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Related papers: Contextualized Topic Coherence Metrics

200 papers

Collaborative Topic Regression (CTR) combines ideas of probabilistic matrix factorization (PMF) and topic modeling (e.g., LDA) for recommender systems, which has gained increasing successes in many applications. Despite enjoying many…

Machine Learning · Computer Science 2016-05-31 Chenghao Liu , Tao Jin , Steven C. H. Hoi , Peilin Zhao , Jianling Sun

Large language models (LLMs) are increasingly used as collaborative assistants, yet dominant NLP evaluation practices remain centered on aggregate metrics such as accuracy and fluency. These approaches often overlook behaviors that are…

Human-Computer Interaction · Computer Science 2026-05-19 Shi Ding , Sijian Tan

Argument mining is a core technology for automating argument search in large document collections. Despite its usefulness for this task, most current approaches to argument mining are designed for use only with specific text types and fall…

Computation and Language · Computer Science 2018-02-19 Christian Stab , Tristan Miller , Iryna Gurevych

Large language models (LLMs) solve complex problems yet fail on simpler variants, suggesting they achieve correct outputs through mechanisms fundamentally different from human reasoning. To understand this gap, we synthesize cognitive…

Automatic grading of subjective questions remains a significant challenge in examination assessment due to the diversity in question formats and the open-ended nature of student responses. Existing works primarily focus on a specific type…

Computation and Language · Computer Science 2025-10-10 Fanwei Zhua , Jiaxuan He , Xiaoxiao Chen , Zulong Chen , Quan Lu , Chenrui Mei

Feedback is a critical component of the learning process, particularly in computer science education. This study investigates the quality of feedback generated by Large Language Models (LLMs), Small Language Models (SLMs), compared with…

Human-Computer Interaction · Computer Science 2026-01-21 Suqing Liu , Bogdan Simion , Christopher Eaton , Michael Liut

Connectionist temporal classification (CTC) provides an end-to-end acoustic model (AM) training strategy. CTC learns accurate AMs without time-aligned phonetic transcription, but sometimes fails to converge, especially in…

Audio and Speech Processing · Electrical Eng. & Systems 2019-02-28 Di He , Xuesong Yang , Boon Pang Lim , Yi Liang , Mark Hasegawa-Johnson , Deming Chen

Grounded text generation systems often generate text that contains factual inconsistencies, hindering their real-world applicability. Automatic factual consistency evaluation may help alleviate this limitation by accelerating evaluation…

The traditional data annotation process is often labor-intensive, time-consuming, and susceptible to human bias, which complicates the management of increasingly complex datasets. This study explores the potential of large language models…

Computation and Language · Computer Science 2024-09-17 Jianfei Wu , Xubin Wang , Weijia Jia

Phonetic speech transcription is crucial for fine-grained linguistic analysis and downstream speech applications. While Connectionist Temporal Classification (CTC) is a widely used approach for such tasks due to its efficiency, it often…

The rapid growth of scientific literature demands efficient methods to organize and synthesize research findings. Existing taxonomy construction methods, leveraging unsupervised clustering or direct prompting of large language models…

Computation and Language · Computer Science 2025-09-24 Kun Zhu , Lizi Liao , Yuxuan Gu , Lei Huang , Xiaocheng Feng , Bing Qin

Cross-lingual topic models have been prevalent for cross-lingual text analysis by revealing aligned latent topics. However, most existing methods suffer from producing repetitive topics that hinder further analysis and performance decline…

Computation and Language · Computer Science 2024-03-28 Xiaobao Wu , Xinshuai Dong , Thong Nguyen , Chaoqun Liu , Liangming Pan , Anh Tuan Luu

Text clustering serves as a fundamental technique for organizing and interpreting unstructured textual data, particularly in contexts where manual annotation is prohibitively costly. With the rapid advancement of Large Language Models…

Computation and Language · Computer Science 2025-10-08 Chen Huang , Guoxiu He

Topic modeling aims to produce interpretable topic representations and topic--document correspondences from corpora, but classical neural topic models (NTMs) remain constrained by limited representation assumptions and semantic abstraction…

Computation and Language · Computer Science 2026-04-15 Xuan Xu , Zhongliang Yang , Haolun Li , Beilin Chu , Rui Tian , Yu Li , Shaolin Tan , Linna Zhou

Natural Language Generation (NLG) evaluation is a multifaceted task requiring assessment of multiple desirable criteria, e.g., fluency, coherency, coverage, relevance, adequacy, overall quality, etc. Across existing datasets for 6 NLG…

Computation and Language · Computer Science 2021-09-14 Ananya B. Sai , Tanay Dixit , Dev Yashpal Sheth , Sreyas Mohan , Mitesh M. Khapra

The proliferation of AI-generated text has intensified the need for reliable authorship verification, yet current output-based methods are increasingly unreliable. We observe that the ordinary typing interface captures rich cognitive…

Cryptography and Security · Computer Science 2026-05-26 David Condrey

Large language models offer a scalable alternative to human coding for data annotation tasks, enabling the scale-up of research across data-intensive domains. While LLMs are already achieving near-human accuracy on objective annotation…

Computation and Language · Computer Science 2026-01-21 Zhen Xu , Vedant Khatri , Yijun Dai , Xiner Liu , Siyan Li , Xuanming Zhang , Renzhe Yu

Topic models jointly learn topics and document-level topic distribution. Extrinsic evaluation of topic models tends to focus exclusively on topic-level evaluation, e.g. by assessing the coherence of topics. We demonstrate that there can be…

Computation and Language · Computer Science 2017-06-19 Shraey Bhatia , Jey Han Lau , Timothy Baldwin

In this study, we propose a structured methodology that utilizes large language models (LLMs) in a cost-efficient and parsimonious manner, integrating the strengths of scholars and machines while offsetting their respective weaknesses. Our…

Computation and Language · Computer Science 2025-12-30 Navid Asgari , Benjamin M. Cole

This study presents a framework for automated evaluation of dynamically evolving topic taxonomies in scientific literature using Large Language Models (LLMs). In digital library systems, topic modeling plays a crucial role in efficiently…

Computation and Language · Computer Science 2025-02-14 Zhiyin Tan , Jennifer D'Souza