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We present a novel incremental learning approach for unsupervised word segmentation that combines features from probabilistic modeling and model selection. This includes super-additive penalties for addressing the cognitive burden imposed…

计算与语言 · 计算机科学 2016-09-26 Ruey-Cheng Chen

Understanding how the structure of language can be learned from sentences alone is a central question in both cognitive science and machine learning. Studies of the internal representations of Large Language Models (LLMs) support their…

机器学习 · 统计学 2026-02-10 Jack T. Parley , Francesco Cagnetta , Matthieu Wyart

Unsupervised word segmentation methods were applied to analyze the protein sequence. Protein sequences, such as 'MTMDKSELVQKA...', were used as input to these methods. Segmented 'protein word' sequences, such as 'MTM DKSE LVQKA', were then…

计算工程、金融与科学 · 计算机科学 2015-10-29 Wang Liang , Zhao KaiYong

Learning representations for semantic relations is important for various tasks such as analogy detection, relational search, and relation classification. Although there have been several proposals for learning representations for individual…

计算与语言 · 计算机科学 2015-05-04 Danushka Bollegala , Takanori Maehara , Ken-ichi Kawarabayashi

Zero-resource word segmentation and clustering systems aim to tokenise speech into word-like units without access to text labels. Despite progress, the induced lexicons are still far from perfect. In an idealised setting with gold word…

音频与语音处理 · 电气工程与系统科学 2026-01-28 Danel Slabbert , Simon Malan , Herman Kamper

We propose an unsupervised method for detecting loanwords i.e., words borrowed from one language into another. While prior work has primarily relied on language-external information to identify loanwords, such approaches can introduce…

计算与语言 · 计算机科学 2025-08-26 Promise Dodzi Kpoglu

We address the text-to-text generation problem of sentence-level paraphrasing -- a phenomenon distinct from and more difficult than word- or phrase-level paraphrasing. Our approach applies multiple-sequence alignment to sentences gathered…

计算与语言 · 计算机科学 2007-05-23 Regina Barzilay , Lillian Lee

In this paper, we teach machines to understand visuals and natural language by learning the mapping between sentences and noisy video snippets without explicit annotations. Firstly, we define a self-supervised learning framework that…

计算机视觉与模式识别 · 计算机科学 2021-01-12 Yujie Zhong , Linhai Xie , Sen Wang , Lucia Specia , Yishu Miao

We predict discourse segment boundaries from linguistic features of utterances, using a corpus of spoken narratives as data. We present two methods for developing segmentation algorithms from training data: hand tuning and machine learning.…

cmp-lg · 计算机科学 2008-02-03 Diane J. Litman , Rebecca J. Passonneau

The study of topological bandstructures is an active area of research in condensed matter physics and beyond. Here, we combine recent progress in this field with developments in machine-learning, another rising topic of interest.…

介观与纳米尺度物理 · 物理学 2020-06-03 Mathias S. Scheurer , Robert-Jan Slager

The discipline of process mining deals with analyzing execution data of operational processes, extracting models from event data, checking the conformance between event data and normative models, and enhancing all aspects of processes.…

数据结构与算法 · 计算机科学 2022-04-11 Marco Pegoraro , Merih Seran Uysal , Wil M. P. van der Aalst

This paper proposes Attention-Seeker, an unsupervised keyphrase extraction method that leverages self-attention maps from a Large Language Model to estimate the importance of candidate phrases. Our approach identifies specific components -…

计算与语言 · 计算机科学 2024-12-17 Erwin D. López Z. , Cheng Tang , Atsushi Shimada

In the recent research of data mining, frequent structures in a sequence of graphs have been studied intensively, and one of the main concern is changing structures along a sequence of graphs that can capture dynamic properties of data. On…

数据结构与算法 · 计算机科学 2012-06-28 Takeaki Uno , Yushi Uno

A vast amount of textual web streams is influenced by events or phenomena emerging in the real world. The social web forms an excellent modern paradigm, where unstructured user generated content is published on a regular basis and in most…

机器学习 · 计算机科学 2012-08-15 Vasileios Lampos

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…

计算与语言 · 计算机科学 2022-10-25 Jian Zhu , Zuoyu Tian , Yadong Liu , Cong Zhang , Chia-wen Lo

The self-attention mechanism has significantly advanced the field of natural language processing, facilitating the development of advanced language-learning machines. Although its utility is widely acknowledged, the precise mechanisms of…

计算与语言 · 计算机科学 2026-02-04 Tal Halevi , Yarden Tzach , Ronit D. Gross , Shalom Rosner , Ido Kanter

We propose a model-based clustering algorithm for a general class of functional data for which the components could be curves or images. The random functional data realizations could be measured with error at discrete, and possibly random,…

机器学习 · 统计学 2022-03-14 Steven Golovkine , Nicolas Klutchnikoff , Valentin Patilea

Human communication takes many forms, including speech, text and instructional videos. It typically has an underlying structure, with a starting point, ending, and certain objective steps between them. In this paper, we consider…

计算机视觉与模式识别 · 计算机科学 2016-05-12 Ozan Sener , Amir Roshan Zamir , Chenxia Wu , Silvio Savarese , Ashutosh Saxena

We present a comparison of word-based and character-based sequence-to-sequence models for data-to-text natural language generation, which generate natural language descriptions for structured inputs. On the datasets of two recent generation…

计算与语言 · 计算机科学 2018-10-12 Glorianna Jagfeld , Sabrina Jenne , Ngoc Thang Vu

To make sense of massive data, we often fit simplified models and then interpret the parameters; for example, we cluster the text embeddings and then interpret the mean parameters of each cluster. However, these parameters are often…

人工智能 · 计算机科学 2025-01-14 Ruiqi Zhong , Heng Wang , Dan Klein , Jacob Steinhardt