A Text-based Ontology-driven Decision Support System

The coming of the Big Data era has posed great challenges to the traditional de- cision support systems, which are unable to effectively leverage unstructured data, necessi- tating more flexible and adaptable approaches. Originating from the same acknowledgment expressed in the Value from Public Hea...

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Main Author: Nguyen Kim, Chinh
Other Authors: Informaatioteknologian tiedekunta, Faculty of Information Technology, Informaatioteknologia, Information Technology, Jyväskylän yliopisto, University of Jyväskylä
Format: Master's thesis
Language:eng
Published: 2018
Subjects:
Online Access: https://jyx.jyu.fi/handle/123456789/58459
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author Nguyen Kim, Chinh
author2 Informaatioteknologian tiedekunta Faculty of Information Technology Informaatioteknologia Information Technology Jyväskylän yliopisto University of Jyväskylä
author_facet Nguyen Kim, Chinh Informaatioteknologian tiedekunta Faculty of Information Technology Informaatioteknologia Information Technology Jyväskylän yliopisto University of Jyväskylä Nguyen Kim, Chinh Informaatioteknologian tiedekunta Faculty of Information Technology Informaatioteknologia Information Technology Jyväskylän yliopisto University of Jyväskylä
author_sort Nguyen Kim, Chinh
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description The coming of the Big Data era has posed great challenges to the traditional de- cision support systems, which are unable to effectively leverage unstructured data, necessi- tating more flexible and adaptable approaches. Originating from the same acknowledgment expressed in the Value from Public Health Data with Cognitive Computing project, this study introduces a text-based approach to designing decision support systems and evaluates its practicality, utility as well as its advantages in facing these challenges. The potential ben- efits from leveraging Semantic Web technologies as a driving force and in improving the performance of such systems were also investigated. For assessing the validity of the ap- proach in practice, two proof-of-concept prototypes were developed in succession. Theoretical analysis showed that a text-based decision support system is fully capable of alleviating the difficulties faced by traditional systems in utilizing unstructured textual data in the decision-making process. On the other hand, the implementations of the prototypes demonstrated the possibility of employing large-scale and well-structured ontologies like SNOMED-CT as the basis for knowledge representation, resulting in performance gain. At the same time, the application of the proposed semantic relevance measure was shown to further enhance the derivation of relevant information. While additional and more conclusive evaluations are needed, the study proved that a text-based ontology-driven decision support system is feasible and worthy of further research.
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spellingShingle Nguyen Kim, Chinh A Text-based Ontology-driven Decision Support System decision support systems Semantic Web ontology text analytic natural lan- guage processing semantic similarity semantic relevance Tietotekniikka Mathematical Information Technology 602 ontologiat (tiedonhallinta) semanttinen web big data tiedonhakujärjestelmät ontologies (information management) semantic web information retrieval systems
title A Text-based Ontology-driven Decision Support System
title_full A Text-based Ontology-driven Decision Support System
title_fullStr A Text-based Ontology-driven Decision Support System A Text-based Ontology-driven Decision Support System
title_full_unstemmed A Text-based Ontology-driven Decision Support System A Text-based Ontology-driven Decision Support System
title_short A Text-based Ontology-driven Decision Support System
title_sort text based ontology driven decision support system
title_txtP A Text-based Ontology-driven Decision Support System
topic decision support systems Semantic Web ontology text analytic natural lan- guage processing semantic similarity semantic relevance Tietotekniikka Mathematical Information Technology 602 ontologiat (tiedonhallinta) semanttinen web big data tiedonhakujärjestelmät ontologies (information management) semantic web information retrieval systems
topic_facet 602 Mathematical Information Technology Semantic Web Tietotekniikka big data decision support systems information retrieval systems natural lan- guage processing ontologiat (tiedonhallinta) ontologies (information management) ontology semantic relevance semantic similarity semantic web semanttinen web text analytic tiedonhakujärjestelmät
url https://jyx.jyu.fi/handle/123456789/58459 http://www.urn.fi/URN:NBN:fi:jyu-201806083114
work_keys_str_mv AT nguyenkimchinh atextbasedontologydrivendecisionsupportsystem AT nguyenkimchinh textbasedontologydrivendecisionsupportsystem