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We present a transformer-based speech-declipping model that effectively recovers clipped signals across a wide range of input signal-to-distortion ratios (SDRs). While recent time-domain deep neural network (DNN)-based declippers have…

音频与语音处理 · 电气工程与系统科学 2024-09-20 Younghoo Kwon , Jung-Woo Choi

Parkinson disease (PD)'s speech recognition is an effective way for its diagnosis, which has become a hot and difficult research area in recent years. As we know, there are large corpuses (segments) within one subject. However, too large…

声音 · 计算机科学 2021-11-18 Yiwen Wang , Fan Li , Xiaoheng Zhang , Pin Wang , Yongming Li

The direct expansion of deep neural network (DNN) based wide-band speech enhancement (SE) to full-band processing faces the challenge of low frequency resolution in low frequency range, which would highly likely lead to deteriorated…

声音 · 计算机科学 2022-06-28 Zhongshu Hou , Qinwen Hu , Kai Chen , Jing Lu

Modeling fine-grained speaking styles remains challenging for language-speech representation pre-training, as existing speech-text models are typically trained with coarse captions or task-specific supervision, and scalable fine-grained…

音频与语音处理 · 电气工程与系统科学 2026-04-21 Yifan Yang , Bing Han , Hui Wang , Wei Wang , Ziyang Ma , Long Zhou , Zengrui Jin , Guanrou Yang , Tianrui Wang , Xu Tan , Xie Chen

Speech phase prediction, which is a significant research focus in the field of signal processing, aims to recover speech phase spectra from amplitude-related features. However, existing speech phase prediction methods are constrained to…

声音 · 计算机科学 2023-08-21 Yang Ai , Ye-Xin Lu , Zhen-Hua Ling

In real-world applications, automatic speech recognition (ASR) systems must handle overlapping speech from multiple speakers and recognize rare words like technical terms. Traditional methods address multi-talker ASR and contextual biasing…

音频与语音处理 · 电气工程与系统科学 2025-06-17 Jiajun He , Naoki Sawada , Koichi Miyazaki , Tomoki Toda

In the telephony scenarios, the fake speech detection (FSD) task to combat speech spoofing attacks is challenging. Data augmentation (DA) methods are considered effective means to address the FSD task in telephony scenarios, typically…

声音 · 计算机科学 2024-06-17 Cunhang Fan , Shunbo Dong , Jun Xue , Yujie Chen , Jiangyan Yi , Zhao Lv

This paper introduces a cepstrum-based pitch modification method that can be applied to any mel-spectrogram representation. As a result, this method is compatible with any mel-based vocoder without requiring any additional training or…

Trans-dimensional random field language models (TRF LMs) where sentences are modeled as a collection of random fields, have shown close performance with LSTM LMs in speech recognition and are computationally more efficient in inference.…

计算与语言 · 计算机科学 2017-10-31 Bin Wang , Zhijian Ou

Automatic speech recognition systems usually rely on spectral-based features, such as MFCC of PLP. These features are extracted based on prior knowledge such as, speech perception or/and speech production. Recently, convolutional neural…

机器学习 · 计算机科学 2015-04-17 Dimitri Palaz , Mathew Magimai Doss , Ronan Collobert

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

Visual speech recognition is the task to decode the speech content from a video based on visual information, especially the movements of lips. It is also referenced as lipreading. Motivated by two problems existing in lipreading, words with…

计算机视觉与模式识别 · 计算机科学 2019-01-14 Jingyun Xiao

This study proposes a fully convolutional network (FCN) model for raw waveform-based speech enhancement. The proposed system performs speech enhancement in an end-to-end (i.e., waveform-in and waveform-out) manner, which dif-fers from most…

机器学习 · 统计学 2017-06-16 Szu-Wei Fu , Yu Tsao , Xugang Lu , Hisashi Kawai

This paper investigates discrete and continuous speech representations in Large Language Model (LLM)-based Automatic Speech Recognition (ASR), organizing them by feature continuity and training approach into four categories: supervised and…

计算与语言 · 计算机科学 2024-09-04 Yaoxun Xu , Shi-Xiong Zhang , Jianwei Yu , Zhiyong Wu , Dong Yu

Fast Fourier convolution (FFC) is the recently proposed neural operator showing promising performance in several computer vision problems. The FFC operator allows employing large receptive field operations within early layers of the neural…

声音 · 计算机科学 2022-04-08 Ivan Shchekotov , Pavel Andreev , Oleg Ivanov , Aibek Alanov , Dmitry Vetrov

Affine frequency division multiplexing (AFDM), tailored as a novel multicarrier technique utilizing chirp signals for high-mobility communications, exhibits marked advantages compared to traditional orthogonal frequency division…

信息论 · 计算机科学 2024-02-26 Guangyao Liu , Tianqi Mao , Ruiqi Liu , Zhenyu Xiao

This paper presents an innovative approach leveraging Spectrally Efficient Frequency Division Multiplexing (SEFDM) with enhancements, including Frequency Domain Cyclic Prefix (FDCP) and Modified Non-Linear (MNL) acceleration, to address…

信号处理 · 电气工程与系统科学 2024-02-07 Mahdi Shamsi , Farokh Marvasti

Speech enhancement has benefited from the success of deep learning in terms of intelligibility and perceptual quality. Conventional time-frequency (TF) domain methods focus on predicting TF-masks or speech spectrum, via a naive convolution…

音频与语音处理 · 电气工程与系统科学 2020-09-24 Yanxin Hu , Yun Liu , Shubo Lv , Mengtao Xing , Shimin Zhang , Yihui Fu , Jian Wu , Bihong Zhang , Lei Xie

Automatic Speech Recognition (ASR) systems have found their use in numerous industrial applications in very diverse domains. Since domain-specific systems perform better than their generic counterparts on in-domain evaluation, the need for…

计算与语言 · 计算机科学 2021-10-26 Saket Dingliwal , Ashish Shenoy , Sravan Bodapati , Ankur Gandhe , Ravi Teja Gadde , Katrin Kirchhoff

Deep Learning models have become potential candidates for auditory neuroscience research, thanks to their recent successes on a variety of auditory tasks. Yet, these models often lack interpretability to fully understand the exact…

声音 · 计算机科学 2021-08-04 Rachid Riad , Julien Karadayi , Anne-Catherine Bachoud-Lévi , Emmanuel Dupoux