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Recently, self-attention models such as Transformers have given competitive results compared to recurrent neural network systems in speech recognition. The key factor for the outstanding performance of self-attention models is their ability…

音频与语音处理 · 电气工程与系统科学 2020-05-29 Shucong Zhang , Erfan Loweimi , Peter Bell , Steve Renals

End-to-end acoustic speech recognition has quickly gained widespread popularity and shows promising results in many studies. Specifically the joint transformer/CTC model provides very good performance in many tasks. However, under noisy and…

音频与语音处理 · 电气工程与系统科学 2021-04-20 Wentao Yu , Steffen Zeiler , Dorothea Kolossa

Self-attention models have been successfully applied in end-to-end speech recognition systems, which greatly improve the performance of recognition accuracy. However, such attention-based models cannot be used in online speech recognition,…

音频与语音处理 · 电气工程与系统科学 2021-02-24 Jian Luo , Jianzong Wang , Ning Cheng , Jing Xiao

Automatic speaker verification systems are vulnerable to a variety of access threats, prompting research into the formulation of effective spoofing detection systems to act as a gate to filter out such spoofing attacks. This study…

声音 · 计算机科学 2022-11-21 Zhenyu Wang , John H. L. Hansen

In this paper, we explore an improved framework to train a monoaural neural enhancement model for robust speech recognition. The designed training framework extends the existing mixture invariant training criterion to exploit both unpaired…

声音 · 计算机科学 2022-09-21 Jisi Zhang , Catalin Zorila , Rama Doddipatla , Jon Barker

In this paper we present a single-microphone speech enhancement algorithm. A hybrid approach is proposed merging the generative mixture of Gaussians (MoG) model and the discriminative neural network (NN). The proposed algorithm is executed…

声音 · 计算机科学 2015-10-27 Shlomo E. Chazan , Jacob Goldberger , Sharon Gannot

The enhancement of spectrum efficiency and the realization of secure spectrum utilization are critically dependent on spectrum cognition. However, existing spectrum cognition methods often exhibit limited generalization and suboptimal…

信号处理 · 电气工程与系统科学 2025-08-12 Chunyu Liu , Hao Zhang , Wei Wu , Fuhui Zhou , Qihui Wu , Derrick Wing Kwan Ng , Chan-Byoung Chae

Attention-based recurrent neural encoder-decoder models present an elegant solution to the automatic speech recognition problem. This approach folds the acoustic model, pronunciation model, and language model into a single network and…

音频与语音处理 · 电气工程与系统科学 2018-11-08 Shubham Toshniwal , Anjuli Kannan , Chung-Cheng Chiu , Yonghui Wu , Tara N Sainath , Karen Livescu

Attention-based models have recently shown great performance on a range of tasks, such as speech recognition, machine translation, and image captioning due to their ability to summarize relevant information that expands through the entire…

音频与语音处理 · 电气工程与系统科学 2018-02-02 F A Rezaur Rahman Chowdhury , Quan Wang , Ignacio Lopez Moreno , Li Wan

The recently proposed Conformer architecture has shown state-of-the-art performances in Automatic Speech Recognition by combining convolution with attention to model both local and global dependencies. In this paper, we study how to reduce…

音频与语音处理 · 电气工程与系统科学 2021-09-09 Maxime Burchi , Valentin Vielzeuf

Transformers have outperformed recurrent neural networks (RNNs) in natural language generation. But this comes with a significant computational cost, as the attention mechanism's complexity scales quadratically with sequence length.…

计算与语言 · 计算机科学 2021-09-21 Jungo Kasai , Hao Peng , Yizhe Zhang , Dani Yogatama , Gabriel Ilharco , Nikolaos Pappas , Yi Mao , Weizhu Chen , Noah A. Smith

Recently, Mixture of Experts (MoE) based Transformer has shown promising results in many domains. This is largely due to the following advantages of this architecture: firstly, MoE based Transformer can increase model capacity without…

声音 · 计算机科学 2021-05-10 Zhao You , Shulin Feng , Dan Su , Dong Yu

Self-supervised learning models have revolutionized the field of speech processing. However, the process of fine-tuning these models on downstream tasks requires substantial computational resources, particularly when dealing with multiple…

计算与语言 · 计算机科学 2024-06-24 Varsha Suresh , Salah Aït-Mokhtar , Caroline Brun , Ioan Calapodescu

Recent studies have augmented large language models (LLMs) with speech capabilities, leading to the development of speech language models (SpeechLMs). Earlier SpeechLMs focused on single-turn speech-based question answering (QA), where user…

Transformer models typically calculate attention matrices using dot products, which have limitations when capturing nonlinear relationships between embedding vectors. We propose Neural Attention, a technique that replaces dot products with…

机器学习 · 计算机科学 2025-11-10 Andrew DiGiugno , Ausif Mahmood

Emotion recognition from speech is a challenging task. Re-cent advances in deep learning have led bi-directional recur-rent neural network (Bi-RNN) and attention mechanism as astandard method for speech emotion recognition, extractingand…

声音 · 计算机科学 2021-06-09 Zixuan Peng , Yu Lu , Shengfeng Pan , Yunfeng Liu

Spiking Neural Networks have attracted significant attention in recent years due to their distinctive low-power characteristics. Meanwhile, Transformer models, known for their powerful self-attention mechanisms and parallel processing…

神经与进化计算 · 计算机科学 2024-12-19 Hangming Zhang , Alexander Sboev , Roman Rybka , Qiang Yu

Recent advancements in AI have democratized its deployment as a healthcare assistant. While pretrained models from large-scale visual and audio datasets have demonstrably generalized to this task, surprisingly, no studies have explored…

声音 · 计算机科学 2024-05-07 June-Woo Kim , Miika Toikkanen , Sangmin Bae , Minseok Kim , Ho-Young Jung

Transformer is a ubiquitous model for natural language processing and has attracted wide attentions in computer vision. The attention maps are indispensable for a transformer model to encode the dependencies among input tokens. However,…

机器学习 · 计算机科学 2021-02-26 Yujing Wang , Yaming Yang , Jiangang Bai , Mingliang Zhang , Jing Bai , Jing Yu , Ce Zhang , Gao Huang , Yunhai Tong

In this paper, we present Multi-scale Feature Aggregation Conformer (MFA-Conformer), an easy-to-implement, simple but effective backbone for automatic speaker verification based on the Convolution-augmented Transformer (Conformer). The…

声音 · 计算机科学 2022-11-14 Yang Zhang , Zhiqiang Lv , Haibin Wu , Shanshan Zhang , Pengfei Hu , Zhiyong Wu , Hung-yi Lee , Helen Meng