Topic Modelling Meets Deep Neural Networks: A Survey
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Abstract (arXiv)
Topic modelling has been a successful technique for text analysis for almost twenty years. When topic modelling met deep neural networks, there emerged a new and increasingly popular research area, neural topic models, with over a hundred models developed and a wide range of applications in neural language understanding such as text generation, summarisation and language models. There is a need to summarise research developments and discuss open problems and future directions. In this paper, we provide a focused yet comprehensive overview of neural topic models for interested researchers in the AI community, so as to facilitate them to navigate and innovate in this fast-growing research area. To the best of our knowledge, ours is the first review focusing on this specific topic.
Key facts. Cited by 51 papers in the map (data through 7 Oct 2026). Builds on 45 of its 85 references that are in the map. First posted on arXiv 28 Feb 2021.
Builds on
45 of 85 references.
References · 45
- 2019Sentence-BERT: Sentence Embeddings using Siamese BERT-Networkscited by 9,049
- 2019Topic Modeling in Embedding Spacescited by 224
- 2017Autoencoding Variational Inference For Topic Modelscited by 168
- 2020Pre-training is a Hot Topic: Contextualized Document Embeddings Improve Topic Coherencecited by 121
- 2015Neural Variational Inference for Text Processingcited by 111
- 2017Discovering Discrete Latent Topics with Neural Variational Inferencecited by 79
- 2019Topic Modeling with Wasserstein Autoencoderscited by 53
- 2020Neural Topic Model via Optimal Transportcited by 50
- 2017Neural Models for Documents with Metadatacited by 46
- 2016Stick-Breaking Variational Autoencoderscited by 44
- 2019Topic-Guided Variational Autoencoders for Text Generationcited by 44
- 2019Dirichlet Variational Autoencodercited by 43
33 more
- 2020Topic Modeling with Contextualized Word Representation Clusterscited by 41
- 2018WHAI: Weibull Hybrid Autoencoding Inference for Deep Topic Modelingcited by 32
- 2016The Generalized Reparameterization Gradientcited by 30
- 2020Neural Topic Modeling with Bidirectional Adversarial Trainingcited by 29
- 2018Improving Topic Models with Latent Feature Word Representationscited by 28
- 2016TopicRNN: A Recurrent Neural Network with Long-Range Semantic Dependencycited by 27
- 2018Coherence-Aware Neural Topic Modelingcited by 26
- 2018Topic Memory Networks for Short Text Classificationcited by 25
- 2020Improving Neural Topic Models using Knowledge Distillationcited by 25
- 2020Neural Topic Modeling with Continual Lifelong Learningcited by 24
- 2018ATM:Adversarial-neural Topic Modelcited by 23
- 2016Reparameterization Gradients through Acceptance-Rejection Sampling Algorithmscited by 22
- 2020Enhancing Extractive Text Summarization with Topic-Aware Graph Neural Networkscited by 22
- 2015Gamma Belief Networkscited by 19
- 2020Neural Topic Modeling by Incorporating Document Relationship Graphcited by 13
- 2018Dirichlet belief networks for topic structure learningcited by 12
- 2020Neural Topic Modeling with Cycle-Consistent Adversarial Trainingcited by 12
- 2017Topic Compositional Neural Language Modelcited by 11
- 2018Document Informed Neural Autoregressive Topic Models with Distributional Priorcited by 11
- 2020Context Reinforced Neural Topic Modeling over Short Textscited by 10
- 2020TAN-NTM: Topic Attention Networks for Neural Topic Modelingcited by 10
- 2018Sparsemax and Relaxed Wasserstein for Topic Sparsitycited by 9
- 2020A Discrete Variational Recurrent Topic Model without the Reparametrization Trickcited by 9
- 2017Topically Driven Neural Language Modelcited by 8
- 2020TopicBERT for Energy Efficient Document Classificationcited by 8
- 2017MetaLDA: a Topic Model that Efficiently Incorporates Meta informationcited by 6
- 2017KATE: K-Competitive Autoencoder for Textcited by 5
- 2018textTOvec: Deep Contextualized Neural Autoregressive Topic Models of Language with Distributed Compositional Priorcited by 5
- 2018Dirichlet Variational Autoencoder for Text Modelingcited by 5
- 2017SenGen: Sentence Generating Neural Variational Topic Modelcited by 4
- 2018Nonparametric Topic Modeling with Neural Inferencecited by 3
- 2019Discriminative Topic Modeling with Logistic LDAcited by 3
- 2017Continuous Semantic Topic Embedding Model Using Variational Autoencodercited by 2
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Citing papers per year: 2021: 4; 2022: 10; 2023: 16; 2024: 11; 2025: 8; 2026: 2.
