Added new augmentation methods and the option of augmentation by addition...

Added new augmentation methods and the option of augmentation by addition instead of replacement (#653)

* NOTEBOOK FOR DATA AUGMENTATION

* SMALL SAMPLE DATASET

* TRANSLACTIONS GLOBAL AND LOCAL

* LOCAL AUGMENTATIONS FINISHED

* ADJUSTED DATA FORMATS TO PCDET YAML COMPATIBILITY

* BUGFIX

* ADDED TITLES

* ADAPTED OPENPCDET TO FIT NEW AUGMENTATIONS

* SAVE IMAGES OF THE DATA AUGMENTATION EXAMPLES

* LOCAL TRANSFORMATION RANDOM VALUES VARY WITH OBJECT AND NOT SCENE

* FIXED YAML

* FIXED BUGS IN PARAMETERS

* FIX IN LOCAL BOXES

* NEW BOX FILTER

* FRUSTUM DROPOUT

* FRUSTUM DROPOUT IMPLEMENTED ON OPENPCDET

* REMOVE FIGURES FROM VERSION CONTROL

* MORE EFFICIENT LOCAL METHOD

* LOCAL TRANSFORMATION WITH NUMPY SPED UP

* BUGFIX ON AUGMENTATION FUNCTION

* GET PREDICTED LABELS

* AUGMENTATION DONE BY ADDITION

* RANDOM SELECTION OF REMAINIG FRAMES

* LOGGER WITH TRANSFORMATION DETAILS

* CHANGED COUNTER TO SAMPLE IDX SELECTION METHOD

* BUGFIX ON KITTY_DATABASE

* BUGFIX

* BUGFIX

* FIX ON GENERATOR

* DEBUG LOGS TO FILE

* FIXED LOGGER

* SAVE POINT CLOUDS TO OBJ FILE

* UPDATED NOTEBOOK

* CLEANUP

* .gitignore is now working

* fixed .gitignore

* REMOVED YAML FILES FROM .gitignore

* parse results to a csv

* yaml changed

* fixed gitignore

* FIXED BUG THAT DUPLICATED THE TEST SET

* small fixes on yaml

* fix gitignore

* updated generate_sets.py

* fixed csv_parser.py

* Delete output directory

* Delete output directory

* saving figures with better resolution

* implemented a way to chose to augment the raw pcs

* updated csv_parser.py

* fixed yamls to include the new selection system

* notebook updated

* mosaic added

* new models

* fixed gitignore

* fixed gitignore

* applied changes

* Delete data_aumentation.ipynb

* Delete pointpillar_fullaug.yaml

* updated gitignore

* bugfix

* updated training and notebook

* updated gitignore

* cleanup code

* updated yamls

* reset

* new augmentation methods

* example conf for pointpillars

* updated example config

* bugfix on the config file

* fixed get_points_in_box function

* fixed local frustum dropout

* fixed pointpillar_newaugs.yaml

* bugfixed: import math for some augmentations

* increased margin in point selection for local augmentation

* bugfixed: velocity should not be translated for translation augs. Add warning to check the correctness before using

* bugfixed: add back the aug of random_image_flip
Co-authored-by: Shaoshuai Shi <shaoshuaics@gmail.com>

pcdet/datasets/augmentor/augmentor_utils.py

-import copy
 import numpy as np
+import math
 
 from ...utils import common_utils
 
@@ -22,7 +22,6 @@ def random_flip_along_x(gt_boxes, points):
 
     return gt_boxes, points
 
-
 def random_flip_along_y(gt_boxes, points):
     """
     Args:
@@ -41,7 +40,6 @@ def random_flip_along_y(gt_boxes, points):
 
     return gt_boxes, points
 
-
 def global_rotation(gt_boxes, points, rot_range):
     """
     Args:
@@ -62,7 +60,6 @@ def global_rotation(gt_boxes, points, rot_range):
 
     return gt_boxes, points
 
-
 def global_scaling(gt_boxes, points, scale_range):
     """
     Args:
@@ -76,6 +73,7 @@ def global_scaling(gt_boxes, points, scale_range):
     noise_scale = np.random.uniform(scale_range[0], scale_range[1])
     points[:, :3] *= noise_scale
     gt_boxes[:, :6] *= noise_scale
+
     return gt_boxes, points
 
 def random_image_flip_horizontal(image, depth_map, gt_boxes, calib):
@@ -116,3 +114,357 @@ def random_image_flip_horizontal(image, depth_map, gt_boxes, calib):
         aug_gt_boxes = gt_boxes
 
