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The Goal is to obtain a simple multichannel source separation with very low latency. Applications can be teleconferencing, hearing aids, augmented reality, or selective active noise cancellation. These real time applications need a very low…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-13 Gerald Schuller

The SpeakerBeam-FE (SBF) method is proposed for speaker extraction. It attempts to overcome the problem of unknown number of speakers in an audio recording during source separation. The mask approximation loss of SBF is sub-optimal, which…

Audio and Speech Processing · Electrical Eng. & Systems 2019-03-26 Chenglin Xu , Wei Rao , Eng Siong Chng , Haizhou Li

Recently, significant progress has been made in audio source separation by the application of deep learning techniques. Current methods that combine both audio and visual information use 2D representations such as images to guide the…

Sound · Computer Science 2021-02-04 Francesc Lluís , Vasileios Chatziioannou , Alex Hofmann

A previous signal processing algorithm that aimed to enhance spectral changes (SCE) over time showed benefit for hearing-impaired (HI) listeners to recognize speech in background noise. In this work, the previous SCE was manipulated to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-07 Xiang Li , Xin Tian , Henry Luo , Jinyu Qian , Xihong Wu , Dingsheng Luo , Jing Chen

Audio fingerprinting is a technique used to identify and match audio recordings based on their unique characteristics. It involves creating a condensed representation of an audio signal that can be used to quickly compare and match against…

Sound · Computer Science 2023-05-03 Aarón López-García

This paper is concerned with reconstructing an acoustic obstacle and its excitation sources from the phaseless near-field measurements. By supplementing some artificial sources to the inverse scattering system, this co-inversion problem can…

Numerical Analysis · Mathematics 2022-12-20 Deyue Zhang , Yue Wu , Yukun Guo

We consider audio decoding as an inverse problem and solve it through diffusion posterior sampling. Explicit conditioning functions are developed for input signal measurements provided by an example of a transform domain perceptual audio…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-13 Pedro J. Villasana T. , Lars Villemoes , Janusz Klejsa , Per Hedelin

Deep learning-based works for singing voice separation have performed exceptionally well in the recent past. However, most of these works do not focus on allowing users to interact with the model to improve performance. This can be crucial…

Sound · Computer Science 2025-12-03 Ankur Gupta , Anshul Rai , Archit Bansal , Vipul Arora

Deep clustering is a deep neural network-based speech separation algorithm that first trains the mixed component of signals with high-dimensional embeddings, and then uses a clustering algorithm to separate each mixture of sources. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2019-01-16 Soyeon Choe , Soo-Whan Chung , Youna Ji , Hong-Goo Kang

Dereverberation of recorded speech signals is one of the most pertinent problems in speech processing. In the present work, the objective is to understand and implement dereverberation techniques that aim at enhancing the magnitude…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-30 Dhruv Nigam

Audio source separation is the process of separating a mixture (e.g. a pop band recording) into isolated sounds from individual sources (e.g. just the lead vocals). Deep learning models are the state-of-the-art in source separation, given…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-28 Alisa Liu , Prem Seetharaman , Bryan Pardo

The audio spectrogram is a time-frequency representation that has been widely used for audio classification. One of the key attributes of the audio spectrogram is the temporal resolution, which depends on the hop size used in the Short-Time…

Sound · Computer Science 2024-01-15 Haohe Liu , Xubo Liu , Qiuqiang Kong , Wenwu Wang , Mark D. Plumbley

In this paper, we present an efficient neural network for end-to-end general purpose audio source separation. Specifically, the backbone structure of this convolutional network is the SUccessive DOwnsampling and Resampling of…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-14 Efthymios Tzinis , Zhepei Wang , Paris Smaragdis

We propose an algorithm to separate simultaneously speaking persons from each other, the "cocktail party problem", using a single microphone. Our approach involves a deep recurrent neural networks regression to a vector space that is…

Sound · Computer Science 2017-05-22 Cory Stephenson , Patrick Callier , Abhinav Ganesh , Karl Ni

We consider the problem of single-channel audio source separation with the goal of reconstructing $K$ sources from their mixture. We address this ill-posed problem with FLOSS (FLOw matching for Source Separation), a constrained generation…

Sound · Computer Science 2025-07-21 Robin Scheibler , John R. Hershey , Arnaud Doucet , Henry Li

In this paper we propose a method for separation of moving sound sources. The method is based on first tracking the sources and then estimation of source spectrograms using multichannel non-negative matrix factorization (NMF) and extracting…

Sound · Computer Science 2017-10-30 Joonas Nikunen , Aleksandr Diment , Tuomas Virtanen

In this paper, we propose a deep learning based system for the task of deepfake audio detection. In particular, the draw input audio is first transformed into various spectrograms using three transformation methods of Short-time Fourier…

Sound · Computer Science 2024-07-03 Lam Pham , Phat Lam , Truong Nguyen , Huyen Nguyen , Alexander Schindler

Separating sources is a common challenge in applications such as speech enhancement and telecommunications, where distinguishing between overlapping sounds helps reduce interference and improve signal quality. Additionally, in multichannel…

Audio and Speech Processing · Electrical Eng. & Systems 2025-03-25 Linda Fabiani , Sebastian J. Schlecht , Isabel Haasler , Filip Elvander

Music source separation is the task of separating a mixture of instruments into constituent tracks. Music source separation models are typically trained using only audio data, although additional information can be used to improve the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-04 Eetu Tunturi , David Diaz-Guerra , Archontis Politis , Tuomas Virtanen

Source separation models either work on the spectrogram or waveform domain. In this work, we show how to perform end-to-end hybrid source separation, letting the model decide which domain is best suited for each source, and even combining…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-31 Alexandre Défossez