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Large, pre-trained representation models trained using self-supervised learning have gained popularity in various fields of machine learning because they are able to extract high-quality salient features from input data. As such, they have…

音频与语音处理 · 电气工程与系统科学 2023-06-16 Hejung Yang , Hong-Goo Kang

Time series foundation models have shown impressive performance on a variety of tasks, across a wide range of domains, even in zero-shot settings. However, most of these models are designed to handle short univariate time series as an…

机器学习 · 计算机科学 2024-09-23 Nina Żukowska , Mononito Goswami , Michał Wiliński , Willa Potosnak , Artur Dubrawski

Due to the high computational complexity to model more frequency bands, it is still intractable to conduct real-time full-band speech enhancement based on deep neural networks. Recent studies typically utilize the compressed perceptually…

声音 · 计算机科学 2022-06-16 Guochen Yu , Andong Li , Wenzhe Liu , Chengshi Zheng , Yutian Wang , Hui Wang

Speech enhancement is a demanding task in automated speech processing pipelines, focusing on separating clean speech from noisy channels. Transformer based models have recently bested RNN and CNN models in speech enhancement, however at the…

声音 · 计算机科学 2023-08-07 Jinyu Long , Jetic Gū , Binhao Bai , Zhibo Yang , Ping Wei , Junli Li

Compensation for channel mismatch and noise interference is essential for robust automatic speech recognition. Enhanced speech has been introduced into the multi-condition training of acoustic models to improve their generalization ability.…

声音 · 计算机科学 2022-11-24 Hung-Shin Lee , Pin-Yuan Chen , Yao-Fei Cheng , Yu Tsao , Hsin-Min Wang

In contrast to human speech, machine-generated sounds of the same type often exhibit consistent frequency characteristics and discernible temporal periodicity. However, leveraging these dual attributes in anomaly detection remains…

音频与语音处理 · 电气工程与系统科学 2024-09-06 Yucong Zhang , Juan Liu , Yao Tian , Haifeng Liu , Ming Li

Recent studies have shown remarkable success in end-to-end task-oriented dialog system. However, most neural models rely on large training data, which are only available for a certain number of task domains, such as navigation and…

计算与语言 · 计算机科学 2020-06-12 Libo Qin , Xiao Xu , Wanxiang Che , Yue Zhang , Ting Liu

We introduce the joint time-frequency scattering transform, a time shift invariant descriptor of time-frequency structure for audio classification. It is obtained by applying a two-dimensional wavelet transform in time and log-frequency to…

声音 · 计算机科学 2018-08-06 Joakim Andén , Vincent Lostanlen , Stéphane Mallat

Unlike natural language processing and computer vision, the development of Foundation Models (FMs) for time series forecasting is blocked due to data scarcity. While recent efforts are focused on building such FMs by unlocking the potential…

机器学习 · 计算机科学 2024-10-10 Qingxiang Liu , Xu Liu , Chenghao Liu , Qingsong Wen , Yuxuan Liang

Speech separation remains an important topic for multi-speaker technology researchers. Convolution augmented transformers (conformers) have performed well for many speech processing tasks but have been under-researched for speech…

声音 · 计算机科学 2023-10-11 William Ravenscroft , Stefan Goetze , Thomas Hain

Universal speech enhancement aims at handling inputs with various speech distortions and recording conditions. In this work, we propose a novel hybrid architecture that synergizes the signal fidelity of discriminative modeling with the…

声音 · 计算机科学 2026-01-28 Yinghao Liu , Chengwei Liu , Xiaotao Liang , Haoyin Yan , Shaofei Xue , Zheng Xue

In recent decades, neural network based methods have significantly improved the performace of speech enhancement. Most of them estimate time-frequency (T-F) representation of target speech directly or indirectly, then resynthesize waveform…

声音 · 计算机科学 2020-02-06 Jingdong Li , Hui Zhang , Xueliang Zhang , Changliang Li

Training a general-purpose time series foundation models with robust generalization capabilities across diverse applications from scratch is still an open challenge. Efforts are primarily focused on fusing cross-domain time series datasets…

机器学习 · 计算机科学 2024-12-13 Shengchao Chen , Guodong Long , Jing Jiang , Chengqi Zhang

The human auditory system has the ability to selectively focus on key speech elements in an audio stream while giving secondary attention to less relevant areas such as noise or distortion within the background, dynamically adjusting its…

音频与语音处理 · 电气工程与系统科学 2026-04-09 Nursadul Mamun , John H. L. Hansen

Transformer has shown promise in reinforcement learning to model time-varying features for obtaining generalized low-level robot policies on diverse robotics datasets in embodied learning. However, it still suffers from the issues of low…

机器学习 · 计算机科学 2024-12-19 Hengkai Tan , Songming Liu , Kai Ma , Chengyang Ying , Xingxing Zhang , Hang Su , Jun Zhu

Speech Foundation Models have gained significant attention recently. Prior works have shown that the fusion of representations from multiple layers of the same model or the fusion of multiple models can improve performance on downstream…

音频与语音处理 · 电气工程与系统科学 2025-11-12 Yi-Jen Shih , David Harwath

Labeled time-series data is often expensive and difficult to obtain, making it challenging to train accurate machine learning models for real-world applications such as anomaly detection or fault diagnosis. The scarcity of labeled samples…

机器学习 · 计算机科学 2026-01-21 Tuomas Jalonen , Mohammad Al-Sa'd , Serkan Kiranyaz , Moncef Gabbouj

Environmental Sound Classification (ESC) is a rapidly evolving field that recently demonstrated the advantages of application of visual domain techniques to the audio-related tasks. Previous studies indicate that the domain-specific…

声音 · 计算机科学 2021-04-26 Andrey Guzhov , Federico Raue , Jörn Hees , Andreas Dengel

Diffusion-based generative speech enhancement (SE) has recently received attention, but reverse diffusion remains time-consuming. One solution is to initialize the reverse diffusion process with enhanced features estimated by a predictive…

Time Delay Neural Network (TDNN) is a well-performing structure for DNN-based speaker recognition systems. In this paper we introduce a novel structure Crossed-Time Delay Neural Network (CTDNN) to enhance the performance of current TDNN.…

音频与语音处理 · 电气工程与系统科学 2022-03-08 Liang Chen , Yanchun Liang , Xiaohu Shi , You Zhou , Chunguo Wu