Results 41 to 50 of about 8,891 (303)

What to Make and How to Make It: Combining Machine Learning and Statistical Learning to Design New Materials

open access: yesAdvanced Intelligent Discovery, EarlyView.
Combining machine learning and probabilistic statistical learning is a powerful way to discover and design new materials. A variety of machine learning approaches can be used to identify promising candidates for target applications, and causal inference can help identify potential ways to make them a reality.
Jonathan Y. C. Ting, Amanda S. Barnard
wiley   +1 more source

Digital Audio Compression [PDF]

open access: yes, 2003
Audio data requires a large number of bits for representation. For example, CD quality stereo audio requires 176.4 Kbytes/sec data rate for transmission or storage. This bandwidth is too large for many applications such as voice transmission over the Internet. Even when there is no live audio transmission, the storage cost may be high. An audio CD only
openaire   +1 more source

Flexible Memory: Progress, Challenges, and Opportunities

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible memory technology is crucial for flexible electronics integration. This review covers its historical evolution, evaluates rigid systems, proposes a flexible memory framework based on multiple mechanisms, stresses material design's role, presents a coupling model for performance optimization, and points out future directions.
Ruizhi Yuan   +5 more
wiley   +1 more source

AAC compression detection based on scaling factor transition probability

open access: yesDianxin kexue, 2017
Audio compression history detection is an important part of audio forensics,which is important to detect whether audio has been tampered or forged.An algorithm of AAC audio compression history detection was presented by using the transition probability ...
Qijuan HUANG, Rangding WANG, Diqun YAN
doaj   +2 more sources

Dataset for file fragment classification of audio file formats

open access: yesBMC Research Notes, 2019
Objectives File fragment classification of audio file formats is a topic of interest in network forensics. There are a few publicly available datasets of files with audio formats.
Atieh Khodadadi, Mehdi Teimouri
doaj   +1 more source

Robust Audio Watermarks in Frequency Domain

open access: yesJournal of Telecommunications and Information Technology, 2014
In this paper an audio watermarking technique is presented, using log-spectrum, dirty paper codes and LDPC for watermark embedding. This technique may be used as a digital communication channel, transmitting data at about 40 b/s.
Przemysław Dymarski, Robert Markiewicz
doaj   +1 more source

Structure and Spectroscopic Characterisation of Phenanthroline‐Based Iodobismuthate(III) Complexes Utilised for Raw Acoustic Signal Classification

open access: yesAdvanced Intelligent Discovery, EarlyView.
Memristors based on trimethylsulfonium (phenanthroline)tetraiodobismuthate have been utilised as a nonlinear node in a delayed feedback reservoir. This system allowed an efficient classification of acoustic signals, namely differentiation of vocalisation of the brushtail possum (Trichosurus vulpecula).
Ewelina Cechosz   +4 more
wiley   +1 more source

Autonomous Recognition of Retained Secretions in Central‐Airway Based on Deep Learning for Adult Patients Receiving Invasive Mechanical Ventilation

open access: yesAdvanced Intelligent Systems, EarlyView.
This work presents a deep learning model to autonomously recognize and classify the secretion retention into three levels for patients receiving invasive mechanical ventilation, achieving 89.08% accuracy. This model can be implemented to ventilators by edge computing, whose feasibility is approved.
Shuai Wang   +6 more
wiley   +1 more source

Dual-Domain Audio Watermarking Algorithm Based on Flexible Segmentation and Adaptive Embedding

open access: yesIEEE Access, 2019
This paper proposes a novel dual-domain audio watermarking approach based on flexible segmentation and adaptive embedding aimed to improve robustness and imperceptibility.
Yifan Luo   +3 more
doaj   +1 more source

Dynamic Range Compression and the Semantic Descriptor Aggressive

open access: yesApplied Sciences, 2020
In popular music productions, the lead vocal is often the main focus of the mix and engineers will work to impart creative colouration onto this source.
Austin Moore
doaj   +1 more source

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