Results 21 to 30 of about 74,669 (258)

An Axiomatic Approach to Corner Detection [PDF]

open access: yes2005 IEEE Computer Society Conference on Computer Vision and Pattern Recognition (CVPR'05), 2005
This paper presents an axiomatic approach to corner detection. In the first part of the paper we review five currently used corner detection methods (Harris-Stephens, Forstner, Shi-Tomasi, Rohr, and Kenney et al ) for graylevel images. This is followed by a discussion of extending these corner detectors to images with different pixel dimensions such as
Charles S. Kenney   +2 more
openaire   +1 more source

Robust Corner Detection by Image-Based Direct Curvature Field Estimation for Mobile Robot Navigation

open access: yesInternational Journal of Advanced Robotic Systems, 2012
In this paper, a novel corner detection method is presented, to extract geometrically important corners for robot applications, such as indoor mobile robot navigation or manipulation.
Sungho Kim
doaj   +1 more source

DETECTION OF OSTEOPOROSIS IN PANORAMIC IMAGE RADIOGRAPH AREA OF MANDIBLE BONE USING HARRIS CORNER DETECTION

open access: yesMultitek Indonesia, 2021
Every human will grow older. The aging process in a person is characterized by osteoporosis. Osteoporosis is a person's bone condition becomes porous and fragile.
Rhesma Intan Vidyastari   +2 more
doaj   +1 more source

Improved Surprise Adequacy Tools for Corner Case Data Description and Detection

open access: yesApplied Sciences, 2021
Facing the increasing quantity of AI models applications, especially in life- and property-related fields, it is crucial for designers to construct safety- and security-critical systems.
Tinghui Ouyang   +5 more
doaj   +1 more source

An Adaptive Corner Detection Method of Local Optimal Threshold Prediction [PDF]

open access: yesJisuanji gongcheng, 2018
In order to solve the problem of large computational load of the corner detection threshold selection method,a new adaptive corner detection method is proposed.Nine basic statistical characteristics that can reflect the gray distribution,contrast and ...
WU Teng,ZHANG Zhili,ZHAO Junyang,ZHANG Haifeng
doaj   +1 more source

An Asynchronous Real-Time Corner Extraction and Tracking Algorithm for Event Camera

open access: yesSensors, 2021
Event cameras have many advantages over conventional frame-based cameras, such as high temporal resolution, low latency and high dynamic range. However, state-of-the-art event- based algorithms either require too much computation time or have poor ...
Jingyun Duo, Long Zhao
doaj   +1 more source

UniCornerNet: Efficient Single-Corner Representation for Object Detection

open access: yesIEEE Access
With the rapid advancement of deep learning in computer vision, object detection has become increasingly critical in practical applications, such as autonomous driving and intelligent surveillance.
Wenbin Zhu, Bangjian Xu, Chaojun Xiao
doaj   +1 more source

Robust Detection of Corners and Corner-line Links in Images [PDF]

open access: yes2010 10th IEEE International Conference on Computer and Information Technology, 2010
We define corner points in an image as the intersections among detected straight line segments, and propose an algorithm that detects corners from such a definition. Our corner detection algorithm CLDC then makes use of the LDC (Line Detection using Contours) algorithm from [19], which outputs the list of all detected line segments together with their ...
Andres Solis Montero   +2 more
openaire   +1 more source

Determination of Vickers Hardness in D2 Steel and TiNbN Coating Using Convolutional Neural Networks

open access: yesMetals, 2023
The study of material hardness is crucial for determining its quality, potential failures, and appropriate applications, as well as minimizing losses incurred during the production process.
Juan C. Buitrago Diaz   +4 more
doaj   +1 more source

A randomised controlled non-inferiority trial to compare the efficacy of ‘HPV screen, triage and treat’ with ‘HPV screen and treat’ approach for cervical cancer prevention among women living with HIV

open access: yesNature Communications
We report results of a randomized controlled trial to compare ‘HPV screen and treat’ (Arm 1) and ‘HPV screen, triage and treat’ (Arm 2) in women living with HIV (WLHIV), using visual inspection with acetic acid (VIA) as the triaging test.
Smita Joshi   +12 more
doaj   +1 more source

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