Results 81 to 90 of about 1,585,607 (194)

Application of Homography Transformation for Assisting Machine Vision in Automatic Guided Vehicles

open access: yesProceedings of The 7th IIAE International Conference on Industrial Application Engineering 2019, 2019
The safety of autonomous car driving is an important concern raised in the recent years. With the development of various sensors, lots of driving assistant device are applied in the vehicle, such as sonar sensing and inertial navigation Other than terms listed above, machine vision is also a momentous technology in the automatic guided vehicle ...
Ching-Wei Lee   +3 more
openaire   +2 more sources

A Robust and Accurate Non-rigid Medical Image Registration Algorithm Based on Multi-level Deformable Model

open access: yesIranian Journal of Public Health, 2017
Background: Compared to the rigid image registration task, the non-rigid image registration task faces much more challenges due to its high degree of freedom and inherent requirement of smoothness in the deformation field.
Yanli WAN   +5 more
doaj  

Development of remote real-time monitoring system for ground surface subsidence based on computer vision

open access: yesYantu gongcheng xuebao
Remote real-time monitoring of surface subsidence is a crucial technical requirement for managing engineering risks, such as surface collapse and geological landslides, induced by underground engineering.
LI Yuanhai1, XU Xiaohua1, YANG Shuo2, LIU Xuezeng3, ZHAO Wanyong1
doaj   +1 more source

Sensor Fusion of Monocular Cameras and Laser Rangefinders for Line-Based Simultaneous Localization and Mapping (SLAM) Tasks in Autonomous Mobile Robots

open access: yesSensors, 2012
This paper presents a sensor fusion strategy applied for Simultaneous Localization and Mapping (SLAM) in dynamic environments. The designed approach consists of two features: (i) the first one is a fusion module which synthesizes line segments obtained ...
Xinzheng Zhang   +2 more
doaj   +1 more source

A Point Pattern Chamfer Registration of Optical and SAR Images Based on Mesh Grids

open access: yesRemote Sensing, 2018
Automatic image registration of optical-to-Synthetic aperture radar (SAR) images is difficult because of the inconsistency of radiometric and geometric properties between the optical image and the SAR image.
Chu He   +4 more
doaj   +1 more source

Self‐supervised binocular depth estimation algorithm with self‐rectification for autonomous driving

open access: yesIET Intelligent Transport Systems
Aiming to address the challenge where existing methods struggle to predict accurate disparities for imperfectly rectified stereo images, and that supervised training requires a considerable amount of ground truth, a self‐supervised binocular depth ...
Jingyao Bao   +5 more
doaj   +1 more source

A planar homography estimation method for camera calibration

open access: yes, 2003
More and more calibration methods are proposed based on planar homography. However, result accuracy of intrinsic parameters depends closely on homography estimation, which may be sensitive to noise. In this paper, a planar homography estimation method is
Tan DL(谈大龙)   +3 more
core  

ETO:Efficient Transformer-based Local Feature Matching by Organizing Multiple Homography Hypotheses

open access: yesAdvances in Neural Information Processing Systems 37
We tackle the efficiency problem of learning local feature matching. Recent advancements have given rise to purely CNN-based and transformer-based approaches, each augmented with deep learning techniques. While CNN-based methods often excel in matching speed, transformer-based methods tend to provide more accurate matches.
Junjie Ni   +6 more
openaire   +3 more sources

Development of Multi-Strip Image Mosaicking for KOMPSAT-3A Images [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
High-resolution satellite imagery has a limitation in terms of coverage area. This limitation presents challenges for extensive-scale analysis at regional or national levels.
J.-H. Son, S. Park, H.-J. Ban, T. Kim
doaj   +1 more source

Homography transformation-based node re-recognition for winter pruning position identification of horizontal trellis cultivated grapevine

open access: yes
Node recognition is essential for robotic winter pruning of grapevines, but deep learning models may miss occluded or indistinct nodes, leading to incorrect pruning positions.
Qichen Huang   +7 more
core   +1 more source

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