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Definition An Ontology-Based Information Extraction System: A system that processes unstruc- tured or semi-structured natural language text through a mechanism guided by ontologies to extract certain types of information and presents the output using ontologies.
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Oct 10, 2024 · The outlined dataset and ontology facilitate the extraction of detailed information on materials compositions, underwent processing and ...
In this paper, we describe an approach to populate an existing ontology with instance information present in the natural language text provided as input.
An Ontology-based Clinical information extraction system (OB-CIE) is proposed to extract the clinical information from free-text clinical notes and convert them ...
Oct 22, 2024 · Information Extraction aims to retrieve certain types of information from natural language text by processing them automatically.
The purpose of Information Extraction (IE) is extracting information from unstructured, or semi structured machine readable documents by automatic means.
Abstract: This paper presents a novel system for extracting user relevant tabular information from documents. The pre- sented system is generic and can be ...
Information extraction systems employ ontologies as a means to describe formally the domain knowledge exploited by these systems for their operation.
Feb 22, 2023 · I am trying to build a knowledge graph (KG) from free-text. As stated in this paper by Nickel et al. (2015), open information extraction (openIE) techniques ...
Information extraction (IE) aims to retrieve certain types of information from natural language text by processing them automatically.