     return aug_image, aug_depth_map, aug_gt_boxes
+
+def random_translation_along_x(gt_boxes, points, offset_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        offset_range: [min max]]
+    Returns:
+    """
+    offset = np.random.uniform(offset_range[0], offset_range[1])
+
+    points[:, 0] += offset
+    gt_boxes[:, 0] += offset
+
+    # if gt_boxes.shape[1] > 7:
+    #     gt_boxes[:, 7] += offset
+
+    return gt_boxes, points
+
+def random_translation_along_y(gt_boxes, points, offset_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        offset_range: [min max]]
+    Returns:
+    """
+    offset = np.random.uniform(offset_range[0], offset_range[1])
+
+    points[:, 1] += offset
+    gt_boxes[:, 1] += offset
+
+    # if gt_boxes.shape[1] > 8:
+    #     gt_boxes[:, 8] += offset
+
+    return gt_boxes, points
+
+def random_translation_along_z(gt_boxes, points, offset_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        offset_range: [min max]]
+    Returns:
+    """
+    offset = np.random.uniform(offset_range[0], offset_range[1])
+
+    points[:, 2] += offset
+    gt_boxes[:, 2] += offset
+
+    return gt_boxes, points
+
+def random_local_translation_along_x(gt_boxes, points, offset_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        offset_range: [min max]]
+    Returns:
+    """
+    # augs = {}
+    for idx, box in enumerate(gt_boxes):
+        offset = np.random.uniform(offset_range[0], offset_range[1])
+        # augs[f'object_{idx}'] = offset
+        points_in_box, mask = get_points_in_box(points, box)
+        points[mask, 0] += offset
+
+        gt_boxes[idx, 0] += offset
+
+        # if gt_boxes.shape[1] > 7:
+        #     gt_boxes[idx, 7] += offset
+
+    return gt_boxes, points
+
+def random_local_translation_along_y(gt_boxes, points, offset_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        offset_range: [min max]]
+    Returns:
+    """
+    # augs = {}
+    for idx, box in enumerate(gt_boxes):
+        offset = np.random.uniform(offset_range[0], offset_range[1])
+        # augs[f'object_{idx}'] = offset
+        points_in_box, mask = get_points_in_box(points, box)
+        points[mask, 1] += offset
+
+        gt_boxes[idx, 1] += offset
+
+        # if gt_boxes.shape[1] > 8:
+        #     gt_boxes[idx, 8] += offset
+
+    return gt_boxes, points
+
+def random_local_translation_along_z(gt_boxes, points, offset_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        offset_range: [min max]]
+    Returns:
+    """
+    # augs = {}
+    for idx, box in enumerate(gt_boxes):
+        offset = np.random.uniform(offset_range[0], offset_range[1])
+        # augs[f'object_{idx}'] = offset
+        points_in_box, mask = get_points_in_box(points, box)
+        points[mask, 2] += offset
+
+        gt_boxes[idx, 2] += offset
+
+    return gt_boxes, points
+
+def global_frustum_dropout_top(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+
+    threshold = np.max(points[:, 2]) - intensity * (np.max(points[:, 2]) - np.min(points[:, 2]))
+    points = points[points[:,2] < threshold]
+    gt_boxes = gt_boxes[gt_boxes[:,2] < threshold]
+
+    return gt_boxes, points
+
+def global_frustum_dropout_bottom(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+
+    threshold = np.min(points[:, 2]) + intensity * (np.max(points[:, 2]) - np.min(points[:, 2]))
+    points = points[points[:,2] > threshold]
+    gt_boxes = gt_boxes[gt_boxes[:,2] > threshold]
+
+    return gt_boxes, points
+
+def global_frustum_dropout_left(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+
+    threshold = np.max(points[:, 1]) - intensity * (np.max(points[:, 1]) - np.min(points[:, 1]))
+    points = points[points[:,1] < threshold]
+    gt_boxes = gt_boxes[gt_boxes[:,1] < threshold]
+
+    return gt_boxes, points
+
+def global_frustum_dropout_right(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+
+    threshold = np.min(points[:, 1]) + intensity * (np.max(points[:, 1]) - np.min(points[:, 1]))
+    points = points[points[:,1] > threshold]
+    gt_boxes = gt_boxes[gt_boxes[:,1] > threshold]
+
+    return gt_boxes, points
+
+def local_scaling(gt_boxes, points, scale_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading]
+        points: (M, 3 + C),
+        scale_range: [min, max]
+    Returns:
+    """
+    if scale_range[1] - scale_range[0] < 1e-3:
+        return gt_boxes, points
+
+    # augs = {}
+    for idx, box in enumerate(gt_boxes):
+        noise_scale = np.random.uniform(scale_range[0], scale_range[1])
+        # augs[f'object_{idx}'] = noise_scale
+        points_in_box, mask = get_points_in_box(points, box)
+        
+        # tranlation to axis center
+        points[mask, 0] -= box[0]
+        points[mask, 1] -= box[1]
+        points[mask, 2] -= box[2]
+
