Multi-document Summarization via Deep Learning Techniques: A Survey
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Abstract (arXiv)
Multi-document summarization (MDS) is an effective tool for information aggregation that generates an informative and concise summary from a cluster of topic-related documents. Our survey, the first of its kind, systematically overviews the recent deep learning based MDS models. We propose a novel taxonomy to summarize the design strategies of neural networks and conduct a comprehensive summary of the state-of-the-art. We highlight the differences between various objective functions that are rarely discussed in the existing literature. Finally, we propose several future directions pertaining to this new and exciting field.
Key facts. Cited by 58 papers in the map (data through 7 Oct 2026). First posted on arXiv 10 Nov 2020.
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Citing papers per year: 2021: 4; 2022: 9; 2023: 15; 2024: 16; 2025: 10; 2026: 4.
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- 2021Recursively Summarizing Books with Human Feedbackcited by 287
- 2024A Comprehensive Survey on Process-Oriented Automatic Text Summarization with Exploration of LLM-Based Methodscited by 101
- 2023Peek Across: Improving Multi-Document Modeling via Cross-Document Question-Answeringcited by 28
- 2023Summarizing Multiple Documents with Conversational Structure for Meta-Review Generationcited by 27
- 2021A Survey on Multi-modal Summarizationcited by 26
- 2024Text Generation: A Systematic Literature Review of Tasks, Evaluation, and Challengescited by 18
- 2022A Survey on Medical Document Summarizationcited by 14
- 2025SurGE: A Benchmark and Evaluation Framework for Scientific Survey Generationcited by 14
- 2023Chunk, Align, Select: A Simple Long-sequence Processing Method for Transformerscited by 9
- 2024What's under the hood: Investigating Automatic Metrics on Meeting Summarizationcited by 9
- 2023PDSum: Prototype-driven Continuous Summarization of Evolving Multi-document Sets Streamcited by 7
- 2024Automated Review Generation Method Based on Large Language Modelscited by 7
38 more
- 2023Medical Question Summarization with Entity-driven Contrastive Learningcited by 5
- 2025Document Intelligence in the Era of Large Language Models: A Surveycited by 5
- 2021Tackling Query-Focused Summarization as A Knowledge-Intensive Task: A Pilot Studycited by 4
- 2022Descartes: Generating Short Descriptions of Wikipedia Articlescited by 4
- 2023Compressed Heterogeneous Graph for Abstractive Multi-Document Summarizationcited by 3
- 2023Absformer: Transformer-based Model for Unsupervised Multi-Document Abstractive Summarizationcited by 3
- 2023Multi-document Summarization: A Comparative Evaluationcited by 3
- 2023Leveraging Generative AI for Clinical Evidence Summarization Needs to Ensure Trustworthinesscited by 3
- 2024Unsupervised Extraction of Dialogue Policies from Conversationscited by 3
- 2024GenSco: Can Question Decomposition based Passage Alignment improve Question Answering?cited by 3
- 2024M2DS: Multilingual Dataset for Multi-document Summarisationcited by 3
- 2024TopicTag: Automatic Annotation of NMF Topic Models Using Chain of Thought and Prompt Tuning with LLMscited by 3
- 2024EventSum: A Large-Scale Event-Centric Summarization Dataset for Chinese Multi-News Documentscited by 3
- 2022PeerSum: A Peer Review Dataset for Abstractive Multi-document Summarizationcited by 2
- 2022Knowledge-aware Document Summarization: A Survey of Knowledge, Embedding Methods and Architecturescited by 2
- 2023Combining Deep Neural Reranking and Unsupervised Extraction for Multi-Query Focused Summarizationcited by 2
- 2024Benchmarking LLMs on the Semantic Overlap Summarization Taskcited by 2
- 2021Dependency Structure for News Document Summarizationcited by 1
- 2022Document-aware Positional Encoding and Linguistic-guided Encoding for Abstractive Multi-document Summarizationcited by 1
- 2023RISC: Generating Realistic Synthetic Bilingual Insurance Contractcited by 1
- 2023PELMS: Pre-training for Effective Low-Shot Multi-Document Summarizationcited by 1
- 2024Multi-Review Fusion-in-Contextcited by 1
- 2024Disentangling Specificity for Abstractive Multi-document Summarizationcited by 1
- 2024LightPAL: Lightweight Passage Retrieval for Open Domain Multi-Document Summarizationcited by 1
