Papers with structured representations
Identifying Supporting Facts for Multi-hop Question Answering with Document Graph Networks (D19-53)
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| Challenge: | Recent advances in reading comprehension have resulted in models that surpass human performance when the answer is contained in a single, continuous passage of text. |
| Approach: | They propose a document-structured message passing architecture for the identification of supporting facts over a graph-structure based representation of text. |
| Outcome: | The proposed model outperforms a baseline reading comprehension test on raw text and shows that it is relevant for multi-hop reasoning. |
🧑🍳 Cooking Up Creativity: Enhancing LLM Creativity through Structured Recombination (2026.tacl-1)
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| Challenge: | Large Language Models excel at many tasks, yet struggle to generate truly creative ideas. |
| Approach: | They propose a novel approach that enhances Large Language Models' creativity by manipulating structured representations of existing ideas. |
| Outcome: | The proposed model outperforms GPT-4o in novelty and diversity and outperformed GPT-0 in creative generation. |
Scene Graph Modification Based on Natural Language Commands (2020.findings-emnlp)
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Xuanli He, Quan Hung Tran, Gholamreza Haffari, Walter Chang, Zhe Lin, Trung Bui, Franck Dernoncourt, Nhan Dam
| Challenge: | Numerous parsing methods have been developed for a single sentence, while a typical human-computer interaction session or conversation is not singleturn. |
| Approach: | They propose to modify an existing scene graph given a new user's command by using graph-based sparse transformer and cross attention information fusion to improve performance. |
| Outcome: | The proposed models outperform previous systems adapted from the machine translation and graph generation literature and contribute to the research community. |
Neural Storyline Extraction Model for Storyline Generation from News Articles (N18-1)
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| Challenge: | Existing approaches to storyline generation are domain dependent and cannot deal with unseen event types. |
| Approach: | They propose a neural network-based approach to extract structured representations and evolution patterns of storylines without using annotated data. |
| Outcome: | The proposed model outperforms state-of-the-art approaches on accuracy and efficiency on three news corpora and it is based on supervised models. |
SR-LLM: Rethinking the Structured Representation in Large Language Model (2025.acl-long)
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Jiahuan Zhang, Tianheng Wang, Ziyi Huang, Yulong Wu, Hanqing Wu, DongbaiChen DongbaiChen, Linfeng Song, Yue Zhang, Guozheng Rao, Kaicheng Yu
| Challenge: | Structured representations have long been pivotal in computational linguistics, but their role remains ambiguous in the Large Language Models (LLMs) era. |
| Approach: | They propose a framework that integrates structured representations into LLMs from training-free and training-dependent perspectives. |
| Outcome: | The proposed framework integrates structured representations through natural language descriptions in LLM prompts while augmenting the model’s inference capability through fine-tuning on linguistically described structured representation. |
Neural Text Generation from Rich Semantic Representations (N19-1)
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| Challenge: | 2 is a neural model that maps a linearization of Dependency MRS to text . 1 is based on a BLEU score of 66.11 when trained on gold data . |
| Approach: | They propose to use Minimal Recursion Semantics to generate high-quality text from structured representations. |
| Outcome: | The proposed model achieves a BLEU score of 77.17 on the full test set and 83.37 on the subset of test data most closely matching the silver data domain. |
Interpreting User Requests in the Context of Natural Language Standing Instructions (2024.findings-naacl)
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| Challenge: | Existing approaches to LLM-based dialogue modeling provide additional context for users to make requests. |
| Approach: | They propose an approach to LLM-based dialogue modeling where persistent user constraints and preferences are provided as additional context for such interfaces. |
| Outcome: | The proposed model achieves a maximum of 46% exact match on the prediction of 2.4K English dialogues with a language-to-program dataset. |
Focus on the Action: Learning to Highlight and Summarize Jointly for Email To-Do Items Summarization (2022.findings-acl)
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| Challenge: | Existing to-do item generation models focus on generating action mentions to provide more structured summaries of email text. |
| Approach: | They propose a learning to highlight and summarize framework to learn to identify the most salient text and actions and incorporate these structured representations to generate more faithful to-do items. |
| Outcome: | The proposed model outperforms baseline models and achieves state-of-the-art performance in terms of evaluation and human judgement. |
STRUCTSUM Generation for Faster Text Comprehension (2024.acl-long)
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| Challenge: | Current large language models (LLMs) fail to adequately structure and organize information in a way that facilitates comprehension. |
| Approach: | They propose a taxonomy of problems around factuality, global and local structure common to both modalities and propose 'auto-QA' to improve the accuracy of generated structured representations. |
| Outcome: | The proposed models improve accuracy and speed without loss of accuracy. |
ThinkPersona: Thinking with Persona Graphs for Faithful Individualized Role-Playing (2026.acl-long)
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| Challenge: | Large Language Models are increasingly utilized as role-playing agents to simulate personas in interactive settings. |
| Approach: | They propose a role-playing agent trained to explicitly ground responses in individual identity. |
| Outcome: | The proposed agent can generate persona-consistent responses in long-context dialogues while maintaining general instruction-following capabilities. |
Toward Consistent World Models with Multi-Token Prediction and Latent Semantic Enhancement (2026.acl-long)
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| Challenge: | Existing methods to learn internal world models rely on one-step supervision . however, standard MTP suffers from structural hallucinations . |
| Approach: | They propose a method which anchors predictions to ground-truth hidden state trajectories. |
| Outcome: | The proposed method bridges the gap between discrete tokens and continuous state representations, reducing structural hallucinations, and improving robustness to perturbations. |
MedVerse: Efficient and Reliable Medical Reasoning via DAG-Structured Parallel Execution (2026.acl-long)
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Jianwen Chen, Xinyu Yang, Peng Xia, Arian Azarang, Yueh Z Lee, Gang Li, Hongtu Zhu, Yun Li, Beidi Chen, Huaxiu Yao
| Challenge: | Recent advances in large reasoning models have broadened the capabilities of medical artificial intelligence. |
| Approach: | They propose a reasoning framework for complex medical inference that reformulates medical reasoning as a parallelizable directed acyclic graph process based on Petri Net theory. |
| Outcome: | The proposed reasoning framework improves strong general-purpose LLMs by up to 8.9%. |