本文整理匯總了Python中mrcnn.utils.generate_pyramid_anchors方法的典型用法代碼示例。如果您正苦於以下問題:Python utils.generate_pyramid_anchors方法的具體用法?Python utils.generate_pyramid_anchors怎麽用?Python utils.generate_pyramid_anchors使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類mrcnn.utils
的用法示例。
在下文中一共展示了utils.generate_pyramid_anchors方法的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: get_anchors
# 需要導入模塊: from mrcnn import utils [as 別名]
# 或者: from mrcnn.utils import generate_pyramid_anchors [as 別名]
def get_anchors(self, image_shape):
"""Returns anchor pyramid for the given image size."""
backbone_shapes = compute_backbone_shapes(self.config, image_shape)
# Cache anchors and reuse if image shape is the same
if not hasattr(self, "_anchor_cache"):
self._anchor_cache = {}
if not tuple(image_shape) in self._anchor_cache:
# Generate Anchors
a = utils.generate_pyramid_anchors(
self.config.RPN_ANCHOR_SCALES,
self.config.RPN_ANCHOR_RATIOS,
backbone_shapes,
self.config.BACKBONE_STRIDES,
self.config.RPN_ANCHOR_STRIDE)
# Keep a copy of the latest anchors in pixel coordinates because
# it's used in inspect_model notebooks.
# TODO: Remove this after the notebook are refactored to not use it
self.anchors = a
# Normalize coordinates
self._anchor_cache[tuple(image_shape)] = utils.norm_boxes(a, image_shape[:2])
return self._anchor_cache[tuple(image_shape)]