Results 21 to 30 of about 3,878,820 (309)

Milli-RIO: Ego-Motion Estimation With Low-Cost Millimetre-Wave Radar

open access: yesIEEE Sensors Journal, 2020
Robust indoor ego-motion estimation has attracted significant interest in the last decades due to the fast-growing demand for location-based services in indoor environments.
Yasin Almalioglu   +4 more
semanticscholar   +1 more source

Compressive Video Recovery Using Block Match Multi-Frame Motion Estimation Based on Single Pixel Cameras

open access: yesSensors, 2016
Compressive sensing (CS) theory has opened up new paths for the development of signal processing applications. Based on this theory, a novel single pixel camera architecture has been introduced to overcome the current limitations and challenges of ...
Sheng Bi   +4 more
doaj   +1 more source

A Respiratory Motion Estimation Method Based on Inertial Measurement Units for Gated Positron Emission Tomography

open access: yesSensors, 2021
We present a novel method for estimating respiratory motion using inertial measurement units (IMUs) based on microelectromechanical systems (MEMS) technology.
Eero Lehtonen   +8 more
doaj   +1 more source

Enhancement of Motion Estimation Robustness Against Noise and Brightness Variations in Digital Image Sequences [PDF]

open access: yesJournal of Intelligent Procedures in Electrical Technology, 2010
Motion estimation and compensation are main stages in hybrid video coding standards. Due to structural simplicity the block-matching motion estimation is the most used method in digital video technology.
Homayoun Mahdavi-Nasab
doaj  

A Novel Parallel Motion Estimation Design and Implementation on GPU

open access: yesIEEE Access, 2019
The development of high-resolution video mounts a serious challenge to the previous video coding standard. The appearance of the new generation standards greatly relieves the dilemma but increases the coding complexity dramatically.
Tao Zhang, Xinqi An, Xin Zhao, Xinyi Gao
doaj   +1 more source

Cardiac motion estimation from medical images: a regularisation framework applied on pairwise image registration displacement fields

open access: yesScientific Reports, 2020
Accurate cardiac motion estimation from medical images such as ultrasound is important for clinical evaluation. We present a novel regularisation layer for cardiac motion estimation that will be applied after image registration and demonstrate its ...
Hadi Wiputra   +4 more
doaj   +1 more source

Bayesian Estimation of Turbulent Motion [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2013
Based on physical laws describing the multiscale structure of turbulent flows, this paper proposes a regularizer for fluid motion estimation from an image sequence. Regularization is achieved by imposing some scale invariance property between histograms of motion increments computed at different scales.
Patrick Héas   +4 more
openaire   +5 more sources

Deep learning-based image reconstruction and motion estimation from undersampled radial k-space for real-time MRI-guided radiotherapy

open access: yesPhysics in Medicine and Biology, 2020
To enable magnetic resonance imaging (MRI)-guided radiotherapy with real-time adaptation, motion must be quickly estimated with low latency. The motion estimate is used to adapt the radiation beam to the current anatomy, yielding a more conformal dose ...
Maarten Terpstra   +7 more
semanticscholar   +1 more source

Research on torque feedback equivalent structures in the multi‐layer and multi‐axis synchronisation control model

open access: yesIET Circuits, Devices and Systems, 2022
This paper proposes a novel torque feedback equivalent structure oriented to the diversity of torque feedback in multi‐layer and multi‐axis complex systems.
Jie Xu, Sizhou Sun, Huacai Lu
doaj   +1 more source

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

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