Results 71 to 80 of about 343,780 (303)

Voice Pathology Detection and Classification Using Auto-Correlation and Entropy Features in Different Frequency Regions

open access: yesIEEE Access, 2018
Automatic voice pathology detection and classification systems effectively contribute to the assessment of voice disorders, enabling the early detection of voice pathologies and the diagnosis of the type of pathology from which patients suffer.
Ahmed Al-Nasheri   +6 more
doaj   +1 more source

Are language production problems apparent in adults who no longer meet diagnostic criteria for attention-deficit/hyperactivity disorder? [PDF]

open access: yes, 2012
In this study, we examined sentence production in a sample of adults (N = 21) who had had attention-deficit/hyperactivity disorder (ADHD) as children, but as adults no longer met DSM-IV diagnostic criteria (APA, 2000).
Achenbach T.   +28 more
core   +1 more source

Structural and Chemical Engineering of Sub‐Nanochannel Membranes Toward Ion Selectivity

open access: yesAdvanced Functional Materials, EarlyView.
This review summarizes recent advances in structural and chemical engineering of sub‐nanochannels for ion selectivity. We first introduce fundamental ion transport mechanisms within sub‐nanochannels, followed by strategies to tune pore size, geometry, and surface functionalities, categorized into charge‐based, ion‐recognition, hydrophilic bonding, and ...
Yuyu Su   +5 more
wiley   +1 more source

Automatic age detection in normal and pathological voice [PDF]

open access: yes, 2015
Systems that automatically detect voice pathologies are usually trained with recordings belonging to population of all ages. However such an approach might be inadequate because of the acoustic variations in the voice caused by the natural aging process.
Castellanos Domínguez, Germán   +3 more
core  

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

Mental disorders with voice disorders

open access: yesNeurology Bulletin, 2002
The first mention of the relationship of voice disorders with the mental state of a person was made back in 1890 by F.E. Ingals, who viewed aphonia as a form of hysteria. R. Jane in 1920. in his work "The main symptoms of hysteria" he considered "sudden paralysis or loss of voice" as one of the "salutary ways out of the situation", when patients can ...
L. K. Galiullina, D. M. Mendelevich
openaire   +2 more sources

Respiratory Organ‐on‐a‐Chip for Disease Modeling: From Architecture to Functional Integration

open access: yesAdvanced Healthcare Materials, EarlyView.
Respiratory organ‐on‐a‐chip (ROC) models capture key mechanical and cellular cues of the human respiratory system, enabling quantitative dissection of disease mechanisms. This review links ROC architectures to disease modeling, functional integration, and commercialization, and proposes a decision framework that aligns model complexity with mechanistic
Jinzhuo Hu   +4 more
wiley   +1 more source

Voice disorders and mental health in teachers: a cross-sectional nationwide study

open access: yesBMC Public Health, 2009
Background Teachers, as professional voice users, are at particular risk of voice disorders. Among contributing factors, stress and psychological tension could play a role but epidemiological data on this problem are scarce.
Gilbert Fabien   +3 more
doaj   +1 more source

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