Results 51 to 60 of about 67,952 (294)

A NEW SPEECH ENHANCEMENT TECHNIQUE USING PERCEPTUAL CONSTRAINED SPECTRAL WEIGHTING FACTORS [PDF]

open access: yes, 2020
This paper deals with musical noise result from perceptual speech enhancement type algorithms and especially wiener filtering. Although perceptual speech enhancement methods perform better than the non perceptual methods, most of them still return ...
Muni Kumar, T.   +3 more
core   +1 more source

Saccades influence the visibility of targets in rapid stimulus sequences: the roles of mislocalization, retinal distance and remapping [PDF]

open access: yes, 2016
Briefly presented targets around the time of a saccade are mislocalized towards the saccadic landing point. This has been taken as evidence for a remapping mechanism that accompanies each eye movement, helping maintain visual stability across large ...
Fracasso, A., Melcher, D.
core   +1 more source

Empowering young minds through STEM education: Engaging high schoolers in Ghana through medical physics

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose To promote diversity in Science, Technology, Engineering, and Mathematics (STEM), an educational presentation and hands‐on session was organised to raise awareness of STEM career opportunities among high school girls to introduce the students to the field of medical physics. Materials and Methods The study involved 65 first‐year Senior
Afua A. Yorke   +7 more
wiley   +1 more source

Masking Level Difference and Electrophysiological Evaluation in Adults with Normal Hearing

open access: yesInternational Archives of Otorhinolaryngology, 2020
Introduction The auditory structures of the brainstem are involved in binaural interaction, which contributes to sound location and auditory figure-background perception.
Joyce Miranda Santiago   +3 more
doaj   +1 more source

Perceptual and electrophysiological masking of the auditory brainstem response : a thesis presented in partial fulfilment of the requirements for the degree of Master of Arts in Psychology at Massey University [PDF]

open access: yes, 1987
Effective masking levels of the auditory brainstem response (ABR) to tonepips were established on 10 normal-hearing subjects at 500, 1000, 2000 and 4000 Hz, using white noise.
Houghton, Janene M
core  

Biomimetic Design of Biocompatible Neural Probes for Deep Brain Signal Monitoring and Stimulation: Super Static Interface for Immune Response‐Enhanced Contact

open access: yesAdvanced Functional Materials, EarlyView.
Ultrathin, flexible neural probes are developed with an innovative, biomimetic design incorporating brain tissue‐compatible materials. The material system employs biomolecule‐based encapsulation agents to mitigate inflammatory responses, as demonstrated through comprehensive in vitro and in vivo studies.
Jeonghwa Jeong   +7 more
wiley   +1 more source

A New Perceptual Mapping Model Using Lifting Wavelet Transform

open access: yesMATEC Web of Conferences, 2017
Perceptual mappingapproaches have been widely used in visual information processing in multimedia and internet of things (IOT) applications. Accumulative Lifting Difference (ALD) is proposed in this paper as texture mapping model based on low-complexity ...
Taha TahaBasheer   +2 more
doaj   +1 more source

Stimulus familiarity affects perceptual restoration in the European starling (Sturnus vulgaris). [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND: Humans can easily restore a speech signal that is temporally masked by an interfering sound (e.g., a cough masking parts of a word in a conversation), and listeners have the illusion that the speech continues through the interfering sound ...
Folkert Seeba, Georg M Klump
doaj   +1 more source

Spatiotemporal Adaptive Quantization for the Perceptual Video Coding of RGB 4:4:4 Data [PDF]

open access: yesarXiv, 2020
Due to the spectral sensitivity phenomenon of the Human Visual System (HVS), the color channels of raw RGB 4:4:4 sequences contain significant psychovisual redundancies; these redundancies can be perceptually quantized. The default quantization systems in the HEVC standard are known as Uniform Reconstruction Quantization (URQ) and Rate Distortion ...
arxiv  

High-frequency neural oscillations and visual processing deficits in schizophrenia [PDF]

open access: yes, 2013
Visual information is fundamental to how we understand our environment, make predictions, and interact with others. Recent research has underscored the importance of visuo-perceptual dysfunctions for cognitive deficits and pathophysiological processes in
Lana, L., Tan, H.-R.M., Uhlhaas, P.J.
core   +3 more sources

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