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In this paper we demonstrate the applicability of latent Dirichlet allocation (LDA) for classifying large Web document collections. One of our main results is a novel influence model that gives a fully generative model of the document…

Information Retrieval · Computer Science 2010-06-28 István Bíró , Jácint Szabó

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

We propose a parsimonious topic model for text corpora. In related models such as Latent Dirichlet Allocation (LDA), all words are modeled topic-specifically, even though many words occur with similar frequencies across different topics.…

Machine Learning · Computer Science 2016-05-16 Hossein Soleimani , David J. Miller

We present a novel method for hierarchical topic detection where topics are obtained by clustering documents in multiple ways. Specifically, we model document collections using a class of graphical models called hierarchical latent tree…

Computation and Language · Computer Science 2016-12-22 Peixian Chen , Nevin L. Zhang , Tengfei Liu , Leonard K. M. Poon , Zhourong Chen , Farhan Khawar

Social network analysis (SNA), which is a research field describing and modeling the social connection of a certain group of people, is popular among network services. Our topic words analysis project is a SNA method to visualize the topic…

Social and Information Networks · Computer Science 2014-05-16 Xi Qiu , Christopher Stewart

The increasing volume of short texts generated on social media sites, such as Twitter or Facebook, creates a great demand for effective and efficient topic modeling approaches. While latent Dirichlet allocation (LDA) can be applied, it is…

Computation and Language · Computer Science 2013-01-29 Jeon-Hyung Kang , Jun Ma , Yan Liu

Multiple adverse health conditions co-occurring in a patient are typically associated with poor prognosis and increased office or hospital visits. Developing methods to identify patterns of co-occurring conditions can assist in diagnosis.…

Computation and Language · Computer Science 2017-11-30 Moumita Bhattacharya , Claudine Jurkovitz , Hagit Shatkay

Probabilistic topic models are widely used to discover latent topics in document collections, while latent feature vector representations of words have been used to obtain high performance in many NLP tasks. In this paper, we extend two…

Computation and Language · Computer Science 2018-10-16 Dat Quoc Nguyen , Richard Billingsley , Lan Du , Mark Johnson

This paper proposes a nonparametric Bayesian method for exploratory data analysis and feature construction in continuous time series. Our method focuses on understanding shared features in a set of time series that exhibit significant…

Machine Learning · Statistics 2010-08-13 Suchi Saria , Daphne Koller , Anna Penn

The problem of searching for experts in a given academic field is hugely important in both industry and academia. We study exactly this issue with respect to a database of authors and their publications. The idea is to use Latent Semantic…

Social and Information Networks · Computer Science 2013-11-26 Charanpal Dhanjal , Stéphan Clémençon

Analyzing journals and articles abstract text or documents using topic modelling and text clustering has become a modern solution for the increasing number of text documents. Topic modelling and text clustering are both intensely involved…

Information Retrieval · Computer Science 2025-08-25 Shadikur Rahman , Umme Ayman Koana , Aras M. Ismael , Karmand Hussein Abdalla

Speech recognition systems are often highly domain dependent, a fact widely reported in the literature. However the concept of domain is complex and not bound to clear criteria. Hence it is often not evident if data should be considered to…

Computation and Language · Computer Science 2015-09-23 Mortaza Doulaty , Oscar Saz , Thomas Hain

Topic modeling seeks to uncover latent semantic structure in text, with LDA providing a foundational probabilistic framework. While recent methods often incorporate external knowledge (e.g., pre-trained embeddings), such reliance limits…

Machine Learning · Computer Science 2026-04-01 Tal Ishon , Yoav Goldberg , Uri Shaham

Topic modeling based on latent Dirichlet allocation (LDA) has been a framework of choice to deal with multimodal data, such as in image annotation tasks. Another popular approach to model the multimodal data is through deep neural networks,…

Computer Vision and Pattern Recognition · Computer Science 2016-01-01 Yin Zheng , Yu-Jin Zhang , Hugo Larochelle

Analyzing short texts infers discriminative and coherent latent topics that is a critical and fundamental task since many real-world applications require semantic understanding of short texts. Traditional long text topic modeling algorithms…

Information Retrieval · Computer Science 2019-04-17 Qiang Jipeng , Qian Zhenyu , Li Yun , Yuan Yunhao , Wu Xindong

In the mining industry, many reports are generated in the project management process. These past documents are a great resource of knowledge for future success. However, it would be a tedious and challenging task to retrieve the necessary…

Information Retrieval · Computer Science 2021-11-08 Yasuko Okamoto , Thirunavukarasu Balasubramaniam , Richi Nayak

Topic modeling has found wide application in many problems where latent structures of the data are crucial for typical inference tasks. When applying a topic model, a relatively standard pre-processing step is to first build a vocabulary of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-17 Yuzhen Ding , Baoxin Li

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

Given the progress in image recognition with recent data driven paradigms, it's still expensive to manually label a large training data to fit a convolutional neural network (CNN) model. This paper proposes a hybrid supervised-unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2017-04-11 Kai Zhen , Mridul Birla , David Crandall , Bingjing Zhang , Judy Qiu

In this paper, we propose a method for resume rating using Latent Dirichlet Allocation (LDA) and entity detection with SpaCy. The proposed method first extracts relevant entities such as education, experience, and skills from the resume…

Computation and Language · Computer Science 2023-08-01 Vidhita Jagwani , Smit Meghani , Krishna Pai , Sudhir Dhage
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