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Recently, there has been a growing interest in Multimodal Large Language Models (MLLMs) due to their remarkable potential in various tasks integrating different modalities, such as image and text, as well as applications such as image…

Computer Vision and Pattern Recognition · Computer Science 2024-09-30 Jihen Amara , Birgitta König-Ries , Sheeba Samuel

We propose and evaluate an automated pipeline for discovering significant topics from legal decision texts by passing features synthesized with topic models through penalised regressions and post-selection significance tests. The method…

Computation and Language · Computer Science 2024-01-03 Jerrold Soh

The study proposes a framework of ONTOlogy-based Group Decision Support System (ONTOGDSS) for decision process which exhibits the complex structure of decision-problem and decision-group. It is capable of reducing the complexity of problem…

Artificial Intelligence · Computer Science 2011-07-18 Junyi Chai , James N. K. Liu

Understanding how policy language evolves over time is critical for assessing global responses to complex challenges such as climate change. Temporal analysis helps stakeholders, including policymakers and researchers, to evaluate past…

Computation and Language · Computer Science 2025-07-10 Rafiu Adekoya Badekale , Adewale Akinfaderin

For extracting meaningful topics from texts, their structures should be considered properly. In this paper, we aim to analyze structured time-series documents such as a collection of news articles and a series of scientific papers, wherein…

Computation and Language · Computer Science 2018-05-08 Rem Hida , Naoya Takeishi , Takehisa Yairi , Koichi Hori

The time at which a message is communicated is a vital piece of metadata in many real-world natural language processing tasks such as Topic Detection and Tracking (TDT). TDT systems aim to cluster a corpus of news articles by event, and in…

Computation and Language · Computer Science 2024-03-27 Hang Jiang , Doug Beeferman , Weiquan Mao , Deb Roy

Network-based procedures for topic detection in huge text collections offer an intuitive alternative to probabilistic topic models. We present in detail a method that is especially designed with the requirements of domain experts in mind.…

Computation and Language · Computer Science 2021-07-27 Andreas Hamm , Simon Odrowski

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

Topic segmentation is important in understanding scientific documents since it can not only provide better readability but also facilitate downstream tasks such as information retrieval and question answering by creating appropriate…

Computation and Language · Computer Science 2023-01-06 Jeonghwan Lee , Jiyeong Han , Sunghoon Baek , Min Song

Ontologies are pivotal for structuring knowledge bases to enhance question answering (QA) systems powered by Large Language Models (LLMs). However, traditional ontology creation relies on manual efforts by domain experts, a process that is…

Artificial Intelligence · Computer Science 2025-06-03 Yash Tiwari , Owais Ahmad Lone , Mayukha Pal

Decision-making usually takes five steps: identifying the problem, collecting data, extracting evidence, identifying pro and con arguments, and making decisions. Focusing on extracting evidence, this paper presents a hybrid model that…

Information Retrieval · Computer Science 2021-02-04 Patrick Abels , Zahra Ahmadi , Sophie Burkhardt , Benjamin Schiller , Iryna Gurevych , Stefan Kramer

Both named entities and keywords are important in defining the content of a text in which they occur. In particular, people often use named entities in information search. However, named entities have ontological features, namely, their…

Information Retrieval · Computer Science 2018-07-17 Tru H. Cao , Vuong M. Ngo

Besides the text content, documents and their associated words usually come with rich sets of meta informa- tion, such as categories of documents and semantic/syntactic features of words, like those encoded in word embeddings. Incorporating…

Computation and Language · Computer Science 2017-09-20 He Zhao , Lan Du , Wray Buntine , Gang Liu

Organizations face growing challenges in deriving meaningful insights from vast amounts of specialized text data. Conventional topic modeling techniques are typically static and unsupervised, making them ill-suited for fast-evolving fields…

Information Retrieval · Computer Science 2025-08-29 Ali Nazari , Michael Weiss

In this paper we present a phenomenological approach to describe a complex system: scientific research impact through Citation Mining. The novel concept of Citation Mining, a combination of citation bibliometrics and text mining, is used…

Physics and Society · Physics 2007-05-23 J. A del Rio , R. N. Kostoff , E. O. Garcia , A. M. Ramirez , J. A. Humenik

Ontology is a general term used by researchers who want to share information in a specific domain. One of the hallmarks of the greatest success of a powerful manager of an organization is his ability to interpret unplanned and unrelated…

Computers and Society · Computer Science 2025-03-11 Neda Bagherzadeh , Saeed Setayeshi , Samaneh Yazdani

Automatic Text Summarization strategies have been successfully employed to digest text collections and extract its essential content. Usually, summaries are generated using textual corpora that belongs to the same domain area where the…

Computation and Language · Computer Science 2018-07-03 Vinicius Woloszyn , Guilherme Medeiros Machado , Leandro Krug Wives , José Palazzo Moreira de Oliveira

OWL (Web Ontology Language) ontologies which are able to formally represent complex knowledge and support semantic reasoning have been widely adopted across various domains such as healthcare and bioinformatics. Recently, ontology…

Artificial Intelligence · Computer Science 2025-07-22 Hui Yang , Jiaoyan Chen , Yuan He , Yongsheng Gao , Ian Horrocks

Topics models, such as LDA, are widely used in Natural Language Processing. Making their output interpretable is an important area of research with applications to areas such as the enhancement of exploratory search interfaces and the…

Computation and Language · Computer Science 2019-04-01 Areej Alokaili , Nikolaos Aletras , Mark Stevenson

Topic modeling is traditionally applied to word counts without accounting for the context in which words appear. Recent advancements in large language models (LLMs) offer contextualized word embeddings, which capture deeper meaning and…

Machine Learning · Statistics 2025-12-30 Morgane Austern , Yuanchuan Guo , Zheng Tracy Ke , Tianle Liu