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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…

Sound · Computer Science 2021-06-09 Zixuan Peng , Yu Lu , Shengfeng Pan , Yunfeng Liu

Automated discourse analysis tools based on Natural Language Processing (NLP) aiming at the diagnosis of language-impairing dementias generally extract several textual metrics of narrative transcripts. However, the absence of sentence…

Computation and Language · Computer Science 2017-08-17 Marcos Vinícius Treviso , Christopher Shulby , Sandra Maria Aluísio

Existing methods for CWS usually rely on a large number of labeled sentences to train word segmentation models, which are expensive and time-consuming to annotate. Luckily, the unlabeled data is usually easy to collect and many high-quality…

Computation and Language · Computer Science 2019-05-07 Junxin Liu , Fangzhao Wu , Chuhan Wu , Yongfeng Huang , Xing Xie

In this work, a novel deep neural network, designed to enhance the efficiency and effectiveness of unsupervised sound anomaly detection, is presented. The proposed model exploits an attention module and separable convolutions to identify…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-14 Michael Neri , Marco Carli

In the domain of unsupervised learning most work on speech has focused on discovering low-level constructs such as phoneme inventories or word-like units. In contrast, for written language, where there is a large body of work on…

Computation and Language · Computer Science 2018-10-29 Grzegorz Chrupała , Lieke Gelderloos , Ákos Kádár , Afra Alishahi

Speech recognition systems are often highly domain dependent, a fact widely reported in the literature. However the concept of domain is complex and not bound to clear criteria. Hence it is often not evident if data should be considered to…

Computation and Language · Computer Science 2015-09-23 Mortaza Doulaty , Oscar Saz , Thomas Hain

Previous traditional approaches to unsupervised Chinese word segmentation (CWS) can be roughly classified into discriminative and generative models. The former uses the carefully designed goodness measures for candidate segmentation, while…

Computation and Language · Computer Science 2018-10-09 Zhiqing Sun , Zhi-Hong Deng

Current simultaneous speech translation models can process audio only up to a few seconds long. Contemporary datasets provide an oracle segmentation into sentences based on human-annotated transcripts and translations. However, the…

Computation and Language · Computer Science 2024-10-28 Peter Polák , Ondřej Bojar

Unsupervised spoken term discovery consists of two tasks: finding the acoustic segment boundaries and labeling acoustically similar segments with the same labels. We perform segmentation based on the assumption that the frame feature…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-28 Saurabhchand Bhati , Jesús Villalba , Piotr Żelasko , Najim Dehak

Speech translation models are unable to directly process long audios, like TED talks, which have to be split into shorter segments. Speech translation datasets provide manual segmentations of the audios, which are not available in…

As an important part of speech recognition technology, automatic speech keyword recognition has been intensively studied in recent years. Such technology becomes especially pivotal under situations with limited infrastructures and…

Machine Learning · Computer Science 2019-07-11 Ruisen Luo , Tianran Sun , Chen Wang , Miao Du , Zuodong Tang , Kai Zhou , Xiaofeng Gong , Xiaomei Yang

We introduce a new architecture for unsupervised object-centric representation learning and multi-object detection and segmentation, which uses a translation-equivariant attention mechanism to predict the coordinates of the objects present…

Computer Vision and Pattern Recognition · Computer Science 2022-09-01 Bruno Sauvalle , Arnaud de La Fortelle

This paper introduces a new statistical approach to partitioning text automatically into coherent segments. Our approach enlists both short-range and long-range language models to help it sniff out likely sites of topic changes in text. To…

cmp-lg · Computer Science 2008-02-03 Doug Beeferman , Adam Berger , John Lafferty

Multi-speaker speech recognition has been one of the keychallenges in conversation transcription as it breaks the singleactive speaker assumption employed by most state-of-the-artspeech recognition systems. Speech separation is consideredas…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-08 Jian Wu , Zhuo Chen , Jinyu Li , Takuya Yoshioka , Zhili Tan , Ed Lin , Yi Luo , Lei Xie

Subword units are commonly used for end-to-end automatic speech recognition (ASR), while a fully acoustic-oriented subword modeling approach is somewhat missing. We propose an acoustic data-driven subword modeling (ADSM) approach that…

Computation and Language · Computer Science 2023-10-24 Wei Zhou , Mohammad Zeineldeen , Zuoyun Zheng , Ralf Schlüter , Hermann Ney

Surgical instrument segmentation is a key component in developing context-aware operating rooms. Existing works on this task heavily rely on the supervision of a large amount of labeled data, which involve laborious and expensive human…

Computer Vision and Pattern Recognition · Computer Science 2020-08-28 Daochang Liu , Yuhui Wei , Tingting Jiang , Yizhou Wang , Rulin Miao , Fei Shan , Ziyu Li

Recent studies on direct speech translation show continuous improvements by means of data augmentation techniques and bigger deep learning models. While these methods are helping to close the gap between this new approach and the more…

Computation and Language · Computer Science 2020-09-11 Mattia Antonino Di Gangi , Marco Gaido , Matteo Negri , Marco Turchi

Given a collection of images and spoken audio captions, we present a method for discovering word-like acoustic units in the continuous speech signal and grounding them to semantically relevant image regions. For example, our model is able…

Computation and Language · Computer Science 2017-05-26 David Harwath , James R. Glass

Word segmentation is the task of inserting or deleting word boundary characters in order to separate character sequences that correspond to words in some language. In this article we propose an approach based on a beam search algorithm and…

Computation and Language · Computer Science 2018-12-04 Yerai Doval , Carlos Gómez-Rodríguez

Discovering speaker independent acoustic units purely from spoken input is known to be a hard problem. In this work we propose an unsupervised speaker normalization technique prior to unit discovery. It is based on separating speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-06 Thomas Glarner , Janek Ebbers , Reinhold Häb-Umbach
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