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This paper presents our segmentation system developed for the MLP 2017 shared tasks on cross-lingual word segmentation and morpheme segmentation. We model both word and morpheme segmentation as character-level sequence labelling tasks. The…

Computation and Language · Computer Science 2017-09-13 Yan Shao

Speech separation refers to extracting each individual speech source in a given mixed signal. Recent advancements in speech separation and ongoing research in this area, have made these approaches as promising techniques for pre-processing…

Machine Learning · Computer Science 2019-12-18 Fahimeh Bahmaninezhad , Shi-Xiong Zhang , Yong Xu , Meng Yu , John H. L. Hansen , Dong Yu

Automatically detecting discourse segments is an important preliminary step towards full discourse parsing. Previous research on discourse segmentation have relied on the assumption that elementary discourse units (EDUs) in a document…

Computation and Language · Computer Science 2010-03-30 Stergos Afantenos , Pascal Denis , Philippe Muller , Laurence Danlos

For the semantic segmentation of images, state-of-the-art deep neural networks (DNNs) achieve high segmentation accuracy if that task is restricted to a closed set of classes. However, as of now DNNs have limited ability to operate in an…

Computer Vision and Pattern Recognition · Computer Science 2022-09-13 Svenja Uhlemeyer , Matthias Rottmann , Hanno Gottschalk

Spoken term discovery from untranscribed speech audio could be achieved via a two-stage process. In the first stage, the unlabelled speech is decoded into a sequence of subword units that are learned and modelled in an unsupervised manner.…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-04 Man-Ling Sung , Tan Lee

Inducing semantic representations directly from speech signals is a highly challenging task but has many useful applications in speech mining and spoken language understanding. This study tackles the unsupervised learning of semantic…

Computation and Language · Computer Science 2022-10-25 Jian Zhu , Zuoyu Tian , Yadong Liu , Cong Zhang , Chia-wen Lo

Most previous approaches to Chinese word segmentation formalize this problem as a character-based sequence labeling task where only contextual information within fixed sized local windows and simple interactions between adjacent tags can be…

Computation and Language · Computer Science 2016-12-05 Deng Cai , Hai Zhao

Zero-resource speech technology is a growing research area that aims to develop methods for speech processing in the absence of transcriptions, lexicons, or language modelling text. Early term discovery systems focused on identifying…

Computation and Language · Computer Science 2017-09-19 Herman Kamper , Aren Jansen , Sharon Goldwater

Speech signals, typically sampled at rates in the tens of thousands per second, contain redundancies, evoking inefficiencies in sequence modeling. High-dimensional speech features such as spectrograms are often used as the input for the…

Recently, neural network models for natural language processing tasks have been increasingly focused on for their ability of alleviating the burden of manual feature engineering. However, the previous neural models cannot extract the…

Computation and Language · Computer Science 2017-07-04 Xinchi Chen , Xipeng Qiu , Xuanjing Huang

We present a probabilistic model that uses both prosodic and lexical cues for the automatic segmentation of speech into topically coherent units. We propose two methods for combining lexical and prosodic information using hidden Markov…

Computation and Language · Computer Science 2022-02-28 G. Tur , D. Hakkani-Tur , A. Stolcke , E. Shriberg

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

Techniques for unsupervised discovery of acoustic patterns are getting increasingly attractive, because huge quantities of speech data are becoming available but manual annotations remain hard to acquire. In this paper, we propose an…

Computation and Language · Computer Science 2015-09-09 Cheng-Tao Chung , Chun-an Chan , Lin-shan Lee

Open-vocabulary semantic segmentation aims to segment images into distinct semantic regions for both seen and unseen categories at the pixel level. Current methods utilize text embeddings from pre-trained vision-language models like CLIP…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Ziyu Zhao , Xiaoguang Li , Linjia Shi , Nasrin Imanpour , Song Wang

Unsupervised spoken term discovery (UTD) aims at finding recurring segments of speech from a corpus of acoustic speech data. One potential approach to this problem is to use dynamic time warping (DTW) to find well-aligning patterns from the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-04 Okko Räsänen , María Andrea Cruz Blandón

Prior methods to text segmentation are mostly at token level. Despite the adequacy, this nature limits their full potential to capture the long-term dependencies among segments. In this work, we propose a novel framework that incrementally…

Computation and Language · Computer Science 2021-04-16 Yangming Li , Lemao Liu , Kaisheng Yao

The success of deep learning comes from its ability to capture the hierarchical structure of data by learning high-level representations defined in terms of low-level ones. In this paper we explore self-supervised learning of hierarchical…

Language segmentation consists in finding the boundaries where one language ends and another language begins in a text written in more than one language. This is important for all natural language processing tasks. The problem can be solved…

Computation and Language · Computer Science 2015-10-07 David Alfter

In this article, we describe some discursive segmentation methods as well as a preliminary evaluation of the segmentation quality. Although our experiment were carried for documents in French, we have developed three discursive segmentation…

Computation and Language · Computer Science 2020-06-15 Rémy Saksik , Alejandro Molina-Villegas , Andréa Carneiro Linhares , Juan-Manuel Torres-Moreno

Dropped Pronouns (DP) in which pronouns are frequently dropped in the source language but should be retained in the target language are challenge in machine translation. In response to this problem, we propose a semi-supervised approach to…

Computation and Language · Computer Science 2016-04-22 Longyue Wang , Zhaopeng Tu , Xiaojun Zhang , Hang Li , Andy Way , Qun Liu