+        # apply scaling
+        points[mask, :3] *= noise_scale
+
+        # tranlation back to original position
+        points[mask, 0] += box[0]
+        points[mask, 1] += box[1]
+        points[mask, 2] += box[2]
+
+        gt_boxes[idx, 3:6] *= noise_scale
+    return gt_boxes, points
+
+
+def local_rotation(gt_boxes, points, rot_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]]
+        points: (M, 3 + C),
+        rot_range: [min, max]
+    Returns:
+    """
+    # augs = {}
+    for idx, box in enumerate(gt_boxes):
+        noise_rotation = np.random.uniform(rot_range[0], rot_range[1])
+        # augs[f'object_{idx}'] = noise_rotation
+        points_in_box, mask = get_points_in_box(points, box)
+        
+        centroid_x = box[0]
+        centroid_y = box[1]
+        centroid_z = box[2]
+
+        # tranlation to axis center
+        points[mask, 0] -= centroid_x
+        points[mask, 1] -= centroid_y
+        points[mask, 2] -= centroid_z
+        box[0] -= centroid_x
+        box[1] -= centroid_y
+        box[2] -= centroid_z
+
+        # apply rotation
+        points[mask, :] = common_utils.rotate_points_along_z(points[np.newaxis, mask, :], np.array([noise_rotation]))[0]
+        box[0:3] = common_utils.rotate_points_along_z(box[np.newaxis, np.newaxis, 0:3], np.array([noise_rotation]))[0][0]
+
+        # tranlation back to original position
+        points[mask, 0] += centroid_x
+        points[mask, 1] += centroid_y
+        points[mask, 2] += centroid_z
+        box[0] += centroid_x
+        box[1] += centroid_y
+        box[2] += centroid_z
+
+        gt_boxes[idx, 6] += noise_rotation
+        if gt_boxes.shape[1] > 8:
+            gt_boxes[idx, 7:9] = common_utils.rotate_points_along_z(
+                np.hstack((gt_boxes[idx, 7:9], np.zeros((gt_boxes.shape[0], 1))))[np.newaxis, :, :],
+                np.array([noise_rotation])
+            )[0][:, 0:2]
+
+    return gt_boxes, points
+
+def local_frustum_dropout_top(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    for idx, box in enumerate(gt_boxes):
+        x, y, z, dx, dy, dz = box[0], box[1], box[2], box[3], box[4], box[5]
+
+        intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+        points_in_box, mask = get_points_in_box(points, box)
+        threshold = (z + dz/2) - intensity * dz
+
+        points = points[np.logical_not(np.logical_and(mask, points[:,2] >= threshold))]
+
+    return gt_boxes, points
+
+def local_frustum_dropout_bottom(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    for idx, box in enumerate(gt_boxes):
+        x, y, z, dx, dy, dz = box[0], box[1], box[2], box[3], box[4], box[5]
+
+        intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+        points_in_box, mask = get_points_in_box(points, box)
+        threshold = (z - dz/2) + intensity * dz
+
+        points = points[np.logical_not(np.logical_and(mask, points[:,2] <= threshold))]
+
+    return gt_boxes, points
+
+def local_frustum_dropout_left(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    for idx, box in enumerate(gt_boxes):
+        x, y, z, dx, dy, dz = box[0], box[1], box[2], box[3], box[4], box[5]
+
+        intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+        points_in_box, mask = get_points_in_box(points, box)
+        threshold = (y + dy/2) - intensity * dy
+
+        points = points[np.logical_not(np.logical_and(mask, points[:,1] >= threshold))]
+
+    return gt_boxes, points
+
+def local_frustum_dropout_right(gt_boxes, points, intensity_range):
+    """
+    Args:
+        gt_boxes: (N, 7), [x, y, z, dx, dy, dz, heading, [vx], [vy]],
+        points: (M, 3 + C),
+        intensity: [min, max]
+    Returns:
+    """
+    for idx, box in enumerate(gt_boxes):
+        x, y, z, dx, dy, dz = box[0], box[1], box[2], box[3], box[4], box[5]
+
+        intensity = np.random.uniform(intensity_range[0], intensity_range[1])
+        points_in_box, mask = get_points_in_box(points, box)
+        threshold = (y - dy/2) + intensity * dy
+
+        points = points[np.logical_not(np.logical_and(mask, points[:,1] <= threshold))]
+
+    return gt_boxes, points
+
+def get_points_in_box(points, gt_box):
+    x, y, z = points[:,0], points[:,1], points[:,2]
+    cx, cy, cz = gt_box[0], gt_box[1], gt_box[2]
+    dx, dy, dz, rz = gt_box[3], gt_box[4], gt_box[5], gt_box[6]
+    shift_x, shift_y, shift_z = x - cx, y - cy, z - cz
+
+    MARGIN = 1e-1
+    cosa, sina = math.cos(-rz), math.sin(-rz)
+    local_x = shift_x * cosa + shift_y * (-sina)
+    local_y = shift_x * sina + shift_y * cosa
+
+    mask = np.logical_and(abs(shift_z) <= dz / 2.0, \
+             np.logical_and(abs(local_x) <= dx / 2.0 + MARGIN, \
+                 abs(local_y) <= dy / 2.0 + MARGIN ))
+
+    points = points[mask]
+
+    return points, mask

