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The keyword spotting (KWS) problem requires large amounts of real speech training data to achieve high accuracy across diverse populations. Utilizing large amounts of text-to-speech (TTS) synthesized data can reduce the cost and time…

Current state-of-the-art automatic speech recognition systems are trained to work in specific `domains', defined based on factors like application, sampling rate and codec. When such recognizers are used in conditions that do not match the…

Language model fusion helps smart assistants recognize words which are rare in acoustic data but abundant in text-only corpora (typed search logs). However, such corpora have properties that hinder downstream performance, including being…

计算与语言 · 计算机科学 2022-06-16 W. Ronny Huang , Cal Peyser , Tara N. Sainath , Ruoming Pang , Trevor Strohman , Shankar Kumar

Direct acoustics-to-word (A2W) models in the end-to-end paradigm have received increasing attention compared to conventional sub-word based automatic speech recognition models using phones, characters, or context-dependent hidden Markov…

计算与语言 · 计算机科学 2017-12-11 Kartik Audhkhasi , Brian Kingsbury , Bhuvana Ramabhadran , George Saon , Michael Picheny

Keyword Spotting plays a critical role in enabling hands-free interaction for battery-powered edge devices. Few-Shot Keyword Spotting (FS-KWS) addresses the scalability and adaptability challenges of traditional systems by enabling…

音频与语音处理 · 电气工程与系统科学 2025-10-09 Alican Gok , Oguzhan Buyuksolak , Osman Erman Okman , Murat Saraclar

Keyword spotting (KWS) is a key component of smart devices, enabling efficient and intuitive audio interaction. However, standard KWS systems deployed on embedded devices often suffer performance degradation under real-world operating…

Existing dialogue datasets contain lots of noise in their state annotations. Such noise can hurt model training and ultimately lead to poor generalization performance. A general framework named ASSIST has recently been proposed to train…

计算与语言 · 计算机科学 2022-10-25 Fanghua Ye , Xi Wang , Jie Huang , Shenghui Li , Samuel Stern , Emine Yilmaz

This paper proposes a novel training scheme for fast matching models in Search Ads, which is motivated by the real challenges in model training. The first challenge stems from the pursuit of high throughput, which prohibits the deployment…

信息检索 · 计算机科学 2019-04-23 Xue Li , Zhipeng Luo , Hao Sun , Jianjin Zhang , Weihao Han , Xianqi Chu , Liangjie Zhang , Qi Zhang

Pre-trained language models have shown excellent results in few-shot learning scenarios using in-context learning. Although it is impressive, the size of language models can be prohibitive to make them usable in on-device applications, such…

计算与语言 · 计算机科学 2022-04-27 Navid Rezaei , Marek Z. Reformat

Training acoustic models with sequentially incoming data -- while both leveraging new data and avoiding the forgetting effect-- is an essential obstacle to achieving human intelligence level in speech recognition. An obvious approach to…

音频与语音处理 · 电气工程与系统科学 2019-10-02 Shahram Ghorbani , Soheil Khorram , John H. L. Hansen

Acoustics-to-word models are end-to-end speech recognizers that use words as targets without relying on pronunciation dictionaries or graphemes. These models are notoriously difficult to train due to the lack of linguistic knowledge. It is…

音频与语音处理 · 电气工程与系统科学 2018-11-14 Hao Tang , James Glass

In this paper, we focus on the task of small-footprint keyword spotting under the far-field scenario. Far-field environments are commonly encountered in real-life speech applications, causing severe degradation of performance due to room…

音频与语音处理 · 电气工程与系统科学 2020-08-10 Haiwei Wu , Yan Jia , Yuanfei Nie , Ming Li

Within the audio research community and the industry, keyword spotting (KWS) and audio tagging (AT) are seen as two distinct tasks and research fields. However, from a technical point of view, both of these tasks are identical: they predict…

声音 · 计算机科学 2022-09-26 Heinrich Dinkel , Yongqing Wang , Zhiyong Yan , Junbo Zhang , Yujun Wang

Fully supervised neural approaches have achieved significant progress in the task of Chinese word segmentation (CWS). Nevertheless, the performance of supervised models tends to drop dramatically when they are applied to out-of-domain data.…

计算与语言 · 计算机科学 2020-09-03 Ning Ding , Dingkun Long , Guangwei Xu , Muhua Zhu , Pengjun Xie , Xiaobin Wang , Hai-Tao Zheng

The currently most prominent algorithm to train keyword spotting (KWS) models with deep neural networks (DNNs) requires strong supervision i.e., precise knowledge of the spoken keyword location in time. Thus, most KWS approaches treat the…

声音 · 计算机科学 2023-05-31 Heinrich Dinkel , Weiji Zhuang , Zhiyong Yan , Yongqing Wang , Junbo Zhang , Yujun Wang

The performance of keyword spotting (KWS), measured in false alarms and false rejects, degrades significantly under the far field and noisy conditions. In this paper, we propose a multi-look neural network modeling for speech enhancement…

音频与语音处理 · 电气工程与系统科学 2020-05-22 Meng Yu , Xuan Ji , Bo Wu , Dan Su , Dong Yu

With the increasing prevalence of voice-activated devices and applications, keyword spotting (KWS) models enable users to interact with technology hands-free, enhancing convenience and accessibility in various contexts. Deploying KWS models…

音频与语音处理 · 电气工程与系统科学 2025-04-29 Jonathan Svirsky , Uri Shaham , Ofir Lindenbaum

When used in a real-world noisy environment, the capacity to generalize to multiple domains is essential for any autonomous scene text spotting system. However, existing state-of-the-art methods employ pretraining and fine-tuning strategies…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Alloy Das , Sanket Biswas , Umapada Pal , Josep Lladós

Speaker-dependent modelling can substantially improve performance in speech-based health monitoring applications. While mixed-effect models are commonly used for such speaker adaptation, they require computationally expensive retraining for…

机器学习 · 计算机科学 2025-06-03 Roseline Polle , Agnes Norbury , Alexandra Livia Georgescu , Nicholas Cummins , Stefano Goria

QA models based on pretrained language mod-els have achieved remarkable performance on various benchmark datasets.However, QA models do not generalize well to unseen data that falls outside the training distribution, due to distributional…

计算与语言 · 计算机科学 2021-06-25 Seanie Lee , Minki Kang , Juho Lee , Sung Ju Hwang