Blind geometric distortion correction on images through deep learning
We propose the first general framework to automatically correct different types of geometric
distortion in a single input image. Our proposed method employs convolutional neural …
distortion in a single input image. Our proposed method employs convolutional neural …
[HTML][HTML] An AI-based curling game system for winter olympics
The real-time application of artificial intelligence (AI) technologies in sports is a long-
standing challenge owing to large spatial sports field, complexity, and uncertainty of real …
standing challenge owing to large spatial sports field, complexity, and uncertainty of real …
An iterative optimization algorithm for lens distortion correction using two-parameter models
D Santana-Cedrés, L Gomez, M Alemán-Flores… - Image Processing On …, 2016 - ipol.im
We present a method for the automatic estimation of two-parameter radial distortion models,
considering polynomial as well as division models. The method first detects the longest …
considering polynomial as well as division models. The method first detects the longest …
Experimental characterization of collision avoidance in pedestrian dynamics
In the present paper, the avoidance behavior of pedestrians was characterized by controlled
experiments. Several conflict situations were studied considering different flow rates and …
experiments. Several conflict situations were studied considering different flow rates and …
Wide-angle image rectification: A survey
Wide field-of-view (FOV) cameras, which capture a larger scene area than narrow FOV
cameras, are used in many applications including 3D reconstruction, autonomous driving …
cameras, are used in many applications including 3D reconstruction, autonomous driving …
Automatic correction of perspective and optical distortions
D Santana-Cedrés, L Gomez, M Alemán-Flores… - Computer Vision and …, 2017 - Elsevier
Perspective and optical (lens) distortions are aberrations of very different nature that can
simultaneously affect an image. Perspective distortion is caused by the position of the …
simultaneously affect an image. Perspective distortion is caused by the position of the …
An efficient deep learning-based framework for image distortion correction
Geometric distortions in digital images, caused by factors such as lens defects and changes
in camera angles, substantially influence the fidelity of the image by altering pixel positions …
in camera angles, substantially influence the fidelity of the image by altering pixel positions …
Correction of image radial distortion based on division model
This paper presents an approach for estimating and then removing image radial distortion. It
works on a single image and does not require a special calibration. The approach is …
works on a single image and does not require a special calibration. The approach is …
[PDF][PDF] Subpixel edge detection algorithm based on improved Gaussian fitting and Canny operator
J Wang, J Chen - Acad. J. Comput. Inf. Sci., 2022 - francis-press.com
In image processing, image edge is often used as a basic feature in higher-level image
processing. Edge detection technology is the basis of image processing technologies such …
processing. Edge detection technology is the basis of image processing technologies such …
[PDF][PDF] 一种基于自适应角点检测的非量测畸变校正方法
胡均平, 宋菲菲, 罗春雷, 黄强 - Laser & Optoelectronics …, 2021 - researching.cn
摘要图像非线性畸变降低图像检测和分类的准确率, 因此畸变校正是图像处理的一个重要预处理
步骤. 为此, 提出一种基于自适应角点检测的非量测畸变校正方法来更好地解决图像畸变问题 …
步骤. 为此, 提出一种基于自适应角点检测的非量测畸变校正方法来更好地解决图像畸变问题 …