Results 21 to 30 of about 228,162 (297)

Energy flow: image correspondence approximation for motion analysis [PDF]

open access: yesOptical Engineering, 2016
We propose a correspondence approximation approach between temporally adjacent frames for motion analysis. First, energy map is established to represent image spatial features on multiple scales using Gaussian convolution. On this basis, energy flow at each layer is estimated using Gauss–Seidel iteration according to the energy invariance constraint ...
Wang, Liangliang   +2 more
openaire   +2 more sources

Machine Learning to Study Social Interaction Difficulties in ASD

open access: yesFrontiers in Robotics and AI, 2019
Autism Spectrum Disorder (ASD) is a spectrum of neurodevelopmental conditions characterized by difficulties in social communication and social interaction as well as repetitive behaviors and restricted interests.
Alexandra Livia Georgescu   +8 more
doaj   +1 more source

Motion-induced energy shifts of a multilevel atom in a black-body radiation field

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
We investigate the influence of atomic uniform motion on radiative energy shifts of a multilevel atom when it interacts with black-body radiation. Our analysis reveals that the atomic energy shifts depend crucially on three factors: the temperature of ...
Huabing Cai, Li-Gang Wang
doaj   +1 more source

Motion Analysis of A Wind-Wave Energy TLP Platform Considering Second-order Wave Forces

open access: yes한국해양공학회지, 2022
Offshore wind energy has become a major energy source, and various studies are underway to increase the economic feasibility of floating offshore wind turbines (FOWT).
Hongbhin Kim   +3 more
doaj   +1 more source

Anisotropic atomic motions in structural analysis by low energy electron diffraction [PDF]

open access: yesPhysical Review Letters, 1993
The structure of the √3 × √3 R30° overlayer formed by CO molecules adsorbed on a Ru(0001) was analyzed by low energy electron diffraction. Anisotropic atomic motions under the influence of thermal excitation were taken into account by adopting the concept of split positions.
Over, Herbert   +2 more
openaire   +3 more sources

Ionovoltaics in energy harvesting and applications: A journey from early development to current state‐of‐the‐art

open access: yesEcoMat, 2023
Ionovoltaics is a breakthrough concept in energy conversion that harnesses water motion with ion dynamics to generate electrical energy. This phenomenon is based on the interaction between the nanoscopic ionic behavior at the solid–liquid interface and ...
Won Hyung Lee   +5 more
doaj   +1 more source

A First- and Second-Order Motion Energy Analysis of Peripheral Motion Illusions Leads to Further Evidence of “Feature Blur” in Peripheral Vision

open access: yesPLoS ONE, 2011
Background Anatomical and physiological differences between the central and peripheral visual systems are well documented. Recent findings have suggested that vision in the periphery is not just a scaled version of foveal vision, but rather is relatively
A. Shapiro, E. Knight, Zhonglin Lu
semanticscholar   +1 more source

Amusement Park Physics in Panggon Lunjak (Trampoline): Analysis of Kinematics and Energy Use Video Tracking

open access: yesInternational Journal of Science and Applied Science: Conference Series, 2017
Panggon Lunjak (trampoline) is one of the famous amusement parks among the people that we can use as a recreation to enjoy a pleasant sensation. Without us knowing the amusement park that we often encounter is actually the result of the application of ...
Akhmad Yusuf   +2 more
doaj   +1 more source

Hysteretic Energy Demands in Multi-Degree-of-Freedom Systems Subjected to Earthquakes

open access: yesBuildings, 2020
Reliable estimation of energy demands imposed on a structure by a design ground motion is a key component of energy-based design. Although several studies have been conducted to quantify the energy demands in single-degree-of-freedoms systems, few have ...
Emrah Erduran
doaj   +1 more source

Novel Motion Sequences in Plant-Inspired Robotics: Combining Inspirations from Snap-Trapping in Two Plant Species into an Artificial Venus Flytrap Demonstrator

open access: yesBiomimetics, 2022
The field of plant-inspired robotics is based on principles underlying the movements and attachment and adaptability strategies of plants, which together with their materials systems serve as concept generators.
Falk J. Tauber   +4 more
doaj   +1 more source

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