Results 51 to 60 of about 52,333 (258)

A Packet-layer Model for Speech Quality Assessment Introducing the Analysis of Content Feature

open access: yes工程科学与技术, 2013
:A packet-layer model for speech quality assessment was proposed to monitor the quality of networked speech.Without resorting to any media-related payload information,the proposed model predicted the speech quality only in terms of the information ...
江亮亮, 李雪敏, 杨付正, 杨旭
doaj  

Hyperosmotic stress‐induced redistribution of pre‐mRNA cleavage factor I subunits is associated with shifts in alternative polyadenylation

open access: yesFEBS Open Bio, EarlyView.
Hyperosmotic stress triggers the relocation of the CFIm complex from the nucleus to the cytoplasm. This shift creates a nuclear ‘stoichiometric bottleneck’, limiting CFIm availability for mRNA processing. Consequently, specific mRNAs like NUDT21 and DICER1 undergo targeted 3′UTR shortening, demonstrating how spatial protein dynamics drive rapid ...
Hitomi Soumiya   +2 more
wiley   +1 more source

The Efficient Coding of Speech: Cross-Linguistic Differences.

open access: yesPLoS ONE, 2016
Neural coding in the auditory system has been shown to obey the principle of efficient neural coding. The statistical properties of speech appear to be particularly well matched to the auditory neural code.
Ramon Guevara Erra, Judit Gervain
doaj   +1 more source

Pathways and pitfalls: a qualitative study of student experiences in biomedical science education

open access: yesFEBS Open Bio, EarlyView.
Biomedical science students from underrepresented backgrounds face barriers including financial strain, disrupted laboratory access and cultural exclusion. Peer networks provide vital support when institutional systems are difficult to navigate. To create inclusive learning environments and achieve academic success, educators should blend active, hands‐
Olivia J. Russell   +8 more
wiley   +1 more source

Interactive Multimedia Association-Adaptive Differential Pulse Code Modulation Codec With Gated Recurrent Unit Predictor

open access: yesIEEE Access
Speech coding is important for effective storage and transmission of audio signals. However, current Interactive Multimedia Association Adaptive Differential Pulse Code Modulation (IMA-ADPCM) speech coding techniques that use a fixed predictor have an ...
Gebremichael Kibret Sheferaw   +4 more
doaj   +1 more source

Three-Level Delta Modulation for Laplacian Source Coding

open access: yesAdvances in Electrical and Computer Engineering, 2017
This paper proposes a novel solution for coding of time varying signals with Laplacian distribution, which is based on delta modulation and three-level quantization.
DENIC, B., PERIC, Z., DESPOTOVIC, V.
doaj   +1 more source

FORWARD MASKING THRESHOLD ESTIMATION USING NEURAL NETWORKS AND ITS APPLICATION TO PARALLEL SPEECH ENHANCEMENT

open access: yesInternational Islamic University Malaysia Engineering Journal, 2010
Forward masking models have been used successfully in speech enhancement and audio coding. Presently, forward masking thresholds are estimated using simplified masking models which have been used for audio coding and speech enhancement applications.
T. S. Gunawan   +2 more
doaj   +1 more source

Super‐Refractory Status Epilepticus (SRSE) in a Patient With Compound Heterozygous OPA1 Variants: Case Report and Literature Review

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Super‐Refractory Status Epilepticus (SRSE) is a rare, life‐threatening neurological emergency with unclear etiology in many cases. Mitochondrial dysfunction, often due to disease‐causing genetic variants, is increasingly recognized as a cause, with each gene producing distinct pathophysiological mechanisms.
Pouria Mohammadi   +2 more
wiley   +1 more source

Optimizing speech quality and intelligibility through noise-aware enhancement for coding application

open access: yesDiscover Computing
Significant advancements in speech coding research have been made in recent years, yet effect of background noise remain as a major cause of performance degradation.
Mohamed Anees   +3 more
doaj   +1 more source

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