
+              USE_ROAD_PLANE: False
+              DB_INFO_PATH:
+                - waymo_processed_data_v0_5_0_waymo_dbinfos_train_sampled_1.pkl
+
+              USE_SHARED_MEMORY: True  # set it to True to speed up (it costs about 15GB shared memory)
+              DB_DATA_PATH:
+                - waymo_processed_data_v0_5_0_gt_database_train_sampled_1_global.npy
+
+              BACKUP_DB_INFO:
+                # if the above DB_INFO cannot be found, will use this backup one
+                DB_INFO_PATH: waymo_processed_data_v0_5_0_waymo_dbinfos_train_sampled_1_multiframe_-4_to_0.pkl
+                DB_DATA_PATH: waymo_processed_data_v0_5_0_gt_database_train_sampled_1_multiframe_-4_to_0_global.npy
+                NUM_POINT_FEATURES: 6
+
+              PREPARE: {
+                filter_by_min_points: ['Vehicle:5', 'Pedestrian:10', 'Cyclist:10'],
+                filter_by_difficulty: [-1],
+              }
+
+              SAMPLE_GROUPS: ['Vehicle:15', 'Pedestrian:10', 'Cyclist:10']
+              NUM_POINT_FEATURES: 5
+              REMOVE_EXTRA_WIDTH: [0.0, 0.0, 0.0]
+              LIMIT_WHOLE_SCENE: True
+
+            - NAME: random_world_flip
+              ALONG_AXIS_LIST: ['x', 'y']
+
+            - NAME: random_world_rotation
+              WORLD_ROT_ANGLE: [-0.78539816, 0.78539816]
+
+            - NAME: random_world_scaling
+              WORLD_SCALE_RANGE: [0.95, 1.05]
+
+            - NAME: random_world_translation
+              NOISE_TRANSLATE_STD: [0.5, 0.5, 0.5]
+
+    DATA_PROCESSOR:
+        - NAME: mask_points_and_boxes_outside_range
+          REMOVE_OUTSIDE_BOXES: True
+
+        - NAME: shuffle_points
+          SHUFFLE_ENABLED: {
+              'train': True,
+              'test': True
+          }
+
+        - NAME: transform_points_to_voxels_placeholder
+          VOXEL_SIZE: [ 0.32, 0.32, 0.1875]
+
+MODEL:
+    NAME: CenterPoint
+
+    VFE:
+        NAME: DynamicVoxelVFE
+        WITH_DISTANCE: False
+        USE_ABSLOTE_XYZ: True
+        USE_NORM: True
+        NUM_FILTERS: [ 192, 192 ]
+
+    BACKBONE_3D:
+        NAME: DSVT
+        INPUT_LAYER:
+            sparse_shape: [468, 468, 32]
+            downsample_stride: [[1, 1, 4], [1, 1, 4], [1, 1, 2]]
+            d_model: [192, 192, 192, 192]
+            set_info: [[48, 1], [48, 1], [48, 1], [48, 1]]
+            window_shape: [[12, 12, 32], [12, 12, 8], [12, 12, 2], [12, 12, 1]]
+            hybrid_factor: [2, 2, 1] # x, y, z
+            shifts_list: [[[0, 0, 0], [6, 6, 0]], [[0, 0, 0], [6, 6, 0]], [[0, 0, 0], [6, 6, 0]], [[0, 0, 0], [6, 6, 0]]]
+            normalize_pos: False
+        
+        block_name: ['DSVTBlock','DSVTBlock','DSVTBlock','DSVTBlock']
+        set_info: [[48, 1], [48, 1], [48, 1], [48, 1]]
+        d_model: [192, 192, 192, 192]
+        nhead: [8, 8, 8, 8]
+        dim_feedforward: [384, 384, 384, 384]
+        dropout: 0.0 
+        activation: gelu
