Neighborhood Optimization for Therapy Decision Support

This work targets the development of a neighborhood-based Collaborative Filtering therapy recommender system for clinical decision support. The proposed algorithm estimates outcome of pharmaceutical therapy options in order to derive recommendations. Two approaches, namely a Relief-based algorithm a...

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Main Authors: Gräßer Felix, Malberg Hagen, Zaunseder Sebastian
Format: Article
Language:English
Published: De Gruyter 2019-09-01
Series:Current Directions in Biomedical Engineering
Subjects:
Online Access:https://doi.org/10.1515/cdbme-2019-0001
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author Gräßer Felix
Malberg Hagen
Zaunseder Sebastian
author_facet Gräßer Felix
Malberg Hagen
Zaunseder Sebastian
author_sort Gräßer Felix
collection DOAJ
description This work targets the development of a neighborhood-based Collaborative Filtering therapy recommender system for clinical decision support. The proposed algorithm estimates outcome of pharmaceutical therapy options in order to derive recommendations. Two approaches, namely a Relief-based algorithm and a metric learning approach are investigated. Both adapt similarity functions to the underlying data in order to determine the neighborhood incorporated into the filtering process. The implemented approaches are evaluated regarding the accuracy of the outcome estimations. The metric learning approach can outperform the Relief-based algorithms. It is, however, inferior regarding explainability of the generated recommendations.
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spelling doaj.art-255fefeecadf40b690efe2b3cce67f9d2022-12-22T04:35:04ZengDe GruyterCurrent Directions in Biomedical Engineering2364-55042019-09-01511410.1515/cdbme-2019-0001cdbme-2019-0001Neighborhood Optimization for Therapy Decision SupportGräßer Felix0Malberg Hagen1Zaunseder Sebastian2Institute of Biomedical Engineering, Technical University Dresden,Dresden, GermanyInstitute of Biomedical Engineering, Technical University Dresden,Dresden, GermanyDepartment of Information Technology, University of Applied Sciences and Arts Dortmund,Dortmund, GermanyThis work targets the development of a neighborhood-based Collaborative Filtering therapy recommender system for clinical decision support. The proposed algorithm estimates outcome of pharmaceutical therapy options in order to derive recommendations. Two approaches, namely a Relief-based algorithm and a metric learning approach are investigated. Both adapt similarity functions to the underlying data in order to determine the neighborhood incorporated into the filtering process. The implemented approaches are evaluated regarding the accuracy of the outcome estimations. The metric learning approach can outperform the Relief-based algorithms. It is, however, inferior regarding explainability of the generated recommendations.https://doi.org/10.1515/cdbme-2019-0001clinical decision support systemcdsstherapy recommender systemneighborhood optimization
spellingShingle Gräßer Felix
Malberg Hagen
Zaunseder Sebastian
Neighborhood Optimization for Therapy Decision Support
Current Directions in Biomedical Engineering
clinical decision support system
cdss
therapy recommender system
neighborhood optimization
title Neighborhood Optimization for Therapy Decision Support
title_full Neighborhood Optimization for Therapy Decision Support
title_fullStr Neighborhood Optimization for Therapy Decision Support
title_full_unstemmed Neighborhood Optimization for Therapy Decision Support
title_short Neighborhood Optimization for Therapy Decision Support
title_sort neighborhood optimization for therapy decision support
topic clinical decision support system
cdss
therapy recommender system
neighborhood optimization
url https://doi.org/10.1515/cdbme-2019-0001
work_keys_str_mv AT graßerfelix neighborhoodoptimizationfortherapydecisionsupport
AT malberghagen neighborhoodoptimizationfortherapydecisionsupport
AT zaunsedersebastian neighborhoodoptimizationfortherapydecisionsupport