pcdet/datasets/augmentor/data_augmentor.py

@@ -74,6 +74,7 @@ class DataAugmentor(object):
         gt_boxes, points = augmentor_utils.global_scaling(
             data_dict['gt_boxes'], data_dict['points'], config['WORLD_SCALE_RANGE']
         )
+
         data_dict['gt_boxes'] = gt_boxes
         data_dict['points'] = points
         return data_dict
@@ -97,6 +98,111 @@ class DataAugmentor(object):
         data_dict['gt_boxes'] = gt_boxes
         return data_dict
 
+    def random_world_translation(self, data_dict=None, config=None):
+        """
+        Please check the correctness of it before using.
+        """
+        if data_dict is None:
+            return partial(self.random_world_translation, config=config)
+        offset_range = config['WORLD_TRANSLATION_RANGE']
+        gt_boxes, points = data_dict['gt_boxes'], data_dict['points']
+        for cur_axis in config['ALONG_AXIS_LIST']:
+            assert cur_axis in ['x', 'y', 'z']
+            gt_boxes, points = getattr(augmentor_utils, 'random_translation_along_%s' % cur_axis)(
+                gt_boxes, points, offset_range,
+            )
+
+        data_dict['gt_boxes'] = gt_boxes
+        data_dict['points'] = points
+        return data_dict
+
+    def random_local_translation(self, data_dict=None, config=None):
+        """
+        Please check the correctness of it before using.
+        """
+        if data_dict is None:
+            return partial(self.random_local_translation, config=config)
+        offset_range = config['LOCAL_TRANSLATION_RANGE']
+        gt_boxes, points = data_dict['gt_boxes'], data_dict['points']
+        for cur_axis in config['ALONG_AXIS_LIST']:
+            assert cur_axis in ['x', 'y', 'z']
+            gt_boxes, points = getattr(augmentor_utils, 'random_local_translation_along_%s' % cur_axis)(
+                gt_boxes, points, offset_range,
+            )
+
+        data_dict['gt_boxes'] = gt_boxes
+        data_dict['points'] = points
+        return data_dict
+
+    def random_local_rotation(self, data_dict=None, config=None):
+        """
+        Please check the correctness of it before using.
+        """
+        if data_dict is None:
+            return partial(self.random_local_rotation, config=config)
+        rot_range = config['LOCAL_ROT_ANGLE']
+        if not isinstance(rot_range, list):
+            rot_range = [-rot_range, rot_range]
+        gt_boxes, points = augmentor_utils.local_rotation(
+            data_dict['gt_boxes'], data_dict['points'], rot_range=rot_range
+        )
+
+        data_dict['gt_boxes'] = gt_boxes
+        data_dict['points'] = points
+        return data_dict
+
+    def random_local_scaling(self, data_dict=None, config=None):
+        """
+        Please check the correctness of it before using.
+        """
+        if data_dict is None:
+            return partial(self.random_local_scaling, config=config)
+        gt_boxes, points = augmentor_utils.local_scaling(
+            data_dict['gt_boxes'], data_dict['points'], config['LOCAL_SCALE_RANGE']
+        )
+
+        data_dict['gt_boxes'] = gt_boxes
+        data_dict['points'] = points
+        return data_dict
+
+    def random_world_frustum_dropout(self, data_dict=None, config=None):
+        """
+        Please check the correctness of it before using.
+        """
+        if data_dict is None:
+            return partial(self.random_world_frustum_dropout, config=config)
+
+        intensity_range = config['INTENSITY_RANGE']
+        gt_boxes, points = data_dict['gt_boxes'], data_dict['points']
+        for direction in config['DIRECTION']:
+            assert direction in ['top', 'bottom', 'left', 'right']
+            gt_boxes, points = getattr(augmentor_utils, 'global_frustum_dropout_%s' % direction)(
+                gt_boxes, points, intensity_range,
+            )
+
+        data_dict['gt_boxes'] = gt_boxes
+        data_dict['points'] = points
+        return data_dict
+
+    def random_local_frustum_dropout(self, data_dict=None, config=None):
+        """
+        Please check the correctness of it before using.
+        """
+        if data_dict is None:
+            return partial(self.random_local_frustum_dropout, config=config)
+
+        intensity_range = config['INTENSITY_RANGE']
+        gt_boxes, points = data_dict['gt_boxes'], data_dict['points']
+        for direction in config['DIRECTION']:
+            assert direction in ['top', 'bottom', 'left', 'right']
+            gt_boxes, points = getattr(augmentor_utils, 'local_frustum_dropout_%s' % direction)(
+                gt_boxes, points, intensity_range,
+            )
+
+        data_dict['gt_boxes'] = gt_boxes
+        data_dict['points'] = points
+        return data_dict
+
     def forward(self, data_dict):
         """
         Args:

