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相关论文: Minimum Entropy Aproach to Word Segmentation Probl…

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The problem addressed concerns the determination of the average number of successive attempts of guessing a word of a certain length consisting of letters with given probabilities of occurrence. Both first- and second-order approximations…

信息论 · 计算机科学 2015-06-19 Kerstin Andersson

This paper presents a novel method to segment/decode DNA sequences based on n-grams statistical language model. Firstly, we find the length of most DNA 'words' is 12 to 15 bps by analyzing the genomes of 12 model species. Then we design an…

基因组学 · 定量生物学 2015-03-13 Wang Liang

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…

计算与语言 · 计算机科学 2015-10-07 David Alfter

Word segmentation, the problem of finding word boundaries in speech, is of interest for a range of tasks. Previous papers have suggested that for sequence-to-sequence models trained on tasks such as speech translation or speech recognition,…

计算与语言 · 计算机科学 2021-09-22 Ramon Sanabria , Hao Tang , Sharon Goldwater

The Chapter starts with introductory information about quantitative linguistics notions, like rank--frequency dependence, Zipf's law, frequency spectra, etc. Similarities in distributions of words in texts with level occupation in quantum…

数据分析、统计与概率 · 物理学 2024-01-04 Andrij Rovenchak

Learning word representations has recently seen much success in computational linguistics. However, assuming sequences of word tokens as input to linguistic analysis is often unjustified. For many languages word segmentation is a…

计算与语言 · 计算机科学 2013-09-19 Grzegorz Chrupała

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…

计算与语言 · 计算机科学 2021-04-16 Yangming Li , Lemao Liu , Kaisheng Yao

A lot of work has been done in the field of image compression via machine learning, but not much attention has been given to the compression of natural language. Compressing text into lossless representations while making features easily…

计算与语言 · 计算机科学 2019-08-05 Gabriele Prato , Mathieu Duchesneau , Sarath Chandar , Alain Tapp

Long samples of text from neural language models can be of poor quality. Truncation sampling algorithms--like top-$p$ or top-$k$ -- address this by setting some words' probabilities to zero at each step. This work provides framing for the…

计算与语言 · 计算机科学 2022-10-28 John Hewitt , Christopher D. Manning , Percy Liang

We present an unsupervised word segmentation model, in which the learning objective is to maximize the generation probability of a sentence given its all possible segmentation. Such generation probability can be factorized into the…

计算与语言 · 计算机科学 2021-03-03 Lihao Wang , Zongyi Li , Xiaoqing Zheng

The entropy rate of printed English is famously estimated to be about one bit per character, a benchmark that modern large language models (LLMs) have only recently approached. This entropy rate implies that English contains nearly 80…

计算与语言 · 计算机科学 2026-02-19 Weishun Zhong , Doron Sivan , Tankut Can , Mikhail Katkov , Misha Tsodyks

Representation learning is the foundation of machine reading comprehension and inference. In state-of-the-art models, character-level representations have been broadly adopted to alleviate the problem of effectively representing rare or…

计算与语言 · 计算机科学 2019-06-12 Zhuosheng Zhang , Hai Zhao , Kangwei Ling , Jiangtong Li , Zuchao Li , Shexia He , Guohong Fu

Existing training criteria in automatic speech recognition(ASR) permit the model to freely explore more than one time alignments between the feature and label sequences. In this paper, we use entropy to measure a model's uncertainty, i.e.…

计算与语言 · 计算机科学 2022-12-26 Ehsan Variani , Ke Wu , David Rybach , Cyril Allauzen , Michael Riley

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…

计算与语言 · 计算机科学 2018-12-04 Yerai Doval , Carlos Gómez-Rodríguez

Chinese text recognition is more challenging than Latin text due to the large amount of fine-grained Chinese characters and the great imbalance over classes, which causes a serious overfitting problem. We propose to apply Maximum Entropy…

计算机视觉与模式识别 · 计算机科学 2020-07-10 Changxu Cheng , Wuheng Xu , Xiang Bai , Bin Feng , Wenyu Liu

This paper describes a partial parser that assigns syntactic structures to sequences of part-of-speech tags. The program uses the maximum entropy parameter estimation method, which allows a flexible combination of different knowledge…

cmp-lg · 计算机科学 2007-05-23 Wojciech Skut , Thorsten Brants

In a recent paper, the authors proposed a general methodology for probabilistic learning on manifolds. The method was used to generate numerical samples that are statistically consistent with an existing dataset construed as a realization…

概率论 · 数学 2018-03-30 C. Soizea , R. Ghanem , C. Safta , X. Huan , Z. P. Vane , J. Oefelein , G. Lacaz , H. N. Najm , Q. Tang , X. Chen

Maximum entropy principle (MEP) offers an effective and unbiased approach to inferring unknown probability distributions when faced with incomplete information, while neural networks provide the flexibility to learn complex distributions…

机器学习 · 统计学 2024-12-04 Wuyue Yang , Liangrong Peng , Guojie Li , Liu Hong

Model selection is central to statistics, and many learning problems can be formulated as model selection problems. In this paper, we treat the problem of selecting a maximum entropy model given various feature subsets and their moments, as…

信息论 · 计算机科学 2013-11-28 Gaurav Pandey , Ambedkar Dukkipati

Word segmentation is a low-level NLP task that is non-trivial for a considerable number of languages. In this paper, we present a sequence tagging framework and apply it to word segmentation for a wide range of languages with different…

计算与语言 · 计算机科学 2018-07-10 Yan Shao , Christian Hardmeier , Joakim Nivre
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