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Extracting and identifying latent topics in large text corpora has gained increasing importance in Natural Language Processing (NLP). Most models, whether probabilistic models similar to Latent Dirichlet Allocation (LDA) or neural topic…

计算与语言 · 计算机科学 2023-03-31 Anton Thielmann , Quentin Seifert , Arik Reuter , Elisabeth Bergherr , Benjamin Säfken

Human infants acquire their verbal lexicon with minimal prior knowledge of language based on the statistical properties of phonological distributions and the co-occurrence of other sensory stimuli. This study proposes a novel fully…

人工智能 · 计算机科学 2023-08-22 Akira Taniguchi , Hiroaki Murakami , Ryo Ozaki , Tadahiro Taniguchi

In many applications of natural language processing it is necessary to determine the likelihood of a given word combination. For example, a speech recognizer may need to determine which of the two word combinations ``eat a peach'' and ``eat…

cmp-lg · 计算机科学 2008-02-03 Ido Dagan , Fernando Pereira , Lillian Lee

In this paper, we propose a spoken term detection algorithm for simultaneous prediction and localization of in-vocabulary and out-of-vocabulary terms within an audio segment. The proposed algorithm infers whether a term was uttered within a…

音频与语音处理 · 电气工程与系统科学 2021-03-11 Tzeviya Sylvia Fuchs , Yael Segal , Joseph Keshet

We present a model of speech perception which takes into account effects of correlations between sounds. Words in this model correspond to the attractors of a suitably chosen descent dynamics. The resulting lexicon is rich in short words,…

统计力学 · 物理学 2025-02-28 Jean-Marc Luck , Anita Mehta

We propose a novel unsupervised keyphrase extraction approach that filters candidate keywords using outlier detection. It starts by training word embeddings on the target document to capture semantic regularities among the words. It then…

计算与语言 · 计算机科学 2020-07-14 Eirini Papagiannopoulou , Grigorios Tsoumakas

A new language model for speech recognition inspired by linguistic analysis is presented. The model develops hidden hierarchical structure incrementally and uses it to extract meaningful information from the word history - thus enabling the…

计算与语言 · 计算机科学 2007-05-23 Ciprian Chelba , Frederick Jelinek

Decoding language from neural signals holds considerable theoretical and practical importance. Previous research has indicated the feasibility of decoding text or speech from invasive neural signals. However, when using non-invasive neural…

人机交互 · 计算机科学 2023-09-15 Bo Wang , Xiran Xu , Longxiang Zhang , Boda Xiao , Xihong Wu , Jing Chen

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

An approximate textual retrieval algorithm for searching sources with high levels of defects is presented. It considers splitting the words in a query into two overlapping segments and subsequently building composite regular expressions…

信息检索 · 计算机科学 2007-05-23 Pere Constans

Language models (LMs) estimate a probability distribution over strings in a natural language; these distributions are crucial for computing perplexity and surprisal in linguistics research. While we are usually concerned with measuring…

计算与语言 · 计算机科学 2024-10-15 Tiago Pimentel , Clara Meister

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…

计算与语言 · 计算机科学 2017-09-19 Herman Kamper , Aren Jansen , Sharon Goldwater

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 explore a new language model inversion problem under strict black-box, zero-shot, and limited data conditions. We propose a novel training-free framework that reconstructs prompts using only a limited number of text outputs from a…

计算与语言 · 计算机科学 2025-02-18 Hanqing Li , Diego Klabjan

Neural Network Language Models (NNLMs) generate probability distributions by applying a softmax function to a distance metric formed by taking the dot product of a prediction vector with all word vectors in a high-dimensional embedding…

机器学习 · 计算机科学 2020-05-07 David Demeter , Gregory Kimmel , Doug Downey

We describe an incremental unsupervised procedure to learn words from transcribed continuous speech. The algorithm is based on a conservative and traditional statistical model, and results of empirical tests show that it is competitive with…

计算与语言 · 计算机科学 2007-05-23 Anand Venkataraman

In this paper, we propose a deep convolutional neural network-based acoustic word embedding system on code-switching query by example spoken term detection. Different from previous configurations, we combine audio data in two languages for…

音频与语音处理 · 电气工程与系统科学 2020-05-26 Murong Ma , Haiwei Wu , Xuyang Wang , Lin Yang , Junjie Wang , Ming Li

We look at the long-standing problem of segmenting unlabeled speech into word-like segments and clustering these into a lexicon. Several previous methods use a scoring model coupled with dynamic programming to find an optimal segmentation.…

音频与语音处理 · 电气工程与系统科学 2025-01-14 Simon Malan , Benjamin van Niekerk , Herman Kamper

In this article, we investigate the use of a probabilistic model for unsupervised clustering in text collections. Unsupervised clustering has become a basic module for many intelligent text processing applications, such as information…

信息检索 · 计算机科学 2016-08-16 Loïs Rigouste , Olivier Cappé , François Yvon

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