tools/cfgs/kitti_models/pointpillar_newaugs.yaml

+CLASS_NAMES: ['Car', 'Pedestrian', 'Cyclist']
+
+DATA_CONFIG: 
+    _BASE_CONFIG_: cfgs/dataset_configs/kitti_dataset.yaml
+    POINT_CLOUD_RANGE: [0, -39.68, -3, 69.12, 39.68, 1]
+    DATA_PROCESSOR:
+        - NAME: mask_points_and_boxes_outside_range
+          REMOVE_OUTSIDE_BOXES: True
+
+        - NAME: shuffle_points
+          SHUFFLE_ENABLED: {
+            'train': True,
+            'test': False
+          }
+
+        - NAME: transform_points_to_voxels
+          VOXEL_SIZE: [0.16, 0.16, 4]
+          MAX_POINTS_PER_VOXEL: 32
+          MAX_NUMBER_OF_VOXELS: {
+            'train': 16000,
+            'test': 40000
+          }
+    DATA_AUGMENTOR:
+        DISABLE_AUG_LIST: ['random_world_frustum_dropout', 'random_local_frustum_dropout', 'random_local_translation']
+        AUG_CONFIG_LIST:
+            - NAME: gt_sampling
+              USE_ROAD_PLANE: False
+              DB_INFO_PATH:
+                  - kitti_dbinfos_train.pkl
+              PREPARE: {
+                 filter_by_min_points: ['Car:5', 'Pedestrian:5', 'Cyclist:5'],
+                 filter_by_difficulty: [-1, 2],
+              }
+
+              SAMPLE_GROUPS: ['Car:15','Pedestrian:15', 'Cyclist:15']
+              NUM_POINT_FEATURES: 4
+              DATABASE_WITH_FAKELIDAR: False
+              REMOVE_EXTRA_WIDTH: [0.0, 0.0, 0.0]
+              LIMIT_WHOLE_SCENE: False
+
+            - NAME: random_local_rotation
+              LOCAL_ROT_ANGLE: [-0.15707963267, 0.15707963267]
+
+            - NAME: random_local_scaling
+              LOCAL_SCALE_RANGE: [0.95, 1.05]
+
+            - NAME: random_world_flip
+              ALONG_AXIS_LIST: ['x']
+
+            - 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
+              WORLD_TRANSLATION_RANGE: [ -0.2, 0.2 ]
+              ALONG_AXIS_LIST: ['x', 'y', 'z']
+
+            - NAME: random_local_translation
+              LOCAL_TRANSLATION_RANGE: [0.95, 1.05]
+              ALONG_AXIS_LIST: ['x', 'y', 'z']
+
+            - NAME: random_world_frustum_dropout
+              INTENSITY_RANGE: [ 0, 0.2 ]
+              DIRECTION: ['top']
+
+            - NAME: random_local_frustum_dropout
+              INTENSITY_RANGE: [ 0, 0.2 ]
+              DIRECTION: ['top']
+
+MODEL:
+    NAME: PointPillar
+
+    VFE:
+        NAME: PillarVFE
+        WITH_DISTANCE: False
+        USE_ABSLOTE_XYZ: True
+        USE_NORM: True
+        NUM_FILTERS: [64]
+
+    MAP_TO_BEV:
+        NAME: PointPillarScatter
+        NUM_BEV_FEATURES: 64
+
+    BACKBONE_2D:
+        NAME: BaseBEVBackbone
+        LAYER_NUMS: [3, 5, 5]
+        LAYER_STRIDES: [2, 2, 2]
+        NUM_FILTERS: [64, 128, 256]
+        UPSAMPLE_STRIDES: [1, 2, 4]
