Challenge: Open information extraction (OIE) is a method for extracting facts from text in structured format . alternative formulations allow for longer tuples, but most work focuses on binary predicates only.
Approach: They propose to extract facts from natural language text and represent them as structured triples . they compare different neural network architectures and training approaches .
Outcome: The proposed approach improves the currently best models on the OIE16 benchmark by 0.421 F1 score and 0.420 AUC-PR .

Similar Papers

Syntactically Rich Discriminative Training: An Effective Method for Open Information Extraction (2022.emnlp-main)

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Challenge: Open information extraction (OIE) is the task of extracting facts from natural language text.
Approach: They propose a method for computing syntactically rich text embeddings using the structure of dependency trees and a discriminative approach to OIE where tokens in the generated fact are classified as "real" and "fake" they propose to reduce repetitive tokens and improve models' ability to generate implicit facts by a factor of 23%.
Outcome: The proposed method reduces repetitive tokens by a factor of 23% on the CaRB, OIE2016, and LSOIE datasets and improves on augmented datasets.
When to Use What: An In-Depth Comparative Empirical Analysis of OpenIE Systems for Downstream Applications (2023.acl-long)

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Challenge: Existing consensus on which OpenIE model is best for each application is lacking . different assumptions made by different models and datasets have a statistically significant effect on performance, making it important to choose the most appropriate OpenIE system for one’s applications.
Approach: They propose to use OpenIE to extract relation tuples from plain text to compare different models and training sets to find the best model for their applications.
Outcome: The proposed models perform well on a Complex QA application.
A Survey on Open Information Extraction from Rule-based Model to Large Language Model (2024.findings-emnlp)

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Challenge: Open Information Extraction (OpenIE) is a key NLP task aimed at extracting structured information from unstructured text sources.
Approach: They propose to categorize OpenIE into rule-based, neural, and pre-trained large language models and discuss each within a chronological framework.
Outcome: The paper categorizes OpenIE approaches into rule-based, neural, and pre-trained large language models, discussing each within a chronological framework.
IELM: An Open Information Extraction Benchmark for Pre-Trained Language Models (2022.emnlp-main)

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Challenge: Recent studies show pre-trained LMs store linguistic and relational knowledge . pre-training LM models can answer "fill-in-the-blank" questions based on pre-defined relations .
Approach: They propose an open information extraction benchmark for pre-trained language models . they turn pre-trained LMs into zero-shot OIE systems to examine open relational information .
Outcome: The proposed benchmark outperforms state-of-the-art methods on factual OIE datasets without training sets.
Open Information Extraction on Scientific Text: An Evaluation (C18-1)

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Challenge: Open Information Extraction (OIE) is the unsupervised creation of structured information from text.
Approach: They propose to use two state-of-the-art OIE systems to evaluate the performance of OIE on scientific texts originating from 10 different disciplines.
Outcome: The proposed methods perform significantly worse on scientific text than encyclopedic text.
Efficient Data Learning for Open Information Extraction with Pre-trained Language Models (2023.findings-emnlp)

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Challenge: Experimental results indicate that, compared to previous SOTA methods, OK-IE requires only 1/100 of the training data (900 instances) and 1/120 of the time (3 minutes) to achieve comparable results.
Approach: They propose a framework that transforms OpenIE into the pre-training task form of the T5 model, thereby reducing the need for extensive training data.
Outcome: The proposed framework transforms OpenIE into the pre-training task form of the T5 model, reducing the need for extensive training data and significantly reducing training time.
Improving Open Information Extraction via Iterative Rank-Aware Learning (P19-1)

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Challenge: Open information extraction (IE) is the task of extracting open-domain assertions from natural language sentences.
Approach: They propose an additional binary classification loss to calibrate the extraction likelihood . they propose an iterative learning process where extractions generated by the open IE model are incrementally included as training samples to help the model learn from trial and error.
Outcome: Experiments on open information extraction (IE) show that the extraction likelihood is not well calibrated when comparing quality of extracted assertions.
LSOIE: A Large-Scale Dataset for Supervised Open Information Extraction (2021.eacl-main)

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Challenge: Open Information Extraction (OIE) systems extract factual propositions into n-ary tuples . current datasets are limited in size and diversity .
Approach: They propose to convert QA-SRL 2.0 dataset to large-scale OIE dataset LSOIE.
Outcome: The proposed dataset is 20 times larger than the next largest human-annotated OIE dataset.
Syntactic Multi-view Learning for Open Information Extraction (2022.emnlp-main)

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Challenge: Open Information Extraction (OpenIE) aims to generate structured tuples from unstructured open-domain text.
Approach: They propose to model constituency and dependency trees into word-level graphs and combine them with sentential semantic representations to extract relational tuples.
Outcome: The proposed model integrates constituency and dependency trees into word-level graphs and enables neural OpenIE to learn from syntactic structures.
Leveraging Linguistically Enhanced Embeddings for Open Information Extraction (2024.lrec-main)

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Challenge: Open Information Extraction (OIE) is a structure prediction task in NLP that aims to extract structured n-ary tuples from free text.
Approach: They propose to leverage linguistic features with a Seq2Seq PLM for OIE to improve performance.
Outcome: The proposed methods give any neural OIE architecture the key performance boost from both PLMs and linguistic features in one go.

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