Results 31 to 40 of about 6,563,318 (342)

Human motion correction and representation method from motion camera

open access: yesThe Journal of Engineering, 2017
Motion estimation is a basic issue for many computer vision tasks, such as human–computer interaction, motion objection detection and intelligent robot. In many practical scenes, the object movement goes with camera motion.
Hong-Bo Zhang   +4 more
doaj   +1 more source

Motion parameters estimation of manoeuvring weak target with multiple motion stages based on range symmetry transform and short‐time fractional Fourier transform

open access: yesElectronics Letters, 2023
With the advancement of manoeuvrability and the increasement of coherent processing interval (CPI), the observed target might be of multiple motion stages.
Zijing Li   +3 more
doaj   +1 more source

A joint motion & disparity motion estimation technique for 3D integral video compression using evolutionary strategy [PDF]

open access: yes, 2007
3D imaging techniques have the potential to establish a future mass-market in the fields of entertainment and communications. Integral imaging, which can capture true 3D color images with only one camera, has been seen as the right technology to offer ...
Adedoyin, S   +5 more
core   +1 more source

Motion Estimation from Spheres [PDF]

open access: yes2006 IEEE Computer Society Conference on Computer Vision and Pattern Recognition - Volume 1 (CVPR'06), 2006
This paper addresses the problem of recovering epipolar geometry from spheres. Previous works have exploited epipolar tangencies induced by frontier points on the spheres for motion recovery. It will be shown in this paper that besides epipolar tangencies, N^2 point features can be extracted from the apparent contours of the N spheres whenN \gt 2.
Guoqiang Zhang 0003   +1 more
openaire   +3 more sources

A toolset for the analysis and optimization of motion estimation algorithms and processors [PDF]

open access: yes, 2009
This paper presents a reconfigurable processor designed to execute user-defined block-matching motion estimation algorithms, and a toolset for the design of such algorithms and for the configuration of the processor.
Spiteri, T   +5 more
core   +1 more source

High-Precision Localization Tracking and Motion State Estimation of Ground-Based Moving Target Utilizing Unmanned Aerial Vehicle High-Altitude Reconnaissance

open access: yesRemote Sensing
This paper focuses on the problem of ground-motion target localization tracking and motion state estimation for high-altitude reconnaissance using fixed-wing UAVs. Our goal is to accurately locate and track ground-moving targets and estimate their motion
Xuyang Zhou, Wei Jia, Ruofei He, Wei Sun
doaj   +1 more source

Vibration-Based Damage Detection in Wind Turbine Blades using Phase-Based Motion Estimation and Motion Magnification [PDF]

open access: yesarXiv.org, 2018
Vibration-based Structural Health Monitoring (SHM) techniques are among the most common approaches for structural damage identification. The presence of damage in structures may be identified by monitoring the changes in dynamic behavior subject to ...
Aral Sarrafi   +3 more
semanticscholar   +1 more source

Progressive mesh-based motion estimation using partial refinement [PDF]

open access: yes, 2006
A technique for performing progressive mesh-based motion estimation in a layered fashion is presented. Motion compensation based on image warping provides a block prediction free of block artifacts.
Park, Heechan   +5 more
core   +1 more source

Fast motion estimation in multi-view video coding

open access: yesTongxin xuebao, 2011
To improve the speed of motion estimation in multi-view video coding system,a fast motion estimation algo-rithm based on Markov chain model was proposed.This algorithm established a predicted motion vector set by making full use of the correlation ...
ZHAO Zhi-jie   +4 more
doaj   +2 more sources

A study on sensor position for thigh and lower leg motion sensors during walking (Focusing on the knee sagittal plane angle)

open access: yesNihon Kikai Gakkai ronbunshu, 2018
This paper describes the use of nine-axis motion sensors to evaluate the motion sensor position on the thigh and lower leg during walking. The motion sensors are mounted on a subject's body using adhesive tape.
Ayuko SAITO   +3 more
doaj   +1 more source

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