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Related papers: Evaluating Dynamic Topic Models

200 papers

This study introduces Bidirectional Topic Matching (BTM), a novel method for cross-corpus topic modeling that quantifies thematic overlap and divergence between corpora. BTM is a flexible framework that can incorporate various topic…

Computation and Language · Computer Science 2024-12-25 Raven Adam , Marie Lisa Kogler

Topic models uncover latent thematic structures in text corpora, yet evaluating their quality remains challenging, particularly in specialized domains. Existing methods often rely on automated metrics like topic coherence and diversity,…

Computation and Language · Computer Science 2026-03-03 Thibault Prouteau , Francis Lareau , Nicolas Dugué , Jean-Charles Lamirel , Christophe Malaterre

The use of abusive language online has become an increasingly pervasive problem that damages both individuals and society, with effects ranging from psychological harm right through to escalation to real-life violence and even death.…

Computation and Language · Computer Science 2023-09-26 Mali Jin , Yida Mu , Diana Maynard , Kalina Bontcheva

Theory of Mind (ToM) is central to social cognition and human-AI interaction, and Large Language Models (LLMs) have been used to help understand and represent ToM. However, most evaluations treat ToM as a static judgment at a single moment,…

Artificial Intelligence · Computer Science 2026-03-17 Thuy Ngoc Nguyen , Duy Nhat Phan , Cleotilde Gonzalez

Evaluating the quality of a dialogue system is an understudied problem. The recent evolution of evaluation method motivated this survey, in which an explicit and comprehensive analysis of the existing methods is sought. We are first to…

Computation and Language · Computer Science 2021-08-04 Xinmeng Li , Wansen Wu , Long Qin , Quanjun Yin

In our world with full of uncertainty, debates and argumentation contribute to the progress of science and society. Despite of the increasing attention to characterize human arguments, most progress made so far focus on the debate outcome,…

Computation and Language · Computer Science 2020-02-11 Jichuan Zeng , Jing Li , Yulan He , Cuiyun Gao , Michael R. Lyu , Irwin King

This paper considers the problem of testing temporal homogeneity of $p$-dimensional population mean vectors from the repeated measurements of $n$ subjects over $T$ times. To cope with the challenges brought by high-dimensional longitudinal…

Methodology · Statistics 2016-08-29 Ping-Shou Zhong , Jun Li

Topic models are often used to identify human-interpretable topics to help make sense of large document collections. We use knowledge distillation to combine the best attributes of probabilistic topic models and pretrained transformers. Our…

Computation and Language · Computer Science 2020-10-07 Alexander Hoyle , Pranav Goel , Philip Resnik

Effective summarisation evaluation metrics enable researchers and practitioners to compare different summarisation systems efficiently. Estimating the effectiveness of an automatic evaluation metric, termed meta-evaluation, is a critically…

Computation and Language · Computer Science 2024-10-01 Xiang Dai , Sarvnaz Karimi , Biaoyan Fang

We measure the effects of several implementation choices for the Dynamic Embedded Topic Model, as applied to five distinct diachronic corpora, with the goal of isolating important decisions for its use and further development. We identify…

Computation and Language · Computer Science 2025-04-29 Elisabeth Fittschen , Bella Xia , Leib Celnik , Paul Dilley , Tom Lippincott

The rapid evolution of large language models (LLMs) has transformed conversational agents, enabling complex human-machine interactions. However, evaluation frameworks often focus on single tasks, failing to capture the dynamic nature of…

Computation and Language · Computer Science 2025-02-10 Pietro Alessandro Aluffi , Patrick Zietkiewicz , Marya Bazzi , Matt Arderne , Vladimirs Murevics

Researchers are often interested in examining between-individual differences in within-individual processes. If the process under investigation is tracked for a long time, its trajectory may show a certain degree of nonlinearity, so that…

Methodology · Statistics 2025-12-02 Jin Liu , Robert A. Perera

Mixed Models for Repeated Measures (MMRMs) are ubiquitous when analyzing outcomes of clinical trials. However, the linearity of the fixed-effect structure in these models largely restrict their use to estimating treatment effects that are…

Methodology · Statistics 2023-01-23 Lars Lau Raket

In terminology work, natural language processing, and digital humanities, several studies address the analysis of variations in context and meaning of terms in order to detect semantic change and the evolution of terms. We distinguish three…

Computation and Language · Computer Science 2017-07-12 Gerhard Heyer , Cathleen Kantner , Andreas Niekler , Max Overbeck , Gregor Wiedemann

We present an analysis of user conversations in on-line social media and their evolution over time. We propose a dynamic model that accurately predicts the growth dynamics and structural properties of conversation threads. The model…

Computers and Society · Computer Science 2012-04-03 Chunyan Wang , Mao Ye , Bernardo A. Huberman

This study provides a detailed analysis of current advancements in dynamic object tracking (DOT) and trajectory prediction (TP) methodologies, including their applications and challenges. It covers various approaches, such as feature-based,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-25 Zhongping Dong , Liming Chen , Mohand Tahar Kechadi

We consider the problem of online fine tuning the parameters of a language model at test time, also known as dynamic evaluation. While it is generally known that this approach improves the overall predictive performance, especially when…

This paper proposes new parametric model adequacy tests for possibly nonlinear and nonstationary time series models with noncontinuous data distribution, which is often the case in applied work. In particular, we consider the correct…

Statistics Theory · Mathematics 2021-08-10 Igor Kheifets , Carlos Velasco

Temporal validity is an important property of text that is useful for many downstream applications, such as recommender systems, conversational AI, or story understanding. Existing benchmarking tasks often require models to identify the…

Computation and Language · Computer Science 2024-01-02 Georg Wenzel , Adam Jatowt

Topic models represent groups of documents as a list of words (the topic labels). This work asks whether an alternative approach to topic labeling can be developed that is closer to a natural language description of a topic than a word…

Computation and Language · Computer Science 2022-11-11 Domenic Rosati