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Related papers: Analyzing Aviation Safety Narratives with LDA, NMF…

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Improvements in aviation safety analysis call for innovative techniques to extract valuable insights from the abundance of textual data available in accident reports. This paper explores the application of four prominent topic modelling…

Machine Learning · Computer Science 2025-01-03 Aziida Nanyonga , Hassan Wasswa , Ugur Turhan , Keith Joiner , Graham Wild

Aviation safety is a global concern, requiring detailed investigations into incidents to understand contributing factors comprehensively. This study uses the National Transportation Safety Board (NTSB) dataset. It applies advanced natural…

Artificial Intelligence · Computer Science 2025-01-15 Aziida Nanyonga , Hassan Wasswa , Ugur Turhan , Keith Joiner , Graham Wild

Aviation safety is paramount in the modern world, with a continuous commitment to reducing accidents and improving safety standards. Central to this endeavor is the analysis of aviation accident reports, rich textual resources that hold…

Computation and Language · Computer Science 2024-03-11 Aziida Nanyonga , Hassan Wasswa , Graham Wild

This study compares the effectiveness of BERTopic and Probabilistic Latent Semantic Analysis (PLSA) in extracting meaningful topics from aviation safety reports aiming to enhance the understanding of patterns in aviation incident data.…

Information Retrieval · Computer Science 2025-06-10 Aziida Nanyonga , Joiner Keith , Turhan Ugur , Wild Graham

Traditional topic models such as Latent Dirichlet Allocation (LDA) have been widely used to uncover latent structures in text corpora, but they often struggle to integrate auxiliary information such as metadata, user attributes, or document…

Machine Learning · Computer Science 2025-11-04 Biyi Fang , Truong Vo , Kripa Rajshekhar , Diego Klabjan

As one of the most powerful topic models, Latent Dirichlet Allocation (LDA) has been used in a vast range of tasks, including document understanding, information retrieval and peer-reviewer assignment. Despite its tremendous popularity, the…

Machine Learning · Computer Science 2021-04-13 Qi Zhou , Haipeng Chen , Yitao Zheng , Zhen Wang

We describe the use of Non-Negative Matrix Factorization (NMF) and Latent Dirichlet Allocation (LDA) algorithms to perform topic mining and labelling applied to retail customer communications in attempt to characterize the subject of…

Machine Learning · Computer Science 2019-12-20 Rashid Mehdiyev , Jean Nava , Karan Sodhi , Saurav Acharya , Annie Ibrahim Rana

Protecting cloud applications is critical in an era where security threats are increasingly sophisticated and persistent. Continuous Integration and Continuous Deployment (CI/CD) pipelines are particularly vulnerable, making innovative…

Cryptography and Security · Computer Science 2025-10-21 Sabbir M. Saleh , Nazim Madhavji , John Steinbacher

Topic modeling, a method for extracting the underlying themes from a collection of documents, is an increasingly important component of the design of intelligent systems enabling the sense-making of highly dynamic and diverse streams of…

Information Retrieval · Computer Science 2019-10-07 Chris Gropp , Alexander Herzog , Ilya Safro , Paul W. Wilson , Amy W. Apon

Topic modeling is one of the most powerful techniques in text mining for data mining, latent data discovery, and finding relationships among data, text documents. Researchers have published many articles in the field of topic modeling and…

Information Retrieval · Computer Science 2018-12-07 Hamed Jelodar , Yongli Wang , Chi Yuan , Xia Feng , Xiahui Jiang , Yanchao Li , Liang Zhao

Nowadays, data analysis has become a problem as the amount of data is constantly increasing. In order to overcome this problem in textual data, many models and methods are used in natural language processing. The topic modeling field is one…

Computation and Language · Computer Science 2021-10-22 Zekeriya Anil Guven , Banu Diri , Tolgahan Cakaloglu

The tremendous growth of social media content on the Internet has inspired the development of the text analytics to understand and solve real-life problems. Leveraging statistical topic modelling helps researchers and practitioners in…

Social and Information Networks · Computer Science 2016-08-09 Marina Sokolova , Kanyi Huang , Stan Matwin , Joshua Ramisch , Vera Sazonova , Renee Black , Chris Orwa , Sidney Ochieng , Nanjira Sambuli

This paper proposes a topic modeling method that scales linearly to billions of documents. We make three core contributions: i) we present a topic modeling method, Tensor Latent Dirichlet Allocation (TLDA), that has identifiable and…

Machine Learning · Computer Science 2026-01-14 Sara Kangaslahti , Danny Ebanks , Jean Kossaifi , Anqi Liu , R. Michael Alvarez , Animashree Anandkumar

Topic modeling is admittedly a convenient way to monitor markets trend. Conventionally, Latent Dirichlet Allocation, LDA, is considered a must-do model to gain this type of information. By given the merit of deducing keyword with token…

Computation and Language · Computer Science 2023-09-19 Ching-Hsun Tseng , Shin-Jye Lee , Po-Wei Cheng , Chien Lee , Chih-Chieh Hung

Topic modelling in Natural Language Processing uncovers hidden topics in large, unlabelled text datasets. It is widely applied in fields such as information retrieval, content summarisation, and trend analysis across various disciplines.…

Computation and Language · Computer Science 2025-11-18 Saranzaya Magsarjav , Melissa Humphries , Jonathan Tuke , Lewis Mitchell

Latent Dirichlet Allocation (LDA) is a prominent generative probabilistic model used for uncovering abstract topics within document collections. In this paper, we explore the effectiveness of augmenting topic models with Large Language…

Computation and Language · Computer Science 2025-07-14 Mengze Hong , Chen Jason Zhang , Di Jiang

Using the 6,638 case descriptions of societal impact submitted for evaluation in the Research Excellence Framework (REF 2014), we replicate the topic model (Latent Dirichlet Allocation or LDA) made in this context and compare the results…

Computation and Language · Computer Science 2018-06-05 Tobias Hecking , Loet Leydesdorff

Content-based video retrieval is one of the most challenging tasks in surveillance systems. In this study, Latent Dirichlet Allocation (LDA) topic model is used to annotate surveillance videos in an unsupervised manner. In scene…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Mohammad Kianpisheh

This article presents a probabilistic generative model for text based on semantic topics and syntactic classes called Part-of-Speech LDA (POSLDA). POSLDA simultaneously uncovers short-range syntactic patterns (syntax) and long-range…

Computation and Language · Computer Science 2013-03-13 William M. Darling , Fei Song

Storytelling is a powerful form of communication and may provide insights into factors contributing to gaps in healthcare outcomes. To determine whether Large Language Models (LLMs) can identify potential underlying factors and avenues for…

Computers and Society · Computer Science 2025-10-30 Maneesh Bilalpur , Megan Hamm , Young Ji Lee , Natasha Norman , Kathleen M. McTigue , Yanshan Wang
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