Results 31 to 40 of about 4,466,496 (420)

Track Billiards [PDF]

open access: yesCommunications in Mathematical Physics, 2009
7 ...
Bunimovich L. A., Del Magno G.
openaire   +4 more sources

A novel method for estimating myocardial strain: assessment of deformation tracking against reference magnetic resonance methods in healthy volunteers [PDF]

open access: yes, 2016
We developed a novel method for tracking myocardial deformation using cardiac magnetic resonance (CMR) cine imaging. We hypothesised that circumferential strain using deformation-tracking has comparable diagnostic performance to a validated method ...
Berry, Colin   +8 more
core   +1 more source

To track or not to track: examining perceptions of online tracking for information behavior research [PDF]

open access: yesInternet Research, 2021
PurposeThis study investigates perceptions of the use of online tracking, a passive data collection method relying on the automated recording of participant actions on desktop and mobile devices, for studying information behavior. It scrutinizes folk theories of tracking, the concerns tracking raises among the potential participants and design ...
Makhortykh, Mykola   +3 more
openaire   +3 more sources

A tutorial on particle filters for online nonlinear/non-Gaussian Bayesian tracking

open access: yesIEEE Transactions on Signal Processing, 2002
Increasingly, for many application areas, it is becoming important to include elements of nonlinearity and non-Gaussianity in order to model accurately the underlying dynamics of a physical system.
M. Arulampalam   +3 more
semanticscholar   +1 more source

The adaptive neural network sliding mode control for angle/force tracking of the dexterous hand

open access: yesAdvances in Mechanical Engineering, 2021
In order to achieve high precision control of the dexterous hand, an adaptive neural network sliding mode control algorithm based on the U-K (Udwadia-Kalaba) equation is proposed. Firstly, based on the U-K equation and considering the ideal and non-ideal
Xing Qin, Heng Shi, Xin Gao, Xiyu Li
doaj   +1 more source

Flush Air Data Sensing System for Launch Vehicle

open access: yes气体物理, 2023
A flush air data sensing (FADS) system was designed to measure the aerosphere parameters at the launch vehicle fairing. The measurement plan and precision were investigated for the launch vehicle FADS.
Chuan CHENG, Yang LIU
doaj   +1 more source

SiamRPN++: Evolution of Siamese Visual Tracking With Very Deep Networks [PDF]

open access: yesComputer Vision and Pattern Recognition, 2018
Siamese network based trackers formulate tracking as convolutional feature cross-correlation between target template and searching region. However, Siamese trackers still have accuracy gap compared with state-of-the-art algorithms and they cannot take ...
Bo Li   +5 more
semanticscholar   +1 more source

Calculating track thrust with track functions [PDF]

open access: yesPhysical Review D, 2013
In e+e- event shapes studies at LEP, two different measurements were sometimes performed: a "calorimetric" measurement using both charged and neutral particles, and a "track-based" measurement using just charged particles. Whereas calorimetric measurements are infrared and collinear safe and therefore calculable in perturbative QCD, track-based ...
Chang, Hsi-Ming   +3 more
openaire   +4 more sources

Transformer Meets Tracker: Exploiting Temporal Context for Robust Visual Tracking [PDF]

open access: yesComputer Vision and Pattern Recognition, 2021
In video object tracking, there exist rich temporal contexts among successive frames, which have been largely overlooked in existing trackers. In this work, we bridge the individual video frames and explore the temporal contexts across them via a ...
Ning Wang   +3 more
semanticscholar   +1 more source

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