bbox::bbox_transform Namespace Reference

Functions
def	bbox_overlaps
def	bbox_overlaps_py
def	clip_boxes
def	filter_boxes
def	iou_pred
def	iou_transform
def	nonlinear_pred
def	nonlinear_transform
Variables
	bbox_pred = nonlinear_pred
	bbox_transform = nonlinear_transform

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Function Documentation

def bbox.bbox_transform.bbox_overlaps	(		boxes,
			query_boxes
	)

Definition at line 5 of file bbox_transform.py.

def bbox.bbox_transform.bbox_overlaps_py	(		boxes,
			query_boxes
	)

determine overlaps between boxes and query_boxes
:param boxes: n * 4 bounding boxes
:param query_boxes: k * 4 bounding boxes
:return: overlaps: n * k overlaps

Definition at line 9 of file bbox_transform.py.

def bbox.bbox_transform.clip_boxes	(		boxes,
			im_shape
	)

Clip boxes to image boundaries.
:param boxes: [N, 4* num_classes]
:param im_shape: tuple of 2
:return: [N, 4* num_classes]

Definition at line 32 of file bbox_transform.py.

def bbox.bbox_transform.filter_boxes	(		boxes,
			min_size
	)

filter small boxes.
:param boxes: [N, 4* num_classes]
:param min_size:
:return: keep:

Definition at line 49 of file bbox_transform.py.

def bbox.bbox_transform.iou_pred	(		boxes,
			box_deltas
	)

Transform the set of class-agnostic boxes into class-specific boxes
by applying the predicted offsets (box_deltas)
:param boxes: !important [N 4]
:param box_deltas: [N, 4 * num_classes]
:return: [N 4 * num_classes]

Definition at line 136 of file bbox_transform.py.

def bbox.bbox_transform.iou_transform	(		ex_rois,
			gt_rois
	)

return bbox targets, IoU loss uses gt_rois as gt 

Definition at line 130 of file bbox_transform.py.

def bbox.bbox_transform.nonlinear_pred	(		boxes,
			box_deltas
	)

Transform the set of class-agnostic boxes into class-specific boxes
by applying the predicted offsets (box_deltas)
:param boxes: !important [N 4]
:param box_deltas: [N, 4 * num_classes]
:return: [N 4 * num_classes]

Definition at line 90 of file bbox_transform.py.

def bbox.bbox_transform.nonlinear_transform	(		ex_rois,
			gt_rois
	)

compute bounding box regression targets from ex_rois to gt_rois
:param ex_rois: [N, 4]
:param gt_rois: [N, 4]
:return: [N, 4]

Definition at line 61 of file bbox_transform.py.

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Variable Documentation

bbox::bbox_transform::bbox_pred = nonlinear_pred

Definition at line 173 of file bbox_transform.py.

bbox::bbox_transform::bbox_transform = nonlinear_transform

Definition at line 172 of file bbox_transform.py.