Results 51 to 60 of about 981,169 (268)

Two-Stage Domain Adaptation for LLM-Based ASR by Decoupling Linguistic and Acoustic Factors

open access: yesApplied Sciences
Large language models (LLMs) have been increasingly applied in Automatic Speech Recognition (ASR), achieving significant advancements. However, the performance of LLM-based ASR (LLM-ASR) models remains unsatisfactory when applied across domains due to ...
Lin Zheng   +3 more
doaj   +1 more source

An Archaeoacoustics Analysis of Cistercian Architecture: The Case of the Beaulieu Abbey

open access: yesAcoustics, 2021
The Cistercian order is of acoustic interest because previous research has hypothesized that Cistercian architectural structures were designed for longer reverberation times in order to reinforce Gregorian chants.
Sebastian Duran   +2 more
doaj   +1 more source

An Edible Chitosan‐Based Acoustic Sensor for Sound‐Responsive Actuation in Edible Robots

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces an edible acoustic sensor for robotic food and edible robotics. Built from a chitosan piezoelectric film between gold electrodes, the sensor enables acoustic communication through ON/OFF keying. Integrated into an edible robot with pneumatically actuated arms and neck, it responds to high‐frequency tones.
Valerio Francesco Annese   +8 more
wiley   +1 more source

Automatic intelligibility assessment of dysarthric speech using glottal parameters

open access: yes, 2022
Objective intelligibility assessment of dysarthric speech can assist clinicians in diagnosis of speech disorders as well as in medical treatment. This study investigates the use of glottal parameters (i.e.
Alku, Paavo   +1 more
core   +1 more source

Adding Prior Knowledge in Hierarchical Attention Neural Network for Cross Domain Sentiment Classification

open access: yesIEEE Access, 2019
Domain adaptation tasks have raised much attention in recent years, especially, the task of cross-domain sentiment classification (CDSC). Due to the domain discrepancy, a sentiment classifier trained in a source domain often performs less well, when ...
Tu Manshu, Wang Bing
doaj   +1 more source

Gradient‐Conductivity Architecture Enables Synchronous Enhancement of Sensitivity and Detection Range in Multifunctional All‐Paper Sensors

open access: yesAdvanced Functional Materials, EarlyView.
A gradient‐engineered all‐paper sensor is fabricated by integrating MXene and in situ grown AgNPs within hierarchical cellulose networks. The device breaks the sensitivity–detection range trade‐off through cascaded conductive pathways, enabling ultrahigh pressure sensitivity, humidity–pressure decoupled dual‐mode sensing, and outstanding EMI shielding,
Ao Li   +7 more
wiley   +1 more source

Super-Wideband Spectral Envelope Modeling for Speech Coding

open access: yes, 2019
Significant improvements in the quality of speech coders have been achieved by widening the coded frequency range from narrowband to wideband. However, existing speech coders still employ a limited band source-filter model extended by parametric coding ...
Fuchs, Guillaume   +5 more
core   +1 more source

Study of Formant Modification for Children ASR

open access: yes, 2020
The performance of automatic speech recognition systems for children’s speech is known to suffer from the large variation and mismatch in the acoustic and linguistic attributes between children’s and adults’ speech.
Sudarsana Reddy Kadiri   +7 more
core   +1 more source

Glottal features for classification of phonation type from speech and neck surface accelerometer signals

open access: yes, 2021
Glottal source characteristics vary between phonation types due to the tension of laryngeal muscles with the respiratory effort. Previous studies in the classification of phonation type have mainly used speech signals recorded by microphone.
Kadiri, Sudarsana Reddy, Alku, Paavo
core   +1 more source

Silent speech command word recognition using stepped frequency continuous wave radar

open access: yesScientific Reports, 2022
Recovering speech in the absence of the acoustic speech signal itself, i.e., silent speech, holds great potential for restoring or enhancing oral communication in those who lost it.
Christoph Wagner   +5 more
doaj   +1 more source

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