- 2024Customized Information and Domain-centric Knowledge Graph Construction with Large Language Modelscited by 1
- 2025Explainable identification of similarities between entities for discovery in large textcited by 1
- 2025Large Language Model-Based Generation of Discharge Summariescited by 1
- 2022Multi-Narrative Semantic Overlap Task: Evaluation and Benchmarkcited by 0
- 2022Predicting Intervention Approval in Clinical Trials through Multi-Document Summarizationcited by 0
- 2022Generating Tips from Song Reviews: A New Dataset and Frameworkcited by 0
- 2022Parallel Hierarchical Transformer with Attention Alignment for Abstractive Multi-Document Summarizationcited by 0
- 2023QR-CLIP: Introducing Explicit Open-World Knowledge for Location and Time Reasoningcited by 0
- 2023Recent Trends in Unsupervised Summarizationcited by 0
- 2023Leveraging Deep Learning for Abstractive Code Summarization of Unofficial Documentationcited by 0
- 2024SIFiD: Reassess Summary Factual Inconsistency Detection with LLMcited by 0
- 2024Cross-Document Event-Keyed Summarizationcited by 0
- 2025A Unified Retrieval Framework with Document Ranking and EDU Filtering for Multi-document Summarizationcited by 0
- 2025A Structured Literature Review on Traditional Approaches in Current Natural Language Processingcited by 0
50 most cited of 58 All 58 (JSON)
- 2026MetaSyn: A Benchmark for LLM Agents on Meta-Analysis Articles from Nature Portfolio15 Jun 2026
- 2026A Training-Free Mixture-of-Agents Framework for Multi-Document Summarization using LLMs and Knowledge Graphs2 Jun 2026
- 2026QChunker: Learning Question-Aware Text Chunking for Domain RAG via Multi-Agent Debate12 Mar 2026
- 2026From Global to Local: Learning Context-Aware Graph Representations for Document Classification and Summarization3 Feb 2026
- 2025Narrative Consolidation: Formulating a New Task for Unifying Multi-Perspective Accounts19 Dec 2025
- 2025Large Language Model-Based Generation of Discharge Summaries7 Dec 2025
- 2025Document Intelligence in the Era of Large Language Models: A Survey15 Oct 2025
- 2025Topic-Guided Reinforcement Learning with LLMs for Enhancing Multi-Document Summarization11 Sep 2025
- 2025SurGE: A Benchmark and Evaluation Framework for Scientific Survey Generation21 Aug 2025
- 2025Vec2Summ: Text Summarization via Probabilistic Sentence Embeddings9 Aug 2025
- 2025MRGSEM-Sum: An Unsupervised Multi-document Summarization Framework based on Multi-Relational Graphs and Structural Entropy Minimization31 Jul 2025
- 2025A Structured Literature Review on Traditional Approaches in Current Natural Language Processing19 May 2025
38 more
- 2025A Unified Retrieval Framework with Document Ranking and EDU Filtering for Multi-document Summarization23 Apr 2025
- 2025Explainable identification of similarities between entities for discovery in large text22 Mar 2025
- 2024EventSum: A Large-Scale Event-Centric Summarization Dataset for Chinese Multi-News Documents16 Dec 2024
- 2024Cross-Document Event-Keyed Summarization18 Oct 2024
- 2024Customized Information and Domain-centric Knowledge Graph Construction with Large Language Models30 Sep 2024
- 2024Automated Review Generation Method Based on Large Language Models30 Jul 2024
- 2024TopicTag: Automatic Annotation of NMF Topic Models Using Chain of Thought and Prompt Tuning with LLMs29 Jul 2024
- 2024M2DS: Multilingual Dataset for Multi-document Summarisation17 Jul 2024
- 2024GenSco: Can Question Decomposition based Passage Alignment improve Question Answering?14 Jul 2024
- 2024Unsupervised Extraction of Dialogue Policies from Conversations21 Jun 2024
- 2024LightPAL: Lightweight Passage Retrieval for Open Domain Multi-Document Summarization18 Jun 2024
- 2024Text Generation: A Systematic Literature Review of Tasks, Evaluation, and Challenges24 May 2024
- 2024Disentangling Specificity for Abstractive Multi-document Summarization12 May 2024
- 2024What's under the hood: Investigating Automatic Metrics on Meeting Summarization17 Apr 2024
- 2024Multi-Review Fusion-in-Context22 Mar 2024
- 2024SIFiD: Reassess Summary Factual Inconsistency Detection with LLM12 Mar 2024
- 2024A Comprehensive Survey on Process-Oriented Automatic Text Summarization with Exploration of LLM-Based Methods5 Mar 2024
- 2024Benchmarking LLMs on the Semantic Overlap Summarization Task26 Feb 2024
