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Related papers: Open Information Extraction on Scientific Text: An…

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This study presents OpenExtract, an open-source pipeline for automated data extraction in large-scale systematic literature reviews. The pipeline queries large language models (LLMs) to predict data entries based on relevant sections of…

Information Extraction (IE) from text refers to the task of extracting structured knowledge from unstructured text. The task typically consists of a series of sub-tasks such as Named Entity Recognition and Relation Extraction. Sourcing…

Computation and Language · Computer Science 2022-04-12 Yannis Papanikolaou , Marlene Staib , Justin Grace , Francine Bennett

Information Extraction (IE) plays a crucial role in Natural Language Processing (NLP) by extracting structured information from unstructured text, thereby facilitating seamless integration with various real-world applications that rely on…

Computation and Language · Computer Science 2024-06-05 Yida Cai , Hao Sun , Hsiu-Yuan Huang , Yunfang Wu

Structured and grounded representation of text is typically formalized by closed information extraction, the problem of extracting an exhaustive set of (subject, relation, object) triplets that are consistent with a predefined set of…

Computation and Language · Computer Science 2022-04-14 Martin Josifoski , Nicola De Cao , Maxime Peyrard , Fabio Petroni , Robert West

Extracting the relevant information out of a large number of documents is a challenging and tedious task. The quality of results generated by the traditionally available full-text search engine and text-based image retrieval systems is not…

Information Retrieval · Computer Science 2022-12-05 Riya Gupta , C. V. Jawahar

Information extraction from the scientific literature is one of the main techniques to transform unstructured knowledge hidden in the text into structured data which can then be used for decision-making in down-stream tasks. One such area…

Computation and Language · Computer Science 2024-12-17 Melanie McGrath , Harrison Bailey , Necva Bölücü , Xiang Dai , Sarvnaz Karimi , Cecile Paris

Automatic extraction of information from publications is key to making scientific knowledge machine readable at a large scale. The extracted information can, for example, facilitate academic search, decision making, and knowledge graph…

Computation and Language · Computer Science 2024-04-02 Tarek Saier , Mayumi Ohta , Takuto Asakura , Michael Färber

We describe the SemEval task of extracting keyphrases and relations between them from scientific documents, which is crucial for understanding which publications describe which processes, tasks and materials. Although this was a new task,…

Computation and Language · Computer Science 2017-05-03 Isabelle Augenstein , Mrinal Das , Sebastian Riedel , Lakshmi Vikraman , Andrew McCallum

Typically, information extraction (IE) requires a pipeline approach: first, a sequence labeling model is trained on manually annotated documents to extract relevant spans; then, when a new document arrives, a model predicts spans which are…

Computation and Language · Computer Science 2021-10-12 Benjamin Townsend , Eamon Ito-Fisher , Lily Zhang , Madison May

Web information extraction (WIE) is the task of automatically extracting data from web pages, offering high utility for various applications. The evaluation of WIE systems has traditionally relied on benchmarks built from HTML snapshots…

Computation and Language · Computer Science 2026-03-17 Seungbin Yang , Jihwan Kim , Jaemin Choi , Dongjin Kim , Soyoung Yang , ChaeHun Park , Jaegul Choo

Information Extraction (IE) aims to extract structural knowledge (e.g., entities, relations, events) from natural language texts, which brings challenges to existing methods due to task-specific schemas and complex text expressions. Code,…

Artificial Intelligence · Computer Science 2023-11-07 Yucan Guo , Zixuan Li , Xiaolong Jin , Yantao Liu , Yutao Zeng , Wenxuan Liu , Xiang Li , Pan Yang , Long Bai , Jiafeng Guo , Xueqi Cheng

Open Information Extraction (OpenIE) has been used in the pipelines of various NLP tasks. Unfortunately, there is no clear consensus on which models to use in which tasks. Muddying things further is the lack of comparisons that take…

Computation and Language · Computer Science 2022-11-16 Kevin Pei , Ishan Jindal , Kevin Chen-Chuan Chang , Chengxiang Zhai , Yunyao Li

This paper introduces a novel method for closed information extraction. The method employs a discriminative approach that incorporates type and entity-specific information to improve relation extraction accuracy, particularly benefiting…

Computation and Language · Computer Science 2025-06-23 Cedric Möller , Ricardo Usbeck

Question Aware Open Information Extraction (Question aware Open IE) takes question and passage as inputs, outputting an answer tuple which contains a subject, a predicate, and one or more arguments. Each field of answer is a natural…

Computation and Language · Computer Science 2020-09-17 Martin Kuo , Yaobo Liang , Lei Ji , Nan Duan , Linjun Shou , Ming Gong , Peng Chen

The field of information extraction from the Web emerged with the growth of the Web and the multiplication of online data sources. This paper is an analysis of information extraction methods. It presents a service oriented approach for web…

Information Retrieval · Computer Science 2011-08-30 Zahi Jarir , Mohamed Quafafou , Mahammed Erradi

Keyphrase extraction is a textual information processing task concerned with the automatic extraction of representative and characteristic phrases from a document that express all the key aspects of its content. Keyphrases constitute a…

Computation and Language · Computer Science 2019-07-31 Eirini Papagiannopoulou , Grigorios Tsoumakas

In this paper, we consider the problem of open information extraction (OIE) for extracting entity and relation level intermediate structures from sentences in open-domain. We focus on four types of valuable intermediate structures…

Computation and Language · Computer Science 2019-04-30 Mingming Sun , Xu Li , Xin Wang , Miao Fan , Yue Feng , Ping Li

Most modern Information Extraction (IE) systems are implemented as sequential taggers and only model local dependencies. Non-local and non-sequential context is, however, a valuable source of information to improve predictions. In this…

Computation and Language · Computer Science 2019-04-08 Yujie Qian , Enrico Santus , Zhijing Jin , Jiang Guo , Regina Barzilay

Scientific information extraction (SciIE) is critical for converting unstructured knowledge from scholarly articles into structured data (entities and relations). Several datasets have been proposed for training and validating SciIE models.…

Computation and Language · Computer Science 2024-10-29 Qi Zhang , Zhijia Chen , Huitong Pan , Cornelia Caragea , Longin Jan Latecki , Eduard Dragut

Information Extraction aims to distill structured, decision-relevant information from unstructured text, serving as a foundation for downstream understanding and reasoning. However, it is traditionally treated merely as a terminal…

Computation and Language · Computer Science 2026-04-17 Hang Lv , Sheng Liang , Hongchao Gu , Wei Guo , Defu Lian , Yong Liu , Hao Wang , Enhong Chen