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Learned vector representations of words are useful tools for many information retrieval and natural language processing tasks due to their ability to capture lexical semantics. However, while many such tasks involve or even rely on named…

计算与语言 · 计算机科学 2020-02-13 Satya Almasian , Andreas Spitz , Michael Gertz

A language L over a finite alphabet is growth-sensitive (or entropy sensitive) if forbidding any set of subwords F yields a sub-language L^F whose exponential growth rate (entropy) is smaller than that of L. Let (X, E, l) be an infinite,…

形式语言与自动机理论 · 计算机科学 2010-12-14 Wilfried Huss , Ecaterina Sava , Wolfgang Woess

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 · 计算机科学 2008-02-03 Doug Beeferman , Adam Berger , John Lafferty

Many of the kinds of language model used in speech understanding suffer from imperfect modeling of intra-sentential contextual influences. I argue that this problem can be addressed by clustering the sentences in a training corpus…

cmp-lg · 计算机科学 2008-02-03 David Carter

Maximal repetition of a string is the maximal length of a repeated substring. This paper investigates maximal repetition of strings drawn from stochastic processes. Strengthening previous results, two new bounds for the almost sure growth…

信息论 · 计算机科学 2020-03-11 Łukasz Dębowski

Unsupervised text segmentation is crucial because boundary labels are expensive, subjective, and often fail to transfer across domains and granularity choices. We propose Embed-KCPD, a training-free method that represents sentences as…

计算与语言 · 计算机科学 2026-01-27 Mumin Jia , Jairo Diaz-Rodriguez

Natural language understanding has recently seen a surge of progress with the use of sentence encoders like ELMo (Peters et al., 2018a) and BERT (Devlin et al., 2019) which are pretrained on variants of language modeling. We conduct the…

By algorithmic metatheorems for a model checking problem P over infinite-state systems we mean generic results that can be used to infer decidability (possibly complexity) of P not only over a specific class of infinite systems, but over a…

计算机科学中的逻辑 · 计算机科学 2009-10-28 Anthony Widjaja To , Leonid Libkin

While large-scale neural language models, such as GPT2 and BART, have achieved impressive results on various text generation tasks, they tend to get stuck in undesirable sentence-level loops with maximization-based decoding algorithms…

计算与语言 · 计算机科学 2022-10-11 Jin Xu , Xiaojiang Liu , Jianhao Yan , Deng Cai , Huayang Li , Jian Li

Computational research on error detection in second language speakers has mainly addressed clear grammatical anomalies typical to learners at the beginner-to-intermediate level. We focus instead on acquisition of subtle semantic nuances of…

计算与语言 · 计算机科学 2019-09-18 Ella Rabinovich , Julia Watson , Barend Beekhuizen , Suzanne Stevenson

Verbs occur in different syntactic environments, or frames. We investigate whether artificial neural networks encode grammatical distinctions necessary for inferring the idiosyncratic frame-selectional properties of verbs. We introduce five…

计算与语言 · 计算机科学 2018-11-28 Katharina Kann , Alex Warstadt , Adina Williams , Samuel R. Bowman

Many approaches have recently been proposed to detect irregular scene text and achieved promising results. However, their localization results may not well satisfy the following text recognition part mainly because of two reasons: 1)…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Liang Qiao , Sanli Tang , Zhanzhan Cheng , Yunlu Xu , Yi Niu , Shiliang Pu , Fei Wu

Word embeddings are trained to predict word cooccurrence statistics, which leads them to possess different lexical properties (syntactic, semantic, etc.) depending on the notion of context defined at training time. These properties manifest…

计算与语言 · 计算机科学 2020-11-06 Jingyi He , KC Tsiolis , Kian Kenyon-Dean , Jackie Chi Kit Cheung

The recent large language models (LLMs), e.g., ChatGPT, have been able to generate human-like and fluent responses when provided with specific instructions. While admitting the convenience brought by technological advancement, educators…

计算与语言 · 计算机科学 2023-12-27 Zijie Zeng , Lele Sha , Yuheng Li , Kaixun Yang , Dragan Gašević , Guanliang Chen

We analyze the syntactic sensitivity of Text-to-Speech (TTS) systems using methods inspired by psycholinguistic research. Specifically, we focus on the generation of intonational phrase boundaries, which can often be predicted by…

计算与语言 · 计算机科学 2025-10-16 Charlotte Pouw , Afra Alishahi , Willem Zuidema

Due to the absence of explicit word boundaries in the speech stream, the task of segmenting spoken sentences into word units without text supervision is particularly challenging. In this work, we leverage the most recent self-supervised…

计算与语言 · 计算机科学 2023-10-10 Robin Algayres , Pablo Diego-Simon , Benoit Sagot , Emmanuel Dupoux

We propose the task of narrative incoherence detection as a new arena for inter-sentential semantic understanding: Given a multi-sentence narrative, decide whether there exist any semantic discrepancies in the narrative flow. Specifically,…

计算与语言 · 计算机科学 2021-04-16 Deng Cai , Yizhe Zhang , Yichen Huang , Wai Lam , Bill Dolan

Semantically meaningful sentence embeddings are important for numerous tasks in natural language processing. To obtain such embeddings, recent studies explored the idea of utilizing synthetically generated data from pretrained language…

计算与语言 · 计算机科学 2022-08-31 Taehee Kim , ChaeHun Park , Jimin Hong , Radhika Dua , Edward Choi , Jaegul Choo

This work presents a fine-grained, text-chunking algorithm designed for the task of multiword expressions (MWEs) segmentation. As a lexical class, MWEs include a wide variety of idioms, whose automatic identification are a necessity for the…

计算与语言 · 计算机科学 2017-06-12 Jake Ryland Williams

Unsupervised word segmentation in audio utterances is challenging as, in speech, there is typically no gap between words. In a preliminary experiment, we show that recent deep self-supervised features are very effective for word…

音频与语音处理 · 电气工程与系统科学 2023-04-04 Tzeviya Sylvia Fuchs , Yedid Hoshen