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Related papers: Fine-Tuning Topics through Weighting Aspect Keywor…

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Topic models have been prevalent for decades to discover latent topics and infer topic proportions of documents in an unsupervised fashion. They have been widely used in various applications like text analysis and context recommendation.…

Computation and Language · Computer Science 2024-06-25 Xiaobao Wu , Thong Nguyen , Anh Tuan Luu

Context faithfulness is essential for reliable reasoning in context-dependent scenarios. However, large language models often struggle to ground their outputs in the provided context, resulting in irrelevant responses. Inspired by the…

Computation and Language · Computer Science 2025-11-13 Jun Bai , Minghao Tong , Yang Liu , Zixia Jia , Zilong Zheng

In the Humanities and Social Sciences, there is increasing interest in approaches to information extraction, prediction, intelligent linkage, and dimension reduction applicable to large text corpora. With approaches in these fields being…

Applications · Statistics 2019-04-16 Vanessa Glenny , Jonathan Tuke , Nigel Bean , Lewis Mitchell

We propose InsightNet, a novel approach for the automated extraction of structured insights from customer reviews. Our end-to-end machine learning framework is designed to overcome the limitations of current solutions, including the absence…

Computation and Language · Computer Science 2024-05-14 Sandeep Sricharan Mukku , Manan Soni , Jitenkumar Rana , Chetan Aggarwal , Promod Yenigalla , Rashmi Patange , Shyam Mohan

Peer review is central to academic publishing, but the growing volume of submissions is straining the process. This motivates the development of computational approaches to support peer review. While each review is tailored to a specific…

Computation and Language · Computer Science 2025-11-05 Sheng Lu , Ilia Kuznetsov , Iryna Gurevych

Topic modeling is pivotal in discerning hidden semantic structures within texts, thereby generating meaningful descriptive keywords. While innovative techniques like BERTopic and Top2Vec have recently emerged in the forefront, they manifest…

Information Retrieval · Computer Science 2023-09-06 Xinche Zhang , Evangelos milios

Context information around words helps in determining their actual meaning, for example "networks" used in contexts of artificial neural networks or biological neuron networks. Generative topic models infer topic-word distributions, taking…

Information Retrieval · Computer Science 2018-08-14 Pankaj Gupta , Florian Buettner , Hinrich Schütze

The recent advancement of large language models has spurred a growing trend of integrating pre-trained language model (PLM) embeddings into topic models, fundamentally reshaping how topics capture semantic structure. Classical models such…

Computation and Language · Computer Science 2026-03-12 Hanlin Xiao , Mauricio A. Álvarez , Rainer Breitling

Comparative text mining extends from genre analysis and political bias detection to the revelation of cultural and geographic differences, through to the search for prior art across patents and scientific papers. These applications use…

Information Retrieval · Computer Science 2019-11-27 Julian Risch , Ralf Krestel

Fine-grained entity typing (FET) is the task of identifying specific entity types at a fine-grained level for entity mentions based on their contextual information. Conventional methods for FET require extensive human annotation, which is…

Computation and Language · Computer Science 2023-10-13 Siru Ouyang , Jiaxin Huang , Pranav Pillai , Yunyi Zhang , Yu Zhang , Jiawei Han

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…

Computation and Language · Computer Science 2023-03-31 Anton Thielmann , Quentin Seifert , Arik Reuter , Elisabeth Bergherr , Benjamin Säfken

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 models are a popular tool for clustering and analyzing textual data. They allow texts to be classified on the basis of their affiliation to the previously calculated topics. Despite their widespread use in research and application, an…

Artificial Intelligence · Computer Science 2024-03-07 Johannes Hirth , Tom Hanika

Finetuning can be used to tackle domain-specific tasks by transferring knowledge. Previous studies on finetuning focused on adapting only the weights of a task-specific classifier or re-optimizing all layers of the pre-trained model using…

Machine Learning · Computer Science 2023-01-18 Basel Barakat , Qiang Huang

The rapid development recently of Community Question Answering (CQA) satisfies users quest for professional and personal knowledge about anything. In CQA, one central issue is to find users with expertise and willingness to answer the given…

Information Retrieval · Computer Science 2018-04-24 Sha Yuan , Yu Zhang , Jie Tang , Juan Bautista Cabotà

We propose a new finetuning method to provide pre-trained large language models (LMs) the ability to scale test-time compute through the diffusion framework. By increasing the number of diffusion steps, we show our finetuned models achieve…

Computation and Language · Computer Science 2025-06-04 Edoardo Cetin , Tianyu Zhao , Yujin Tang

Traditional Relational Topic Models provide a way to discover the hidden topics from a document network. Many theoretical and practical tasks, such as dimensional reduction, document clustering, link prediction, benefit from this revealed…

Machine Learning · Statistics 2015-03-31 Junyu Xuan , Jie Lu , Guangquan Zhang , Richard Yi Da Xu , Xiangfeng Luo

Latent Dirichlet analysis, or topic modeling, is a flexible latent variable framework for modeling high-dimensional sparse count data. Various learning algorithms have been developed in recent years, including collapsed Gibbs sampling,…

Machine Learning · Computer Science 2012-05-14 Arthur Asuncion , Max Welling , Padhraic Smyth , Yee Whye Teh

Evaluating LLMs and text-to-image models is a computationally intensive task often overlooked. Efficient evaluation is crucial for understanding the diverse capabilities of these models and enabling comparisons across a growing number of…

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