Results 61 to 70 of about 3,520 (252)

Sustainable Live Sound Monitoring and Classification System Enabled by a Triboelectric Nanogenerator and Machine Learning Techniques

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A high‐performance Triboelectric Nanogenerator (TENG) acoustic sensor using polyimine/graphite polypropylene (PI/GP) was developed for real‐time, sustainable sound monitoring and classification. The self‐powered device delivers 25.67 μW output power, 92.7% accuracy with MobileNet V1, and powers a wireless transmission circuit, demonstrating dual ...
Majid Haji Bagheri   +8 more
wiley   +1 more source

Exploiting Nonnegative Matrix Factorization with Mixed Group Sparsity Constraint to Separate Speech Signal from Single-channel Mixture with Unknown Ambient Noise

open access: yesEAI Endorsed Transactions on Context-aware Systems and Applications, 2018
This paper focuses on solving a challenging speech enhancement problem: improving the desired speech from a single-channel audio signal containing high-level unspecified noise (possibly environmental noise, music, other sounds, etc.).
Thanh Thi Hien Duong   +2 more
doaj   +1 more source

Editor's Note

open access: yesCurrent Musicology, 2020
This general issue of Current Musicology begins with a literature review that stresses the importance of ethnographic research within hip-hop scholarship. Kevin C.
Laina Dawes
doaj   +1 more source

The Silent Disco—Speculation in Bearish Commodity Markets and the Role of Liquidity

open access: yesJournal of Futures Markets, EarlyView.
ABSTRACT This paper analyzes the possibility of speculative traders influencing the prices of commodity futures in the presence of liquidity constraints. We identify phases of price explosiveness following Phillips, Shi, and Yu and use a series of multinomial logistic models to analyze the influence of speculators on the probability of these explosive ...
Chanaka N. Ganepola   +1 more
wiley   +1 more source

PROSES BERKARYA GRUP MUSIK DISTORSI AKUSTIK

open access: yesCatharsis, 2014
Penelitian ini bertujuan memberikan gambaran proses berkarya grup musik distorsi akustik, meliputi empat tahapan proses kreativitas. Penelitian dilakukan dengan metode penelitian analisis kualitatif dengan lokasi penelitian di Kota Semarang, adapun wujud
Achmad Fauzie Tolah
doaj  

Evaluation of the olivocochlear efferent reflex strength in the susceptibility to temporary hearing deterioration after music exposure in young adults

open access: yesNoise and Health, 2014
The objective of the current study was to evaluate the predictive role of the olivocochlear efferent reflex strength in temporary hearing deterioration in young adults exposed to music.
Keppler Hannah   +6 more
doaj   +1 more source

Neuroanatomical and functional correlates in borderline personality disorder: A narrative review

open access: yesIbrain, Volume 11, Issue 1, Page 19-31, Spring 2025.
Borderline personality disorder (BPD) is considered a dysfunctional, stable, and pervasive alteration in personality functioning with the inability to adapt to the environment, mental rigidity, and ego‐syntonic, and like all personality disorders is a consistent pattern of inner experience and behavior that deviates markedly from the expectations of ...
Giulio Perrotta
wiley   +1 more source

Self-recovery scheme for audio restoration using auditory masking. [PDF]

open access: yesPLoS ONE, 2018
Self-recovery schemes identify and restore tampering, using as a reference a compressed representation of a signal embedded into itself. In addition, audio self-recovery must comply with a transparency threshold, adequate for applications such as on-line
Alejandra Menendez-Ortiz   +2 more
doaj   +1 more source

Study of Garnets in Hellenistic–Roman Jewellery From the Collections of the Archaeological Museum of Thessaloniki, Greece

open access: yesJournal of Raman Spectroscopy, EarlyView.
This study presents the gemological analysis of 25 garnets from Hellenistic and Roman jewellery in the Archaeological Museum of Thessaloniki using mobile Raman spectroscopy and micro‐EDXRF. The garnets are classified into three geochemical clusters, with notable differences in distribution between Thessaloniki and Pydna, suggesting distinct trading ...
Maria Nikopoulou   +8 more
wiley   +1 more source

Distorted Sounds: Unlocking the Physics of Modern Music

open access: yes
In the production of modern music, the musical characteristics of the guitar or keyboard amplifier play an integral role in the creative process. This article explores the physics of music with an emphasis on the role of distortion in the amplification. In particular, we derive and illustrate how a distorted amplifier creates new musical notes that are
Mullin, Anna, Leinweber, Derek
openaire   +2 more sources

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