Discovery of process variants based on trace context tree

Process variants usually exhibit a high degree of internal heterogeneity, in the sense that the executions of the process differ widely from each other due to contextual factors, human factors, or deliberate business decisions. Understanding differences among process variants helps analysts and mana...

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Main Authors: Huan Fang, Wangcheng Liu, Wusong Wang, Shunxiang Zhang
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:Connection Science
Subjects:
Online Access:http://dx.doi.org/10.1080/09540091.2023.2194578
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author Huan Fang
Wangcheng Liu
Wusong Wang
Shunxiang Zhang
author_facet Huan Fang
Wangcheng Liu
Wusong Wang
Shunxiang Zhang
author_sort Huan Fang
collection DOAJ
description Process variants usually exhibit a high degree of internal heterogeneity, in the sense that the executions of the process differ widely from each other due to contextual factors, human factors, or deliberate business decisions. Understanding differences among process variants helps analysts and managers to make informed decisions as to how to standardise or otherwise improve a business process. Existing process variant mining approaches typically fall short in full supporting semantic process variability mining, especially rarely taking activity behaviour relationships and trace context semantic into consideration. Here, we propose a semantic process variant discovery method, aimed at solving the difficulty of distinguishing similar-but-different behaviours directly from event logs. More specifically, we adapt concepts of benchmark logs and trace context tree to formalise context semantic of event log, to classify benchmark logs into several parts, thereby the clustered trace cohorts are mapped to discover the configurable process variants. In the experimental part, some performance metrics of the proposed method are evaluated and calculated by real-world event logs, supporting the usefulness of the proposed method. The experimental results show that the proposed method is able to distinguish similar-but-different behaviours and is superior to the characteristic trace clustering method using conventional neural networks.
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spelling doaj.art-997061ab3af54188a38d54b85fcbf7492023-09-15T10:48:01ZengTaylor & Francis GroupConnection Science0954-00911360-04942023-12-0135110.1080/09540091.2023.21945782194578Discovery of process variants based on trace context treeHuan Fang0Wangcheng Liu1Wusong Wang2Shunxiang Zhang3Anhui University of Science and TechnologyAnhui University of Science and TechnologyAnhui University of Science and TechnologyAnhui University of Science and TechnologyProcess variants usually exhibit a high degree of internal heterogeneity, in the sense that the executions of the process differ widely from each other due to contextual factors, human factors, or deliberate business decisions. Understanding differences among process variants helps analysts and managers to make informed decisions as to how to standardise or otherwise improve a business process. Existing process variant mining approaches typically fall short in full supporting semantic process variability mining, especially rarely taking activity behaviour relationships and trace context semantic into consideration. Here, we propose a semantic process variant discovery method, aimed at solving the difficulty of distinguishing similar-but-different behaviours directly from event logs. More specifically, we adapt concepts of benchmark logs and trace context tree to formalise context semantic of event log, to classify benchmark logs into several parts, thereby the clustered trace cohorts are mapped to discover the configurable process variants. In the experimental part, some performance metrics of the proposed method are evaluated and calculated by real-world event logs, supporting the usefulness of the proposed method. The experimental results show that the proposed method is able to distinguish similar-but-different behaviours and is superior to the characteristic trace clustering method using conventional neural networks.http://dx.doi.org/10.1080/09540091.2023.2194578configurable process miningprocess variantstrace clusteringprocess variabilitybehaviour profile
spellingShingle Huan Fang
Wangcheng Liu
Wusong Wang
Shunxiang Zhang
Discovery of process variants based on trace context tree
Connection Science
configurable process mining
process variants
trace clustering
process variability
behaviour profile
title Discovery of process variants based on trace context tree
title_full Discovery of process variants based on trace context tree
title_fullStr Discovery of process variants based on trace context tree
title_full_unstemmed Discovery of process variants based on trace context tree
title_short Discovery of process variants based on trace context tree
title_sort discovery of process variants based on trace context tree
topic configurable process mining
process variants
trace clustering
process variability
behaviour profile
url http://dx.doi.org/10.1080/09540091.2023.2194578
work_keys_str_mv AT huanfang discoveryofprocessvariantsbasedontracecontexttree
AT wangchengliu discoveryofprocessvariantsbasedontracecontexttree
AT wusongwang discoveryofprocessvariantsbasedontracecontexttree
AT shunxiangzhang discoveryofprocessvariantsbasedontracecontexttree