Results 21 to 30 of about 4,872,758 (330)

Snapshot Space–Time Holographic 3D Particle Tracking Velocimetry

open access: yesLaser & Photonics reviews, 2021
Digital inline holography is an amazingly simple and effective approach for 3D imaging, to which particle tracking velocimetry is of particular interest.
N. Chen, Congli Wang, W. Heidrich
semanticscholar   +1 more source

A Robot Dynamic Target Grasping Method Based on Affine Group Improved Gaussian Resampling Particle Filter

open access: yesApplied Sciences, 2021
Tracking and grasping a moving target is currently a challenging topic in the field of robotics. The current visual servo grasping method is still inadequate, as the real-time performance and robustness of target tracking both need to be improved.
Yong Tao   +6 more
doaj   +1 more source

A new type of multi-radar multi-target particle filter tracking before detection algorithm

open access: yesDianzi Jishu Yingyong, 2021
Aiming at the problem of target track offset that easily occurs in multi-radar multi-target detection and tracking when the target distance is close, this paper proposes a new type of multi-radar multi-target particle filter tracking before detection ...
Pan Kai, Chen Xiao
doaj   +1 more source

Intercomparisons of Tracker v1.1 and four other ocean particle-tracking software packages in the Regional Ocean Modeling System [PDF]

open access: yesGeoscientific Model Development
Particle tracking is widely utilized to study transport features in a range of physical, chemical, and biological processes in oceanography. In this study, a new offline particle-tracking package, Tracker v1.1, is introduced, and its performance is ...
J. Xiong, P. MacCready
doaj   +1 more source

TrackMate: An open and extensible platform for single-particle tracking.

open access: yesMethods, 2017
We present TrackMate, an open source Fiji plugin for the automated, semi-automated, and manual tracking of single-particles. It offers a versatile and modular solution that works out of the box for end users, through a simple and intuitive user interface.
J. Tinevez   +8 more
semanticscholar   +1 more source

Graph Neural Networks for Particle Tracking and Reconstruction [PDF]

open access: yesArtificial Intelligence for High Energy Physics, 2020
Machine learning methods have a long history of applications in high energy physics (HEP). Recently, there is a growing interest in exploiting these methods to reconstruct particle signatures from raw detector data.
Javier Mauricio Duarte, J. Vlimant
semanticscholar   +1 more source

Research on the Particle Filter Single-Station Target Tracking Algorithm Based on Particle Number Optimization

open access: yesJournal of Electrical and Computer Engineering, 2021
Given that the tracking accuracy and real-time performance of the particle filter (PF) target tracking algorithm are greatly affected by the number of sampled particles, a PF target tracking algorithm based on particle number optimization under the ...
Lieping Zhang   +5 more
doaj   +1 more source

Covariance distributions in single particle tracking [PDF]

open access: yesPhysical Review E, 2021
Main text 19 pages, 22 figures (28 pages total)
Mary Lou P. Bailey   +5 more
openaire   +3 more sources

Optical shield: measuring viscosity of turbid fluids using optical tweezers [PDF]

open access: yes, 2012
The viscosity of a fluid can be measured by tracking the motion of a suspended micron-sized particle trapped by optical tweezers. However, when the particle density is high, additional particles entering the trap compromise the tracking procedure and ...
A. Curran   +24 more
core   +1 more source

Contour tracking of contaminant clouds with sequential Monte Carlo methods [PDF]

open access: yes, 2008
Contour tracking for a single source emission is addressed in this paper. This problem is solved by estimating the contour boundary positions using a set of particle filters.
Bull, DR, Canagarajah, CN, Jaward, MH
core   +1 more source

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