Results 71 to 80 of about 6,563,318 (342)

Genetic Algorithm-Based Motion Estimation Method using Orientations and EMGs for Robot Controls

open access: yesSensors, 2018
Demand for interactive wearable devices is rapidly increasing with the development of smart devices. To accurately utilize wearable devices for remote robot controls, limited data should be analyzed and utilized efficiently. For example, the motions by a
Jeongsook Chae   +3 more
doaj   +1 more source

Ensemble learning of myocardial displacements for myocardial infarction detection in echocardiography

open access: yesFrontiers in Cardiovascular Medicine, 2023
BackgroundEarly detection and localization of myocardial infarction (MI) can reduce the severity of cardiac damage through timely treatment interventions.
Tuan Nguyen   +14 more
doaj   +1 more source

A Variational Model for Joint Motion Estimation and Image Reconstruction [PDF]

open access: yesSIAM Journal of Imaging Sciences, 2016
The aim of this paper is to derive and analyze a variational model for the joint estimation of motion and reconstruction of image sequences, which is based on a time-continuous Eulerian motion model.
M. Burger, H. Dirks, C. Schönlieb
semanticscholar   +1 more source

A low complexity hardware architecture for motion estimation [PDF]

open access: yes, 2006
This paper tackles the problem of accelerating motion estimation for video processing. A novel architecture using binary data is proposed, which attempts to reduce power consumption.
O'Connor, Noel E.   +6 more
core   +2 more sources

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Comparing C- and L-band SAR images for sea ice motion estimation [PDF]

open access: yesThe Cryosphere, 2015
Pairs of consecutive C-band synthetic-aperture radar (SAR) images are routinely used for sea ice motion estimation. The L-band radar has a fundamentally different character, as its longer wavelength penetrates deeper into sea ice.
J. Lehtiranta, S. Siiriä, J. Karvonen
doaj   +1 more source

PointFlowNet: Learning Representations for Rigid Motion Estimation From Point Clouds

open access: yesComputer Vision and Pattern Recognition, 2018
Despite significant progress in image-based 3D scene flow estimation, the performance of such approaches has not yet reached the fidelity required by many applications. Simultaneously, these applications are often not restricted to image-based estimation:
Aseem Behl   +3 more
semanticscholar   +1 more source

Motion Scalability for Video Coding with Flexible Spatio-Temporal Decompositions [PDF]

open access: yes, 2007
PhDThe research presented in this thesis aims to extend the scalability range of the wavelet-based video coding systems in order to achieve fully scalable coding with a wide range of available decoding points.
Mrak, Marta
core   +4 more sources

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

Rate-distortion performance of dual-layer motion compensation employing different mesh densities [PDF]

open access: yes, 2006
We describe a dual layer algorithm for mesh-based motion estimation. The proposed algorithm, employing meshes at different scales, aims to improve the rate-distortion performance at fixed bit rates.
Martin, Graham R.   +5 more
core   +1 more source

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