negSPUC: Trees-Based Single-Phase High-Utility Itemset Mining Algorithm with Negative Profit Values

B. Anup Bhat, S. V. Harish*, M. Geetha

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

High-utility itemset mining (HUIM) extracts novel, non-trivial itemsets by incorporating the revenue generated by the purchased items from voluminous customer transaction databases. Although, most of the tree-based algorithms in the literature are two-phased, recently a single-phase algorithm called single-phase utility computation (SPUC) has been proposed. However, such conventional algorithms mine only a subset of HUIs when certain items bear negative profit values in the database. In this study, negSPUC algorithm has been proposed where the two compact tree structures—Utility Count Tree and String Utility Tree—are restructured to handle items bearing negative profits. negSPUC with path-based and overestimated utility pruning strategies can mine a complete set of HUIs when transaction database contains both positive and/or negative profit values. Further, experimental evaluation on synthetic and real data sets demonstrates the efficiency of negSPUC over HUINIV-Mine algorithm.

Original languageEnglish
Title of host publicationMachine Learning, Image Processing, Network Security and Data Sciences - Select Proceedings of 3rd International Conference on MIND 2021
EditorsRajesh Doriya, Badal Soni, Anupam Shukla, Xiao-Zhi Gao
PublisherSpringer Science and Business Media Deutschland GmbH
Pages739-750
Number of pages12
ISBN (Print)9789811958670
DOIs
Publication statusPublished - 2023
Event3rd International Conference on Machine Learning, Image Processing, Network Security and Data Sciences, MIND 2021 - Raipur, India
Duration: 11-12-202112-12-2021

Publication series

NameLecture Notes in Electrical Engineering
Volume946
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference3rd International Conference on Machine Learning, Image Processing, Network Security and Data Sciences, MIND 2021
Country/TerritoryIndia
CityRaipur
Period11-12-2112-12-21

All Science Journal Classification (ASJC) codes

  • Industrial and Manufacturing Engineering

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