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Topic modeling is a widely used technique for uncovering thematic structures from large text corpora. However, most topic modeling approaches e.g. Latent Dirichlet Allocation (LDA) struggle to capture nuanced semantics and contextual…

Information Retrieval · Computer Science 2024-09-25 Satya Kapoor , Alex Gil , Sreyoshi Bhaduri , Anshul Mittal , Rutu Mulkar

Probabilistic topic modeling is a popular choice as the first step of crosslingual tasks to enable knowledge transfer and extract multilingual features. While many multilingual topic models have been developed, their assumptions on the…

Computation and Language · Computer Science 2019-06-11 Shudong Hao , Michael J. Paul

Topic modeling has been a widely used tool for unsupervised text analysis. However, comprehensive evaluations of a topic model remain challenging. Existing evaluation methods are either less comparable across different models (e.g.,…

Computation and Language · Computer Science 2025-01-15 Xiaohao Yang , He Zhao , Dinh Phung , Wray Buntine , Lan Du

Over the last years, topic modeling has emerged as a powerful technique for organizing and summarizing big collections of documents or searching for particular patterns in them. However, privacy concerns may arise when cross-analyzing data…

Machine Learning · Computer Science 2023-06-13 Lorena Calvo-Bartolomé , Jerónimo Arenas-García

Healthcare professionals need effective ways to use, understand, and validate AI-driven clinical decision support systems. Existing systems face two key limitations: complex visualizations and a lack of grounding in scientific evidence. We…

Human-Computer Interaction · Computer Science 2025-07-08 Reza Samimi , Aditya Bhattacharya , Lucija Gosak , Gregor Stiglic , Katrien Verbert

The growing need to analyze large collections of documents has led to great developments in topic modeling. Since documents are frequently associated with other related variables, such as labels or ratings, much interest has been placed on…

Machine Learning · Statistics 2018-08-20 Filipe Rodrigues , Mariana Lourenço , Bernardete Ribeiro , Francisco Pereira

Topic-controlled summarisation enables users to generate summaries focused on specific aspects of source documents. This paper investigates a data augmentation strategy for training small language models (sLMs) to perform topic-controlled…

Computation and Language · Computer Science 2026-04-21 Nathikan Yodthapa , Thanapong Intharah , Sahan Bulathwela

Topic models uncover latent thematic structures in text corpora, yet evaluating their quality remains challenging, particularly in specialized domains. Existing methods often rely on automated metrics like topic coherence and diversity,…

Computation and Language · Computer Science 2026-03-03 Thibault Prouteau , Francis Lareau , Nicolas Dugué , Jean-Charles Lamirel , Christophe Malaterre

This paper presents an algorithmic family of dynamic topic models called Aligned Neural Topic Models (ANTM), which combine novel data mining algorithms to provide a modular framework for discovering evolving topics. ANTM maintains the…

Information Retrieval · Computer Science 2023-06-06 Hamed Rahimi , Hubert Naacke , Camelia Constantin , Bernd Amann

We propose a new problem called coordinated topic modeling that imitates human behavior while describing a text corpus. It considers a set of well-defined topics like the axes of a semantic space with a reference representation. It then…

Computation and Language · Computer Science 2022-10-25 Pritom Saha Akash , Jie Huang , Kevin Chen-Chuan Chang

Model counting is the task of computing the number of assignments to variables V that satisfy a given propositional theory F. Model counting is an essential tool in probabilistic reasoning. In this paper, we introduce the problem of model…

Artificial Intelligence · Computer Science 2015-07-29 Rehan Abdul Aziz , Geoffrey Chu , Christian Muise , Peter Stuckey

In the retrieval-based multi-turn dialogue modeling, it remains a challenge to select the most appropriate response according to extracting salient features in context utterances. As a conversation goes on, topic shift at discourse-level…

Computation and Language · Computer Science 2020-12-18 Yi Xu , Hai Zhao , Zhuosheng Zhang

Chronic pain is recognized as a major health problem, with impacts not only at the economic, but also at the social, and individual levels. Being a private and subjective experience, it is impossible to externally and impartially…

Computation and Language · Computer Science 2023-07-20 Diogo A. P. Nunes , Joana Ferreira Gomes , Fani Neto , David Martins de Matos

Citations are used for research evaluation, and it is therefore important to know which factors influence or associate with citation impact of articles. Several citation factors have been studied in the literature. In this study we propose…

Digital Libraries · Computer Science 2022-04-01 Peter Sjögårde , Fereshteh Didegah

Topic modeling is a powerful technique to discover hidden topics and patterns within a collection of documents without prior knowledge. Traditional topic modeling and clustering-based techniques encounter challenges in capturing contextual…

Computation and Language · Computer Science 2024-10-04 Melkamu Abay Mersha , Mesay Gemeda yigezu , Jugal Kalita

The rapid expansion of biomedical publications creates challenges for organizing knowledge and detecting emerging trends, underscoring the need for scalable and interpretable methods. Common clustering and topic modeling approaches such as…

Machine Learning · Computer Science 2026-02-25 Lana E. Yeganova , Won G. Kim , Shubo Tian , Natalie Xie , Donald C. Comeau , W. John Wilbur , Zhiyong Lu

Assessing the quality of arguments and of the claims the arguments are composed of has become a key task in computational argumentation. However, even if different claims share the same stance on the same topic, their assessment depends on…

Computation and Language · Computer Science 2021-01-26 Gabriella Skitalinskaya , Jonas Klaff , Henning Wachsmuth

In this paper we introduce the problem of determining the topic that a set of images is describing, where every topic is represented as a set of words. Different from other problems like tag assignment or similar, a) we assume multiple…

Computer Vision and Pattern Recognition · Computer Science 2016-06-28 Gonzalo Vaca-Castano

The top word list, i.e., the top-M words with highest marginal probability in a given topic, is the standard topic representation in topic models. Most of recent automatical topic labeling algorithms and popular topic quality metrics are…

Information Retrieval · Computer Science 2018-10-25 Jinjin Chi , Jihong Ouyang , Changchun Li , Xueyang Dong , Ximing Li , Xinhua Wang

Extracting topics from text has become an essential task, especially with the rapid growth of unstructured textual data. Most existing works rely on highly computational methods to address this challenge. In this paper, we argue that…

Computation and Language · Computer Science 2025-11-07 Salma Mekaoui , Hiba Sofyan , Imane Amaaz , Imane Benchrif , Arsalane Zarghili , Ilham Chaker , Nikola S. Nikolov
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