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Related papers: REAL-M: Towards Speech Separation on Real Mixtures

200 papers

While significant advances have been made with respect to the separation of overlapping speech signals, studies have been largely constrained to mixtures of clean, near anechoic speech, not representative of many real-world scenarios.…

Sound · Computer Science 2020-02-17 Matthew Maciejewski , Gordon Wichern , Emmett McQuinn , Jonathan Le Roux

This paper deals with the problem of audio source separation. To handle the complex and ill-posed nature of the problems of audio source separation, the current state-of-the-art approaches employ deep neural networks to obtain instrumental…

Sound · Computer Science 2017-06-30 Naoya Takahashi , Yuki Mitsufuji

This paper examines the implications of using the Scale-Invariant Signal-to-Distortion Ratio (SI-SDR) as both evaluation and training objective in supervised speech separation, when the training references contain noise, as is the case with…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Simon Dahl Jepsen , Mads Græsbøll Christensen , Jesper Rindom Jensen

With recent advances in speech synthesis, synthetic data is becoming a viable alternative to real data for training speech recognition models. However, machine learning with synthetic data is not trivial due to the gap between the synthetic…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-25 Ting-Yao Hu , Mohammadreza Armandpour , Ashish Shrivastava , Jen-Hao Rick Chang , Hema Koppula , Oncel Tuzel

Noisy speech separation systems are typically trained on fully-synthetic mixtures, limiting generalization to real-world scenarios. Though training on mixtures of in-domain (thus often noisy) speech is possible, we show that this leads to…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-10 Matthew Maciejewski , Samuele Cornell

Music source separation aims to separate polyphonic music into different types of sources. Most existing methods focus on enhancing the quality of separated results by using a larger model structure, rendering them unsuitable for deployment…

Sound · Computer Science 2024-07-02 Chun-Hsiang Wang , Chung-Che Wang , Jun-You Wang , Jyh-Shing Roger Jang , Yen-Hsun Chu

Discrete audio representations are gaining traction in speech modeling due to their interpretability and compatibility with large language models, but are not always optimized for noisy or real-world environments. Building on existing works…

Computation and Language · Computer Science 2025-10-30 Shreyas Gopal , Ashutosh Anshul , Haoyang Li , Yue Heng Yeo , Hexin Liu , Eng Siong Chng

Supervised neural network training has led to significant progress on single-channel sound separation. This approach relies on ground truth isolated sources, which precludes scaling to widely available mixture data and limits progress on…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-19 Scott Wisdom , Aren Jansen , Ron J. Weiss , Hakan Erdogan , John R. Hershey

Speech separation refers to extracting each individual speech source in a given mixed signal. Recent advancements in speech separation and ongoing research in this area, have made these approaches as promising techniques for pre-processing…

Machine Learning · Computer Science 2019-12-18 Fahimeh Bahmaninezhad , Shi-Xiong Zhang , Yong Xu , Meng Yu , John H. L. Hansen , Dong Yu

Recent breakthroughs in multi-talker ASR (MT-ASR) and speaker diarization (SD) rely on synthetic data to mitigate the scarcity of large-scale conversational recordings, yet the impact of specific simulation choices remains poorly…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-18 Alexander Polok , Ivan Medennikov , Jan Černocký , Shinji Watanabe , Lukáš Burget , Samuele Cornell

Real-time single-channel speech separation aims to unmix an audio stream captured from a single microphone that contains multiple people talking at once, environmental noise, and reverberation into multiple de-reverberated and noise-free…

Audio and Speech Processing · Electrical Eng. & Systems 2023-04-18 Julian Neri , Sebastian Braun

Target speech separation refers to extracting the target speaker's speech from mixed signals. Despite the recent advances in deep learning based close-talk speech separation, the applications to real-world are still an open issue. Two main…

Sound · Computer Science 2020-01-03 Rongzhi Gu , Yuexian Zou

Most speech separation methods, trying to separate all channel sources simultaneously, are still far from having enough general- ization capabilities for real scenarios where the number of input sounds is usually uncertain and even dynamic.…

Sound · Computer Science 2021-02-09 Chenxing Li , Jiaming Xu , Nima Mesgarani , Bo Xu

Deepfake audio detection has progressed rapidly with strong pre-trained encoders (e.g., WavLM, Wav2Vec2, MMS). However, performance in realistic capture conditions - background noise (domestic/office/transport), room reverberation, and…

Sound · Computer Science 2025-12-17 Udayon Sen , Alka Luqman , Anupam Chattopadhyay

The availability of realistic simulated corpora is of key importance for the future progress of distant speech recognition technology. The reliability, flexibility and low computational cost of a data simulation process may ultimately allow…

Audio and Speech Processing · Electrical Eng. & Systems 2017-11-28 Mirco Ravanelli , Piergiorgio Svaizer , Maurizio Omologo

Speech data collected in real-world scenarios often encounters two issues. First, multiple sources may exist simultaneously, and the number of sources may vary with time. Second, the existence of background noise in recording is inevitable.…

Sound · Computer Science 2020-05-21 Yuan-Kuei Wu , Chao-I Tuan , Hung-yi Lee , Yu Tsao

Despite significant progress made in the last decade, deep neural network (DNN) based speech enhancement (SE) still faces the challenge of notable degradation in the quality of recovered speech under low signal-to-noise ratio (SNR)…

Sound · Computer Science 2024-08-20 Zhongshu Hou , Tong Lei , Qinwen Hu , Zhanzhong Cao , Ming Tang , Jing Lu

In multi-channel speech enhancement and robust automatic speech recognition (ASR), beamforming can typically improve the signal-to-noise ratio (SNR) of the target speaker and produce reliable enhancement with little distortion to target…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-22 Zhong-Qiu Wang , Ruizhe Pang

Single-channel speech separation is a crucial task for enhancing speech recognition systems in multi-speaker environments. This paper investigates the robustness of state-of-the-art Neural Network models in scenarios where the pitch…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-23 Bunlong Lay , Sebastian Zaczek , Kristina Tesch , Timo Gerkmann

In recent years, rapid progress has been made on the problem of single-channel sound separation using supervised training of deep neural networks. In such supervised approaches, a model is trained to predict the component sources from…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-27 Scott Wisdom , Efthymios Tzinis , Hakan Erdogan , Ron J. Weiss , Kevin Wilson , John R. Hershey