Results 81 to 90 of about 795,018 (344)

Audio Cards for High-Resolution and Economical Electronic Transport Studies

open access: yes, 2012
We report on a technique for determining electronic transport properties using commercially available audio cards. Using a typical 24-bit audio card simultaneously as a sine wave generator and a narrow bandwidth ac voltmeter, we show the spectral purity ...
Bedau, Daniel   +2 more
core   +1 more source

An audio FIR-DAC in a BCD process for high power Class-D amplifiers [PDF]

open access: yes, 2005
A 322 coefficient semi-digital FIR-DAC using a 1-bit PWM input signal was designed and implemented in a high voltage, audio power bipolar CMOS DMOS (BCD) process. This facilitates digital input signals for an analog class-D amplifier in BCD.
Annema, A.J.   +5 more
core   +2 more sources

Context Awareness and Human–Robot Interaction Optimization for Museum Intelligent Guide Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
This study presents a context‐aware human–robot interaction framework designed for intelligent museum guide robots. The system features a three‐layer architecture—perception, understanding, and behavior execution—that enables adaptive and meaningful interactions with museum visitors.
Anna Zou, Yue Meng, Shijing Tong
wiley   +1 more source

The Covid-19 Influence on Scotland’s Surging Sports Podcasting Scene [PDF]

open access: yesActa Universitatis Sapientiae: Social Analysis
Halfway through the COVID-19 pandemic, Scottish media consumers surveyed by Ofcom highlighted their passion for podcasting, with more Scots interested in non-UK outputs than their contemporaries south of the border in England (Ofcom 2022).
James MAHON
doaj   +1 more source

Shallow and deep feature fusion for digital audio tampering detection [PDF]

open access: gold, 2022
Zhifeng Wang   +5 more
openalex   +1 more source

Equilibrium Propagation for Dissipative Dynamics

open access: yesAdvanced Intelligent Systems, EarlyView.
This work develops local learning rules for damped linear dynamical systems, including mechanical structures and resistor‐inductor‐capacitor (RLC) circuits, by leveraging an effective action formulation. It demonstrates how physical systems can autonomously compute gradients and learn temporal patterns, enabling applications such as sound ...
Marc Berneman, Daniel Hexner
wiley   +1 more source

Smartwatch-Based Audio–Gestural Insights in Violin Bow Stroke Analyses

open access: yesTransactions of the International Society for Music Information Retrieval
Following the exposition of quantitative, identifiable idiosyncrasy in violin performance – via neural network classification – we demonstrate that smartwatch-based synchronous audio-gesture logging facilitates interpretable practice feedback in violin ...
William Wilson   +4 more
doaj   +1 more source

Narrow band binary phase locked loops [PDF]

open access: yes
Very high Q digital filtering circuits for audio frequencies in the range of 1Hz to 15 KHz are implemented in simple CMOS hardware using a binary local reference clock frequency.
Burhans, R. W.
core   +1 more source

The one minute mentor : a pilot study assessing medical students’ and residents’ professional behaviours through recordings of clinical preceptors’ immediate feedback [PDF]

open access: yes, 2009
Introduction: The assessment of professional development and behaviour is an important issue in the training of medical students and physicians. Several methods have been developed for doing so.
Ellaway, Rachel   +4 more
core   +1 more source

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