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- 2022BERTopic: Neural topic modeling with a class-based TF-IDF procedurecited by 779
- 2021Is Automated Topic Model Evaluation Broken?: The Incoherence of Coherencecited by 74
- 2023Effective Neural Topic Modeling with Embedding Clustering Regularizationcited by 46
- 2022Representing Mixtures of Word Embeddings with Mixtures of Topic Embeddingscited by 36
- 2022Is Neural Topic Modelling Better than Clustering? An Empirical Study on Clustering with Contextual Embeddings for Topicscited by 35
- 2024FASTopic: Pretrained Transformer is a Fast, Adaptive, Stable, and Transferable Topic Modelcited by 34
- 2021Sawtooth Factorial Topic Embeddings Guided Gamma Belief Networkcited by 23
- 2023Towards the TopMost: A Topic Modeling System Toolkitcited by 21
- 2023Contextualized Topic Coherence Metricscited by 19
- 2024A Survey on Neural Topic Models: Methods, Applications, and Challengescited by 18
- 2024German Text Embedding Clustering Benchmarkcited by 13
- 2022Are Neural Topic Models Broken?cited by 11
38 more
- 2024LLM Reading Tea Leaves: Automatically Evaluating Topic Models with Large Language Modelscited by 11
- 2022Challenges and Opportunities in Information Manipulation Detection: An Examination of Wartime Russian Mediacited by 10
- 2024Neural Topic Modeling with Large Language Models in the Loopcited by 10
- 2024Automatic Histograms: Leveraging Language Models for Text Dataset Explorationcited by 8
- 2024Semantic-Driven Topic Modeling Using Transformer-Based Embeddings and Clustering Algorithmscited by 8
- 2021Neural Attention-Aware Hierarchical Topic Modelcited by 6
- 2024Neural Multimodal Topic Modeling: A Comprehensive Evaluationcited by 5
- 2023Improving Contextualized Topic Models with Negative Samplingcited by 4
- 2023The Elements of Visual Art Recommendation: Learning Latent Semantic Representations of Paintingscited by 3
- 2023Do Neural Topic Models Really Need Dropout? Analysis of the Effect of Dropout in Topic Modelingcited by 3
- 2021Matching Visual Features to Hierarchical Semantic Topics for Image Paragraph Captioningcited by 2
- 2022No Pattern, No Recognition: a Survey about Reproducibility and Distortion Issues of Text Clustering and Topic Modelingcited by 2
- 2023PheME: A deep ensemble framework for improving phenotype prediction from multi-modal datacited by 2
- 2024Topic Modeling with Fine-tuning LLMs and Bag of Sentencescited by 2
- 2025Semantic-Driven Topic Modeling for Analyzing Creativity in Virtual Brainstormingcited by 2
- 2025Importance-aware Topic Modeling for Discovering Public Transit Risk from Noisy Social Mediacited by 2
- 2022Adversarial Learned Fair Representations using Dampening and Stackingcited by 1
- 2023Topics in Contextualised Attention Embeddingscited by 1
- 2023Efficient and Flexible Topic Modeling using Pretrained Embeddings and Bag of Sentencescited by 1
- 2023Reinforcement Learning for Topic Modelscited by 1
- 2023Parameter Estimation in DAGs from Incomplete Data via Optimal Transportcited by 1
- 2023Towards Generalising Neural Topical Representationscited by 1
- 2023MixEHR-SurG: a joint proportional hazard and guided topic model for inferring mortality-associated topics from electronic health recordscited by 1
- 2024Distilled ChatGPT Topic & Sentiment Modeling with Applications in Financecited by 1
- 2025Recommending the right academic programs: An interest mining approach using BERTopiccited by 1
- 2025SciTopic: Enhancing Topic Discovery in Scientific Literature through Advanced LLMcited by 1
- 2026Structuring the Space of Perspectivescited by 1
- 2022One Configuration to Rule Them All? Towards Hyperparameter Transfer in Topic Models using Multi-Objective Bayesian Optimizationcited by 0
- 2022A Comparison of Approaches for Imbalanced Classification Problems in the Context of Retrieving Relevant Documents for an Analysiscited by 0
- 2022Learning Semantic Textual Similarity via Topic-informed Discrete Latent Variablescited by 0
