Results 71 to 80 of about 1,596,676 (294)

Modulating Fine Roughness Perception of Vibrotactile Textured Surface using Pseudo-haptic Effect [PDF]

open access: yesIEEE Transactions on Visualization and Computer Graphics, 2019, 2019
Playing back vibrotactile signals through actuators is commonly used to simulate tactile feelings of virtual textured surfaces. However, there is often a small mismatch between the simulated tactile feelings and intended tactile feelings by tactile designers. Thus, a method of modulating the vibrotactile perception is required.
arxiv   +1 more source

Using Interactive 3D Software to Create Manipulatable Human Figures for Body Perception Research [PDF]

open access: yes, 2017
The poster presents the use of the DAZ3D program as a measurement tool for body size perception. When studying body schema, researchers often rely on human figure comparisons to examine body size perceptions.
Lein, Grayson P., Livesay, Kay
core   +1 more source

Preliminary study to investigate the Delboeuf illusion in ring-tailed lemurs (Lemur catta): Methodological challenges [PDF]

open access: yes, 2017
Visual illusions are commonly used in animal cognition studies to compare visual perception among vertebrates. To date, researchers have focused their attention mainly on birds and mammals, especially apes and monkeys, but no study has investigated ...
Agrillo, Christian   +4 more
core   +3 more sources

The combination of target motion and dynamic changes in context greatly enhance visual size illusions

open access: yesFrontiers in Human Neuroscience, 2022
Perceived size is a function of viewing distance, retinal images size, and various contextual cues such as linear perspective and the size and location of neighboring objects.
Ryan E. B. Mruczek   +3 more
doaj   +1 more source

Towards better understanding of factors contributing to medical physicist well‐being in academic medical centers: A systems‐analysis approach

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract The well‐being of medical physicists can impact overall system performance, patient safety, and quality of patient care. There are limited formal assessments of factors contributing to physicists well‐being. Nine medical physicists at a US academic medical center were surveyed on 21 workplace factors, drawn from the National Academy of ...
Elizabeth Kwong   +13 more
wiley   +1 more source

Multi-Level Visual Alphabets [PDF]

open access: yes, 2010
A central debate in visual perception theory is the argument for indirect versus direct perception; i.e., the use of intermediate, abstract, and hierarchical representations versus direct semantic interpretation of images through interaction with the ...
Broek, Egon L. van den   +4 more
core   +4 more sources

Pupil size variations correlate with physical effort perception

open access: yesFrontiers in Behavioral Neuroscience, 2014
It has long been established that the pupil diameter increases during mental activities in proportion to the difficulty of the task at hand. However, it is still unclear whether this relationship between the pupil size and effort applies also to physical
Alexandre eZenon   +2 more
doaj   +1 more source

Effects of Management Efficiency and Capital Structure and Size on Perception of Service Quality and Performance of Banks Listed in Tehran Stock Exchange [PDF]

open access: yesپژوهش‌های تجربی حسابداری, 2016
Organization performance and value promote through activities enhancing critical success factors. Research literature shows the effects of factors such as size, management style, relationships between incomes and costs, capital structure, and customer ...
mahdi yazdanshenas   +2 more
doaj   +1 more source

UR‐cycleGAN: Denoising full‐body low‐dose PET images using cycle‐consistent Generative Adversarial Networks

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose This study aims to develop a CycleGAN based denoising model to enhance the quality of low‐dose PET (LDPET) images, making them as close as possible to standard‐dose PET (SDPET) images. Methods Using a Philips Vereos PET/CT system, whole‐body PET images of fluorine‐18 fluorodeoxyglucose (18F‐FDG) were acquired from 37 patients to ...
Yang Liu, ZhiWu Sun, HaoJia Liu
wiley   +1 more source

Clinical Phenotyping of Long COVID Patients Evaluated in a Specialized Neuro‐COVID Clinic

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To report Long COVID characteristics and longitudinal courses of patients evaluated between 4/14/21–4/14/22 at the University of Pennsylvania Neurological COVID Clinic (PNCC), including clinical symptoms, neurological examination findings, and neurocognitive screening tests from a standardized PNCC neurological evaluation approach ...
Luana D. Yamashita   +7 more
wiley   +1 more source

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