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Generative models have gained more and more attention in recent years for their remarkable success in tasks that required estimating and sampling data distribution to generate high-fidelity synthetic data. In speech, text-to-speech…

音频与语音处理 · 电气工程与系统科学 2024-03-27 Alexander H. Liu , Matt Le , Apoorv Vyas , Bowen Shi , Andros Tjandra , Wei-Ning Hsu

Automatic Speech recognition (ASR) is a complex and challenging task. In recent years, there have been significant advances in the area. In particular, for the Brazilian Portuguese (BP) language, there were about 376 hours public available…

We propose a Perceiver-based sequence classifier to detect abnormalities in speech reflective of several neurological disorders. We combine this classifier with a Universal Speech Model (USM) that is trained (unsupervised) on 12 million…

Representation learning from unlabeled data has been of major interest in artificial intelligence research. While self-supervised speech representation learning has been popular in the speech research community, very few works have…

Despite advancements in Natural Language Processing (NLP) and the growing availability of pretrained models, the English language remains the primary focus of model development. Continued pretraining on language-specific corpora provides a…

计算与语言 · 计算机科学 2024-11-19 Marcos Piau , Roberto Lotufo , Rodrigo Nogueira

Multilingual speech recognition with supervised learning has achieved great results as reflected in recent research. With the development of pretraining methods on audio and text data, it is imperative to transfer the knowledge from…

计算与语言 · 计算机科学 2022-05-26 Ngoc-Quan Pham , Alex Waibel , Jan Niehues

In this study, we present an approach to train a single speech enhancement network that can perform both personalized and non-personalized speech enhancement. This is achieved by incorporating a frame-wise conditioning input that specifies…

音频与语音处理 · 电气工程与系统科学 2023-02-24 Zhepei Wang , Ritwik Giri , Devansh Shah , Jean-Marc Valin , Michael M. Goodwin , Paris Smaragdis

This work explores speech as a biomarker and investigates the detection of respiratory insufficiency (RI) by analyzing speech samples. Previous work \cite{spira2021} constructed a dataset of respiratory insufficiency COVID-19 patient…

声音 · 计算机科学 2022-10-26 Marcelo Matheus Gauy , Marcelo Finger

In this paper we present an efficient method for training models for speaker recognition using small or under-resourced datasets. This method requires less data than other SOTA (State-Of-The-Art) methods, e.g. the Angular Prototypical and…

Studies have shown that in noisy acoustic environments, providing binaural signals to the user of an assistive listening device may improve speech intelligibility and spatial awareness. This paper presents a binaural speech enhancement…

音频与语音处理 · 电气工程与系统科学 2024-03-11 Vikas Tokala , Eric Grinstein , Mike Brookes , Simon Doclo , Jesper Jensen , Patrick A. Naylor

Recently, a variety of acoustic tasks and related applications arised. For many acoustic tasks, the labeled data size may be limited. To handle this problem, we propose an unsupervised pre-training method using Transformer based encoder to…

音频与语音处理 · 电气工程与系统科学 2021-02-09 Ruixiong Zhang , Haiwei Wu , Wubo Li , Dongwei Jiang , Wei Zou , Xiangang Li

Recent work on speech representation models jointly pre-trained with text has demonstrated the potential of improving speech representations by encoding speech and text in a shared space. In this paper, we leverage such shared…

计算与语言 · 计算机科学 2023-10-10 Chung-Ming Chien , Mingjiamei Zhang , Ju-Chieh Chou , Karen Livescu

Pre-trained speech Transformers have facilitated great success across various speech processing tasks. However, fine-tuning these encoders for downstream tasks require sufficiently large training data to converge or to achieve…

计算与语言 · 计算机科学 2022-10-25 Hao Yang , Jinming Zhao , Gholamreza Haffari , Ehsan Shareghi

Image captioning (IC) refers to the automatic generation of natural language descriptions for images, with applications ranging from social media content generation to assisting individuals with visual impairments. While most research has…

计算机视觉与模式识别 · 计算机科学 2026-02-03 Gabriel Bromonschenkel , Alessandro L. Koerich , Thiago M. Paixão , Hilário Tomaz Alves de Oliveira

Neural beamformers, which integrate both pre-separation and beamforming modules, have demonstrated impressive effectiveness in target speech extraction. Nevertheless, the performance of these beamformers is inherently limited by the…

声音 · 计算机科学 2023-09-08 Aoqi Guo , Sichong Qian , Baoxiang Li , Dazhi Gao

Building a good speech recognition system usually requires large amounts of transcribed data, which is expensive to collect. To tackle this problem, many unsupervised pre-training methods have been proposed. Among these methods, Masked…

音频与语音处理 · 电气工程与系统科学 2020-06-24 Dongwei Jiang , Wubo Li , Ruixiong Zhang , Miao Cao , Ne Luo , Yang Han , Wei Zou , Xiangang Li

Spoken language understanding is typically based on pipeline architectures including speech recognition and natural language understanding steps. These components are optimized independently to allow usage of available data, but the overall…

音频与语音处理 · 电气工程与系统科学 2020-08-13 Pavel Denisov , Ngoc Thang Vu

This paper presents an approach for adapting the DebertaV3 XSmall model pre-trained in English for Brazilian Portuguese natural language processing (NLP) tasks. A key aspect of the methodology involves a multistep training process to ensure…

计算与语言 · 计算机科学 2023-11-01 Israel Campiotti , Matheus Rodrigues , Yuri Albuquerque , Rafael Azevedo , Alyson Andrade

We introduce a self-supervised speech pre-training method called TERA, which stands for Transformer Encoder Representations from Alteration. Recent approaches often learn by using a single auxiliary task like contrastive prediction,…

音频与语音处理 · 电气工程与系统科学 2021-08-05 Andy T. Liu , Shang-Wen Li , Hung-yi Lee

Pretrained multilingual models have become a de facto default approach for zero-shot cross-lingual transfer. Previous work has shown that these models are able to achieve cross-lingual representations when pretrained on two or more…

计算与语言 · 计算机科学 2021-10-26 Leandro Rodrigues de Souza , Rodrigo Nogueira , Roberto Lotufo