- 2023Graph2topic: an opensource topic modeling framework based on sentence embedding and community detectioncited by 0
- 2023Deep Dive into the Language of International Relations: NLP-based Analysis of UNESCO's Summary Recordscited by 0
- 2023What are Public Concerns about ChatGPT? A Novel Self-Supervised Neural Topic Model Tells Youcited by 0
- 2024Semantic Component Analysis: Introducing Multi-Topic Distributions to Clustering-Based Topic Modelingcited by 0
- 2025Self-Supervised Learning for Neural Topic Models with Variance-Invariance-Covariance Regularizationcited by 0
- 2025Constrained Non-negative Matrix Factorization for Guided Topic Modeling of Minority Topicscited by 0
- 2025Agentic Retrieval of Topics and Insights from Earnings Callscited by 0
- 2025TopiCLEAR: Adaptive embedding clustering for interpretable topic discovery from short textscited by 0
50 most cited of 51 All 51 (JSON)
- 2026Structuring the Space of Perspectives12 Aug 2026
- 2026A Neural Topic Method Using a Large-Language-Model-in-the-Loop for Business Research4 Mar 2026
- 2025TopiCLEAR: Adaptive embedding clustering for interpretable topic discovery from short texts7 Dec 2025
- 2025Importance-aware Topic Modeling for Discovering Public Transit Risk from Noisy Social Media6 Dec 2025
- 2025Semantic-Driven Topic Modeling for Analyzing Creativity in Virtual Brainstorming20 Sep 2025
- 2025SciTopic: Enhancing Topic Discovery in Scientific Literature through Advanced LLM28 Aug 2025
- 2025Agentic Retrieval of Topics and Insights from Earnings Calls10 Jul 2025
- 2025Constrained Non-negative Matrix Factorization for Guided Topic Modeling of Minority Topics22 May 2025
- 2025Self-Supervised Learning for Neural Topic Models with Variance-Invariance-Covariance Regularization14 Feb 2025
- 2025Recommending the right academic programs: An interest mining approach using BERTopic11 Jan 2025
- 2024Neural Topic Modeling with Large Language Models in the Loop13 Nov 2024
- 2024Semantic Component Analysis: Introducing Multi-Topic Distributions to Clustering-Based Topic Modeling28 Oct 2024
38 more
- 2024Semantic-Driven Topic Modeling Using Transformer-Based Embeddings and Clustering Algorithms30 Sep 2024
- 2024Topic Modeling with Fine-tuning LLMs and Bag of Sentences6 Aug 2024
- 2024LLM Reading Tea Leaves: Automatically Evaluating Topic Models with Large Language Models13 Jun 2024
- 2024FASTopic: Pretrained Transformer is a Fast, Adaptive, Stable, and Transferable Topic Model28 May 2024
- 2024Neural Multimodal Topic Modeling: A Comprehensive Evaluation26 Mar 2024
- 2024Distilled ChatGPT Topic & Sentiment Modeling with Applications in Finance4 Mar 2024
- 2024Automatic Histograms: Leveraging Language Models for Text Dataset Exploration21 Feb 2024
- 2024A Survey on Neural Topic Models: Methods, Applications, and Challenges27 Jan 2024
- 2024German Text Embedding Clustering Benchmark5 Jan 2024
- 2023MixEHR-SurG: a joint proportional hazard and guided topic model for inferring mortality-associated topics from electronic health records20 Dec 2023
- 2023Towards the TopMost: A Topic Modeling System Toolkit13 Sep 2023
- 2023What are Public Concerns about ChatGPT? A Novel Self-Supervised Neural Topic Model Tells You4 Sep 2023
- 2023Deep Dive into the Language of International Relations: NLP-based Analysis of UNESCO's Summary Records31 Jul 2023
- 2023Towards Generalising Neural Topical Representations24 Jul 2023
- 2023Effective Neural Topic Modeling with Embedding Clustering Regularization7 Jun 2023
- 2023Parameter Estimation in DAGs from Incomplete Data via Optimal Transport25 May 2023
- 2023Contextualized Topic Coherence Metrics23 May 2023
- 2023Reinforcement Learning for Topic Models8 May 2023
- 2023Graph2topic: an opensource topic modeling framework based on sentence embedding and community detection13 Apr 2023
- 2023Do Neural Topic Models Really Need Dropout? Analysis of the Effect of Dropout in Topic Modeling28 Mar 2023
- 2023Improving Contextualized Topic Models with Negative Sampling27 Mar 2023
- 2023PheME: A deep ensemble framework for improving phenotype prediction from multi-modal data19 Mar 2023