+        reduction_type: 'attention'
+        output_shape: [468, 468]
+        conv_out_channel: 192
+        # You can enable torch.utils.checkpoint to save GPU memory
+        # USE_CHECKPOINT: True
+
+    MAP_TO_BEV:
+        NAME: PointPillarScatter3d
+        INPUT_SHAPE: [468, 468, 1]
+        NUM_BEV_FEATURES: 192
+
+    BACKBONE_2D:
+        NAME: BaseBEVResBackbone
+        LAYER_NUMS: [ 1, 2, 2 ]
+        LAYER_STRIDES: [ 1, 2, 2 ]
+        NUM_FILTERS: [ 128, 128, 256 ]
+        UPSAMPLE_STRIDES: [ 1, 2, 4 ]
+        NUM_UPSAMPLE_FILTERS: [ 128, 128, 128 ]
+
+    DENSE_HEAD:
+        NAME: CenterHead
+        CLASS_AGNOSTIC: False
+
+        CLASS_NAMES_EACH_HEAD: [
+            ['Vehicle', 'Pedestrian', 'Cyclist']
+        ]
+
+        SHARED_CONV_CHANNEL: 64
+        USE_BIAS_BEFORE_NORM: False
+        NUM_HM_CONV: 2
+
+        BN_EPS: 0.001
+        BN_MOM: 0.01
+        SEPARATE_HEAD_CFG:
+            HEAD_ORDER: ['center', 'center_z', 'dim', 'rot']
+            HEAD_DICT: {
+                'center': {'out_channels': 2, 'num_conv': 2},
+                'center_z': {'out_channels': 1, 'num_conv': 2},
+                'dim': {'out_channels': 3, 'num_conv': 2},
+                'rot': {'out_channels': 2, 'num_conv': 2},
+                'iou': {'out_channels': 1, 'num_conv': 2},
+        }
+
+        TARGET_ASSIGNER_CONFIG:
+            FEATURE_MAP_STRIDE: 1
+            NUM_MAX_OBJS: 500
+            GAUSSIAN_OVERLAP: 0.1
+            MIN_RADIUS: 2
+
+        IOU_REG_LOSS: True
+
+        LOSS_CONFIG:
+            LOSS_WEIGHTS: {
+                'cls_weight': 1.0,
+                'loc_weight': 2.0,
+                'code_weights': [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
+            }
+
+        POST_PROCESSING:
+            SCORE_THRESH: 0.1
+            POST_CENTER_LIMIT_RANGE: [-80, -80, -10.0, 80, 80, 10.0]
+            MAX_OBJ_PER_SAMPLE: 500
+
+            USE_IOU_TO_RECTIFY_SCORE: True
+            IOU_RECTIFIER: [0.68, 0.71, 0.65]
+
+            NMS_CONFIG:
+                NMS_TYPE: class_specific_nms
+                NMS_THRESH: [0.75, 0.6, 0.55]
+                NMS_PRE_MAXSIZE: [4096, 4096, 4096]
+                NMS_POST_MAXSIZE: [500, 500, 500]
+
+    POST_PROCESSING:
+        RECALL_THRESH_LIST: [0.3, 0.5, 0.7]
+        EVAL_METRIC: waymo
+
+
+OPTIMIZATION:
+    BATCH_SIZE_PER_GPU: 3
+    NUM_EPOCHS: 24
+
+    OPTIMIZER: adam_onecycle
+    LR: 0.003
+    WEIGHT_DECAY: 0.05
+    MOMENTUM: 0.9
+
+    MOMS: [0.95, 0.85]
+    PCT_START: 0.1
+    DIV_FACTOR: 100
+    DECAY_STEP_LIST: [35, 45]
+    LR_DECAY: 0.1
+    LR_CLIP: 0.0000001
+
+    LR_WARMUP: False
+    WARMUP_EPOCH: 1
+
+    GRAD_NORM_CLIP: 10
+    LOSS_SCALE_FP16: 32.0
+
+HOOK:
+    DisableAugmentationHook:
+        DISABLE_AUG_LIST: ['gt_sampling','random_world_flip','random_world_rotation','random_world_scaling', 'random_world_translation']
+        NUM_LAST_EPOCHS: 1
\ No newline at end of file