Retrieval-augmented generative question answering for event argument extraction

X Du, H Ji - arXiv preprint arXiv:2211.07067, 2022 - arxiv.org
Event argument extraction has long been studied as a sequential prediction problem with
extractive-based methods, tackling each argument in isolation. Although recent work …

The devil is in the details: On the pitfalls of event extraction evaluation

H Peng, X Wang, F Yao, K Zeng, L Hou, J Li… - arXiv preprint arXiv …, 2023 - arxiv.org
Event extraction (EE) is a crucial task aiming at extracting events from texts, which includes
two subtasks: event detection (ED) and event argument extraction (EAE). In this paper, we …

Contextualized soft prompts for extraction of event arguments

C Nguyen, H Mẫn, T Nguyen - Findings of the Association for …, 2023 - aclanthology.org
Event argument extraction (EAE) is a sub-task of event extraction where the goal is to
identify roles of entity mentions for events in text. The current state-of-the-art approaches for …

Document-level event argument extraction with a chain reasoning paradigm

J Liu, C Liang, J Xu, H Liu, Z Zhao - … of the 61st Annual Meeting of …, 2023 - aclanthology.org
Document-level event argument extraction aims to identify event arguments beyond
sentence level, where a significant challenge is to model long-range dependencies …

A Survey of Document-Level Information Extraction

H Zheng, S Wang, L Huang - arXiv preprint arXiv:2309.13249, 2023 - arxiv.org
Document-level information extraction (IE) is a crucial task in natural language processing
(NLP). This paper conducts a systematic review of recent document-level IE literature. In …

An AMR-based link prediction approach for document-level event argument extraction

Y Yang, Q Guo, X Hu, Y Zhang, X Qiu… - arXiv preprint arXiv …, 2023 - arxiv.org
Recent works have introduced Abstract Meaning Representation (AMR) for Document-level
Event Argument Extraction (Doc-level EAE), since AMR provides a useful interpretation of …

From simple to complex: A progressive framework for document-level informative argument extraction

Q Huang, Y Zhang, D Zhao - arXiv preprint arXiv:2310.16358, 2023 - arxiv.org
Document-level Event Argument Extraction (EAE) requires the model to extract arguments of
multiple events from a single document. Considering the underlying dependencies between …

EACE: A document-level event argument extraction model with argument constraint enhancement

J Zhou, K Shuang, Q Wang, X Yao - Information Processing & Management, 2024 - Elsevier
There are two key challenges remaining for the document-level event argument extraction
tasks: long-range dependency and same-role argument assignment. The existing methods …

A hybrid detection and generation framework with separate encoders for event extraction

G Shi, Y Su, Y Ma, M Zhou - … of the 17th Conference of the …, 2023 - aclanthology.org
The event extraction task typically consists of event detection and event argument extraction.
Most previous work models these two subtasks with shared representation by multiple …

Event extraction in basque: Typologically motivated cross-lingual transfer-learning analysis

M Zubillaga, O Sainz, A Estarrona… - arXiv preprint arXiv …, 2024 - arxiv.org
Cross-lingual transfer-learning is widely used in Event Extraction for low-resource
languages and involves a Multilingual Language Model that is trained in a source language …