+        NUM_UPSAMPLE_FILTERS: [128, 128, 128]
+
+    DENSE_HEAD:
+        NAME: AnchorHeadSingle
+        CLASS_AGNOSTIC: False
+
+        USE_DIRECTION_CLASSIFIER: True
+        DIR_OFFSET: 0.78539
+        DIR_LIMIT_OFFSET: 0.0
+        NUM_DIR_BINS: 2
+
+        ANCHOR_GENERATOR_CONFIG: [
+            {
+                'class_name': 'Car',
+                'anchor_sizes': [[3.9, 1.6, 1.56]],
+                'anchor_rotations': [0, 1.57],
+                'anchor_bottom_heights': [-1.78],
+                'align_center': False,
+                'feature_map_stride': 2,
+                'matched_threshold': 0.6,
+                'unmatched_threshold': 0.45
+            },
+            {
+                'class_name': 'Pedestrian',
+                'anchor_sizes': [[0.8, 0.6, 1.73]],
+                'anchor_rotations': [0, 1.57],
+                'anchor_bottom_heights': [-0.6],
+                'align_center': False,
+                'feature_map_stride': 2,
+                'matched_threshold': 0.5,
+                'unmatched_threshold': 0.35
+            },
+            {
+                'class_name': 'Cyclist',
+                'anchor_sizes': [[1.76, 0.6, 1.73]],
+                'anchor_rotations': [0, 1.57],
+                'anchor_bottom_heights': [-0.6],
+                'align_center': False,
+                'feature_map_stride': 2,
+                'matched_threshold': 0.5,
+                'unmatched_threshold': 0.35
+            }
+        ]
+
+        TARGET_ASSIGNER_CONFIG:
+            NAME: AxisAlignedTargetAssigner
+            POS_FRACTION: -1.0
+            SAMPLE_SIZE: 512
+            NORM_BY_NUM_EXAMPLES: False
+            MATCH_HEIGHT: False
+            BOX_CODER: ResidualCoder
+
+        LOSS_CONFIG:
+            LOSS_WEIGHTS: {
+                'cls_weight': 1.0,
+                'loc_weight': 2.0,
+                'dir_weight': 0.2,
+                'code_weights': [1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0]
+            }
+
+    POST_PROCESSING:
+        RECALL_THRESH_LIST: [0.3, 0.5, 0.7]
+        SCORE_THRESH: 0.1
+        OUTPUT_RAW_SCORE: False
+
+        EVAL_METRIC: kitti
+
+        NMS_CONFIG:
+            MULTI_CLASSES_NMS: False
+            NMS_TYPE: nms_gpu
+            NMS_THRESH: 0.01
+            NMS_PRE_MAXSIZE: 4096
+            NMS_POST_MAXSIZE: 500
+
+
+OPTIMIZATION:
+    BATCH_SIZE_PER_GPU: 4
+    NUM_EPOCHS: 80
+
+    OPTIMIZER: adam_onecycle
+    LR: 0.003
+    WEIGHT_DECAY: 0.01
+    MOMENTUM: 0.9
+
+    MOMS: [0.95, 0.85]
+    PCT_START: 0.4
+    DIV_FACTOR: 10
+    DECAY_STEP_LIST: [35, 45]
+    LR_DECAY: 0.1
+    LR_CLIP: 0.0000001
+
+    LR_WARMUP: False
+    WARMUP_EPOCH: 1
+
+    GRAD_NORM_CLIP: 10