- 2023The Elements of Visual Art Recommendation: Learning Latent Semantic Representations of Paintings28 Feb 2023
- 2023Efficient and Flexible Topic Modeling using Pretrained Embeddings and Bag of Sentences6 Feb 2023
- 2023Topics in Contextualised Attention Embeddings11 Jan 2023
- 2022Learning Semantic Textual Similarity via Topic-informed Discrete Latent Variables7 Nov 2022
- 2022Are Neural Topic Models Broken?28 Oct 2022
- 2022No Pattern, No Recognition: a Survey about Reproducibility and Distortion Issues of Text Clustering and Topic Modeling2 Aug 2022
- 2022Challenges and Opportunities in Information Manipulation Detection: An Examination of Wartime Russian Media24 May 2022
- 2022A Comparison of Approaches for Imbalanced Classification Problems in the Context of Retrieving Relevant Documents for an Analysis3 May 2022
- 2022Is Neural Topic Modelling Better than Clustering? An Empirical Study on Clustering with Contextual Embeddings for Topics21 Apr 2022
- 2022Adversarial Learned Fair Representations using Dampening and Stacking16 Mar 2022
- 2022BERTopic: Neural topic modeling with a class-based TF-IDF procedure11 Mar 2022
- 2022Representing Mixtures of Word Embeddings with Mixtures of Topic Embeddings3 Mar 2022
- 2022One Configuration to Rule Them All? Towards Hyperparameter Transfer in Topic Models using Multi-Objective Bayesian Optimization15 Feb 2022
- 2021Neural Attention-Aware Hierarchical Topic Model14 Oct 2021
- 2021Is Automated Topic Model Evaluation Broken?: The Incoherence of Coherence5 Jul 2021
- 2021Sawtooth Factorial Topic Embeddings Guided Gamma Belief Network30 Jun 2021
50 newest of 51 All 51 (JSON)
- 2025Agentic Retrieval of Topics and Insights from Earnings Calls10 Jul 2025
- 2022BERTopic: Neural topic modeling with a class-based TF-IDF procedurecited by 779
- 2021Is Automated Topic Model Evaluation Broken?: The Incoherence of Coherencecited by 74
- 2023Effective Neural Topic Modeling with Embedding Clustering Regularizationcited by 46
- 2022Representing Mixtures of Word Embeddings with Mixtures of Topic Embeddingscited by 36
- 2022Is Neural Topic Modelling Better than Clustering? An Empirical Study on Clustering with Contextual Embeddings for Topicscited by 35
- 2024FASTopic: Pretrained Transformer is a Fast, Adaptive, Stable, and Transferable Topic Modelcited by 34
- 2021Sawtooth Factorial Topic Embeddings Guided Gamma Belief Networkcited by 23
- 2023Towards the TopMost: A Topic Modeling System Toolkitcited by 21
- 2023Contextualized Topic Coherence Metricscited by 19
- 2024A Survey on Neural Topic Models: Methods, Applications, and Challengescited by 18
- 2024German Text Embedding Clustering Benchmarkcited by 13
- 2022Are Neural Topic Models Broken?cited by 11
12 most cited of 50 All 50 (JSON)
- 2026Structuring the Space of Perspectives12 Aug 2026
- 2026A Neural Topic Method Using a Large-Language-Model-in-the-Loop for Business Research4 Mar 2026
- 2025TopiCLEAR: Adaptive embedding clustering for interpretable topic discovery from short texts7 Dec 2025
- 2025Importance-aware Topic Modeling for Discovering Public Transit Risk from Noisy Social Media6 Dec 2025
- 2025Semantic-Driven Topic Modeling for Analyzing Creativity in Virtual Brainstorming20 Sep 2025
- 2025SciTopic: Enhancing Topic Discovery in Scientific Literature through Advanced LLM28 Aug 2025
- 2025Constrained Non-negative Matrix Factorization for Guided Topic Modeling of Minority Topics22 May 2025
- 2025Self-Supervised Learning for Neural Topic Models with Variance-Invariance-Covariance Regularization14 Feb 2025
- 2025Recommending the right academic programs: An interest mining approach using BERTopic11 Jan 2025
- 2024Neural Topic Modeling with Large Language Models in the Loop13 Nov 2024
- 2024Semantic Component Analysis: Introducing Multi-Topic Distributions to Clustering-Based Topic Modeling28 Oct 2024
- 2024Semantic-Driven Topic Modeling Using Transformer-Based Embeddings and Clustering Algorithms30 Sep 2024
12 newest of 50 All 50 (JSON)