Papers with extraction accuracy
VILA: Improving Structured Content Extraction from Scientific PDFs Using Visual Layout Groups (2022.tacl-1)
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| Challenge: | Recent work has improved extraction accuracy by incorporating elementary layout information, for example, each token’s 2D position on the page, into language model pretraining. |
| Approach: | They propose a method that explicitly models VIsual LAyout (VILA) groups, that is, text lines or text blocks, to further improve extraction accuracy. |
| Outcome: | The proposed methods show that inserting special tokens denoting layout group boundaries can lead to a 1.9% Macro F1 improvement in token classification. |
SURE: Mutually Visible Objects and Self-generated Candidate Labels For Relation Extraction (2025.coling-main)
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| Challenge: | Joint relation extraction models face high computational complexity, complex network architectures, difficult parameter tuning and limited interpretability. |
| Approach: | They develop a candidate label marker mechanism that prioritizes strategic label selection over simple label generation. |
| Outcome: | The proposed candidate label marks improve the SOTA methods by 2.5%, 1.9%, 1.2% . the proposed candidate labels improve the performance of the proposed methods . |
A Hybrid Supervised-LLM Pipeline for Actionable Suggestion Mining in Unstructured Customer Reviews (2026.eacl-industry)
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| Challenge: | Existing approaches to extract actionable suggestions from customer reviews are often mixed-intent, unstructured text. |
| Approach: | They propose a hybrid pipeline that uses a RoBERTa classifier and a precision–recall surrogate to extract actionable suggestions from customer reviews. |
| Outcome: | The proposed pipeline outperforms prompt-only, rule-based, and classifier-only baselines in extraction accuracy and cluster coherence. |
Lightweight Spatial Modeling for Combinatorial Information Extraction From Documents (2023.findings-eacl)
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Yanfei Dong, Lambert Deng, Jiazheng Zhang, Xiaodong Yu, Ting Lin, Francesco Gelli, Soujanya Poria, Wee Sun Lee
| Challenge: | Existing datasets do not cover documents with complex spatial structures and a lack of spatial information for document entity classification. |
| Approach: | They propose a new spatial bias in attention calculation based on the K-nearest-neighbor graph of document entities that limits entities’ attention to their local radius. |
| Outcome: | The proposed model outperforms baselines in most entity types and is highly parameter-efficient compared to existing methods. |
TextMineX: Data, Evaluation Framework and Ontology-guided LLM Pipeline for Humanitarian Mine Action (2026.findings-eacl)
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| Challenge: | Humanitarian Mine Action (HMA) authorities publish large amount of life-saving operational knowledge, but much remains locked away in unstructured reports. |
| Approach: | They propose a dataset, evaluation framework and ontology-guided large language model pipeline for knowledge extraction from text in the HMA domain. |
| Outcome: | The proposed framework improves extraction accuracy by 44.2% and reduces hallucinations by 22.5% . the proposed framework can be used to analyze human-annotated triples and an LLM-as-Judge protocol . |
PARSE: LLM Driven Schema Optimization for Reliable Entity Extraction (2025.emnlp-industry)
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| Challenge: | Structured information extraction from unstructured text is critical for Software 3.0 systems . current approaches to extract structured information from unstructed text are static contracts . |
| Approach: | They propose a system that automates JSON schemas for LLM consumption and optimizes them for LRM consumption. |
| Outcome: | The proposed system improves extraction accuracy and reduces errors by 92% within the first retry and maintaining practical latency. |
Label Drop for Multi-Aspect Relation Modeling in Universal Information Extraction (2025.naacl-long)
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| Challenge: | Extractive UIEs can solve model explosion problems using a relatively small model . single-target instruction UIE enables the extraction of only one type of relation at a time . |
| Approach: | They propose a model that assigns different relations to different levels for understanding and decision-making. |
| Outcome: | Experiments show that LDNet outperforms state-of-the-art systems on 9 tasks, 33 datasets . LDnet outperformed state- of-the art systems on single-modal and multi-modal tasks . |
Joint Learning-based Heterogeneous Graph Attention Network for Timeline Summarization (2022.naacl-main)
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| Challenge: | Existing studies on timeline summarization ignore the information interaction between sentences and dates, and combine them as two separate tasks. |
| Approach: | They propose a joint learning-based heterogeneous graph attention network for timeline summarization (HeterTls) they combine date selection and event detection into a unified framework to improve extraction accuracy . |
| Outcome: | The proposed model outperforms state-of-the-art models on four datasets . it significantly outperformed the baseline models on ROUGE scores and date selection metrics . |
Towards Better Question Generation in QA-based Event Extraction (2024.findings-acl)
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| Challenge: | True. True. EE aims to extract event-related information from unstructured texts. |
| Approach: | They propose a reinforcement learning method that evaluates the quality of a question and provides clear guidance to QA models. |
| Outcome: | The proposed method generates generalizable, high-quality, and context-dependent questions and provides clear guidance to QA models. |
Relation Extraction with Explanation (2020.acl-main)
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| Challenge: | Recent studies focus on improving relation extraction accuracy but little is known about their explanability. |
| Approach: | They propose to automatically generate "distractor" sentences to augment the bags and train the model to ignore the distractors. |
| Outcome: | The proposed model improves extraction accuracy while also explanability. |
Knowledge-guided Open Attribute Value Extraction with Reinforcement Learning (2020.emnlp-main)
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| Challenge: | Existing methods for open attribute value extraction for emerging entities are noisy or incomplete, even missing. |
| Approach: | They propose a knowledge-guided reinforcement learning framework for open attribute value extraction for emerging entities. |
| Outcome: | The proposed framework outperforms baselines by 16.5 - 27.8%. |
EMRs2CSP : Mining Clinical Status Pathway from Electronic Medical Records (2025.findings-acl)
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| Challenge: | Current studies focus on extracting tests or treatments when constructing clinical pathways, neglecting the patient's symptoms and diagnosis. |
| Approach: | They propose a novel clinical pathway representation: the clinical status pathway and a pipeline framework for extracting clinical status from electronic medical records. |
| Outcome: | The proposed framework improves extraction accuracy by modeling diagnostic and treatment processes and demonstrates significant improvements on medical question-answering and decision-support tasks. |
ProcVQA: Benchmarking the Effects of Structural Properties in Mined Process Visualizations on Vision–Language Model Performance (2025.findings-emnlp)
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Kazi Tasnim Zinat, Saad Mohammad Abrar, Shoumik Saha, Sharmila Duppala, Saimadhav Naga Sakhamuri, Zhicheng Liu
| Challenge: | Vision-Language Models have shown impressive capabilities and notable failures in data visualization understanding tasks. |
| Approach: | They propose a benchmark to analyze how specific properties within a visualization type affect VLM performance. |
| Outcome: | The proposed benchmark examines how specific properties affect VLM performance . it shows that models exhibit steep drops on multi-hop reasoning and extraction errors increase with edge density . |
Prompt Optimization for Relation Extraction using Reinforcement Learning (2026.findings-acl)
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| Challenge: | Existing prompt-based methods rely heavily on large-scale annotated datasets limiting their applicability in domain-specific and low-resource scenarios. |
| Approach: | They propose a reinforcement learning-based automated prompt optimization framework for domain relation extraction that optimizes prompt quality through interaction with a black-box LLM. |
| Outcome: | The proposed framework outperforms existing prompt-based methods and supervised baselines on multiple extraction datasets across medical, financial, legal, and news domains. |