Efficient Filtering for Edge Extraction under Perspective Effect

Though it is generally believed that edges should be extracted at different scales when using a linear filter, it is still difficult to determine the optimal scale for each filter. In this paper, we propose a novel approach called <i>orientation and scale tuned</i> difference of boxes (o...

Full description

Bibliographic Details
Main Authors: Jian Li, Xiangjing An
Format: Article
Language:English
Published: MDPI AG 2021-09-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/11/18/8558