- 2023Leveraging Generative AI for Clinical Evidence Summarization Needs to Ensure Trustworthiness19 Nov 2023
- 2023PELMS: Pre-training for Effective Low-Shot Multi-Document Summarization16 Nov 2023
- 2023Leveraging Deep Learning for Abstractive Code Summarization of Unofficial Documentation23 Oct 2023
- 2023Multi-document Summarization: A Comparative Evaluation10 Sep 2023
- 2023Chunk, Align, Select: A Simple Long-sequence Processing Method for Transformers25 Aug 2023
- 2023Absformer: Transformer-based Model for Unsupervised Multi-Document Abstractive Summarization7 Jun 2023
- 2023Peek Across: Improving Multi-Document Modeling via Cross-Document Question-Answering24 May 2023
- 2023Recent Trends in Unsupervised Summarization18 May 2023
- 2023Summarizing Multiple Documents with Conversational Structure for Meta-Review Generation2 May 2023
- 2023Medical Question Summarization with Entity-driven Contrastive Learning15 Apr 2023
- 2023RISC: Generating Realistic Synthetic Bilingual Insurance Contract9 Apr 2023
- 2023Compressed Heterogeneous Graph for Abstractive Multi-Document Summarization12 Mar 2023
- 2023PDSum: Prototype-driven Continuous Summarization of Evolving Multi-document Sets Stream10 Feb 2023
- 2023Combining Deep Neural Reranking and Unsupervised Extraction for Multi-Query Focused Summarization2 Feb 2023
- 2023QR-CLIP: Introducing Explicit Open-World Knowledge for Location and Time Reasoning2 Feb 2023
- 2022A Survey on Medical Document Summarization3 Dec 2022
- 2022Document-aware Positional Encoding and Linguistic-guided Encoding for Abstractive Multi-document Summarization13 Sep 2022
- 2022Parallel Hierarchical Transformer with Attention Alignment for Abstractive Multi-Document Summarization16 Aug 2022
- 2022Descartes: Generating Short Descriptions of Wikipedia Articles20 May 2022
- 2022Generating Tips from Song Reviews: A New Dataset and Framework14 May 2022
50 newest of 58 All 58 (JSON)
- 2021Recursively Summarizing Books with Human Feedbackcited by 287
- 2024A Comprehensive Survey on Process-Oriented Automatic Text Summarization with Exploration of LLM-Based Methodscited by 101
- 2023Peek Across: Improving Multi-Document Modeling via Cross-Document Question-Answeringcited by 28
- 2023Summarizing Multiple Documents with Conversational Structure for Meta-Review Generationcited by 27
- 2021A Survey on Multi-modal Summarizationcited by 26
- 2024Text Generation: A Systematic Literature Review of Tasks, Evaluation, and Challengescited by 18
- 2022A Survey on Medical Document Summarizationcited by 14
- 2025SurGE: A Benchmark and Evaluation Framework for Scientific Survey Generationcited by 14
- 2023Chunk, Align, Select: A Simple Long-sequence Processing Method for Transformerscited by 9
- 2024What's under the hood: Investigating Automatic Metrics on Meeting Summarizationcited by 9
- 2023PDSum: Prototype-driven Continuous Summarization of Evolving Multi-document Sets Streamcited by 7
- 2024Automated Review Generation Method Based on Large Language Modelscited by 7
12 most cited of 54 All 54 (JSON)
- 2026From Global to Local: Learning Context-Aware Graph Representations for Document Classification and Summarization3 Feb 2026
- 2025Narrative Consolidation: Formulating a New Task for Unifying Multi-Perspective Accounts19 Dec 2025
- 2025Large Language Model-Based Generation of Discharge Summaries7 Dec 2025
- 2025Document Intelligence in the Era of Large Language Models: A Survey15 Oct 2025
- 2025Topic-Guided Reinforcement Learning with LLMs for Enhancing Multi-Document Summarization11 Sep 2025
- 2025SurGE: A Benchmark and Evaluation Framework for Scientific Survey Generation21 Aug 2025
- 2025Vec2Summ: Text Summarization via Probabilistic Sentence Embeddings9 Aug 2025
- 2025MRGSEM-Sum: An Unsupervised Multi-document Summarization Framework based on Multi-Relational Graphs and Structural Entropy Minimization31 Jul 2025
- 2025A Structured Literature Review on Traditional Approaches in Current Natural Language Processing19 May 2025
- 2025A Unified Retrieval Framework with Document Ranking and EDU Filtering for Multi-document Summarization23 Apr 2025
- 2025Explainable identification of similarities between entities for discovery in large text22 Mar 2025
- 2024EventSum: A Large-Scale Event-Centric Summarization Dataset for Chinese Multi-News Documents16 Dec 2024
12 newest of 54 All 54 (JSON)