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Creating sound zones has been an active research field since the idea was first proposed. So far, most sound zone control methods rely on either an optimization of physical metrics such as acoustic contrast and signal distortion or a mode…

音频与语音处理 · 电气工程与系统科学 2020-08-05 Taewoong Lee , Jesper Kjær Nielsen , Mads Græsbøll Christensen

This paper focuses on the spectral properties of the mass and stiffness matrices for acoustic wave problems discretized with Isogeometric analysis (IGA) collocation methods in space and Newmark methods in time. Extensive numerical results…

数值分析 · 数学 2022-10-12 Elena Zampieri , Luca Franco Pavarino

A suspension-point interferometer (SPI) is an auxiliary interferometer for active vibration isolation, implemented at the suspension points of the mirrors of an interferometric gravitational wave detector. We constructed a prototype…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Y. Aso , M. Ando , K. Kawabe , S. Otsuka , K. Tsubono

This work presents an experimental study of Single Input Multiple Output (SIMO) channel performance in indoor radio propagation environment. Indoor channel measurements at 2.4 GHz ISM frequency band have been performed using a versatile…

信号处理 · 电气工程与系统科学 2017-09-20 Constantinos I. Votis , Vasilis Christofilakis , Panos Kostarakis

We present design equations for a two-element closely-spaced interferometer for measuring the noise temperature of a uniform sky. Such an interferometer is useful for observing highly diffuse radio sources such as the Milky Way and…

天体物理仪器与方法 · 物理学 2020-09-11 Adrian T. Sutinjo , Benjamin McKinley , Leonid Belostotski , Daniel C. X. Ung , Jishnu N. Thekkeppattu

This paper presents a systematic analysis of inter-symbol and inter-carrier interference (ISCI) modeling in doubly dispersive channels for integrated sensing and communication (ISAC) systems. We propose a generalized OFDM (Weyl-Heisenberg)…

信号处理 · 电气工程与系统科学 2025-11-13 Xuyao Yu , Zijun Gong , Zhilu Lai

Transformer has shown advanced performance in speech separation, benefiting from its ability to capture global features. However, capturing local features and channel information of audio sequences in speech separation is equally important.…

声音 · 计算机科学 2023-03-08 Zhaoxi Mu , Xinyu Yang , Wenjing Zhu

The contributions of independent noise sources to the variability of action potential timing has not previously been studied at the level of individual directed molecular transitions within a conductance-based model ion-state graph. The…

神经元与认知 · 定量生物学 2020-11-18 Shusen Pu , Peter J. Thomas

There is a considerable interest in developing algorithms that can predict audio quality of perceptually coded signals to avoid the cost of extensive listening tests during development time. While many established algorithms for predicting…

音频与语音处理 · 电气工程与系统科学 2022-12-06 Pablo M. Delgado , Jürgen Herre

Infrared interferometers are optical devices that can measure optical path-length differences by measuring changes in the refractive index. Several arrangements can be deployed, from single channel devices to multichannel double color…

信号处理 · 电气工程与系统科学 2024-02-16 Luis Esteban , Alberto Regadío , Ulises Losada

The Message Passing Interface (MPI) is the prevalent programming model used on today's supercomputers. Therefore, MPI library developers are looking for the best possible performance (shortest run-time) of individual MPI functions across…

分布式、并行与集群计算 · 计算机科学 2016-05-30 Sascha Hunold , Alexandra Carpen-Amarie

In terms of the long-distance communication of a single neuron, interpulse intervals (IPIs) are a possible alternative to rate and binary codes. As a proxy for IPI, the time-to-spike (TTS) for a neuron can be found in the biophysical and…

神经元与认知 · 定量生物学 2019-01-15 Chandan Singh , William B. Levy

Independent Component Analysis (ICA) is a popular model for blind signal separation. The ICA model assumes that a number of independent source signals are linearly mixed to form the observed signals. We propose a new algorithm, PEGI (for…

机器学习 · 计算机科学 2015-10-02 James Voss , Mikhail Belkin , Luis Rademacher

The irrelevant sound effect (ISE) characterizes short-term memory performance impairment during irrelevant sounds relative to quiet. Irrelevant sound presentation in most laboratory-based ISE studies has been rather limited to represent…

音频与语音处理 · 电气工程与系统科学 2023-08-09 Manuj Yadav , Markus Georgi , Larissa Leist , Maria Klatte , Sabine J. Schlittmeier , Janina Fels

Instrumental intelligibility metrics are commonly used as an alternative to listening tests. This paper evaluates 12 monaural intrusive intelligibility metrics: SII, HEGP, CSII, HASPI, NCM, QSTI, STOI, ESTOI, MIKNN, SIMI, SIIB, and…

声音 · 计算机科学 2018-07-31 Steven Van Kuyk , W. Bastiaan Kleijn , Richard C. Hendriks

The domestic windows in the exterior building facade play a significant role in sound insulation against outdoor airborne noise. The prediction of their acoustic performances is classically carried out in laboratory according to standard…

经典物理 · 物理学 2020-03-03 Walid Larbi , Chaima Soussi , Jean-François Deü , Rubens Sampaio

This article describes a procedure for measuring and evaluating radio impulsive noise (IN) from a specific source. A good knowledge of the noise caused by different sources is essential to plan radio services and to ensure good quality of…

信号处理 · 电气工程与系统科学 2025-01-27 Marta Fernandez , Iratxe Landa , Amaia Arrinda , Ruben Torre , Manuel Velez

Sensing performance is typically evaluated by classical metrics, such as Cramer-Rao bound and signal-to-clutter-plus-noise ratio. The recent development of the integrated sensing and communication (ISAC) framework motivated the efforts to…

信息论 · 计算机科学 2023-11-14 Lei Xie , Fan Liu , Zhanyuan Xie , Zheng Jiang , Shenghui Song

The quality of the speech communication systems, which include noise suppression algorithms, are typically evaluated in laboratory experiments according to the ITU-T Rec. P.835, in which participants rate background noise, speech signal,…

音频与语音处理 · 电气工程与系统科学 2021-04-19 Babak Naderi , Ross Cutler

Sound zone control (SZC) implemented using static optimal filters is significantly affected by various perturbations in the acoustic environment, an important one being the fluctuation in the speed of sound, which is in turn influenced by…

音频与语音处理 · 电气工程与系统科学 2024-10-11 Sankha Subhra Bhattacharjee , Jesper Rindom Jensen , Mads Græsbøll Christensen