Results 81 to 90 of about 615 (220)

High frequency low utility (HFLU) itemsets.

open access: yes, 2018
High frequency low utility (HFLU) itemsets.
Justin Zhan (5545352)   +2 more
core   +1 more source

Towards efficiently mining closed high utility itemsets from incremental databases [PDF]

open access: yes, 2018
The set of closed high-utility itemsets (CHUIs) concisely represents the exact utility of all itemsets. Yet, it can be several orders of magnitude smaller than the set of all high-utility itemsets.
Ramampiaro, Heri   +3 more
core   +2 more sources

Selective Database Projections Based Approach for Mining High-Utility Itemsets

open access: yesIEEE Access, 2018
High-utility itemset mining (HilIM) is an emerging area of data mining and is widely used. HilIM differs from the frequent itemset mining (FIM), as the latter considers only the frequency factor, whereas the former has been designed to address both ...
Anita Bai   +2 more
doaj   +1 more source

An AI knowledge‐based system for police assistance in crime investigation

open access: yesExpert Systems, Volume 42, Issue 1, January 2025.
Abstract The fight against crime is often an arduous task overall when huge amounts of data have to be inspected, as is currently the case when it comes for example in the detection of criminal activity on the dark web. This work presents and describes an artificial intelligence (AI) based system that combines various tools to assist police or law ...
Carlos Fernandez‐Basso   +4 more
wiley   +1 more source

Mining High Average-Utility Itemsets

open access: yes, 2012
[[abstract]]The average utility measure is adopted in this paper to reveal a better utility effect of combining several items than the original utility measure. A mining algorithm is then proposed to efficiently find the high average-utility itemsets. It
Hong, Tzung-Pei; Lee, Cho-Han; Wang, Shyue-Liang
core  

Low frequency high utility (LFHU) itemsets.

open access: yes, 2018
Low frequency high utility (LFHU) itemsets.
Justin Zhan (5545352)   +2 more
core   +1 more source

MINING CONCISE REPRESENTATIONS OF FREQUENT HIGH-UTILITY OCCUPANCY ITEMSETS USING GENERATOR PATTERNS

open access: yesTạp chí Khoa học Đại học Đà Lạt
A current trend in data mining is the discovery of frequent high-utility occupancy itemsets (FHUOIs) in quantitative databases. These itemsets capture user preferences and significantly contribute to transaction utility, making them valuable for real ...
Van Hai Duong   +2 more
doaj   +1 more source

EXPLOIT MINING HIGH UTILITY ITEMSETS WITH NEGATIVE UNIT PROFITS FROM VERTICALLY DISTRIBUTED DATABASES

open access: yesTạp chí Khoa học Đại học Đà Lạt, 2020
High Utility Itemset (HUI) mining is an important problem in the data mining literature that considers the utilities for businesses of items (such as profits and margins) that are discovered from transactional databases.
Cao Tùng Anh   +2 more
doaj   +1 more source

Research on Risk Identification of Coal Mine Ventilation Systems Based on HFACS and Apriori Algorithm

open access: yesAdvances in Civil Engineering, Volume 2025, Issue 1, 2025.
The coal industry has always been a typically high‐risk industry with frequent accidents and extremely adverse impacts. Cases of accidents in coal mine ventilation systems serve as a concentrated demonstration of accident hazards and hold significant value for identifying key risk factors that may induce disasters in coal mine ventilation systems. This
Mingjia Jing   +4 more
wiley   +1 more source

Unveiling Success Drivers in Gaming: A Machine Learning Study Across Steam, Twitch, and Metacritic

open access: yesInternational Journal of Computer Games Technology, Volume 2025, Issue 1, 2025.
This study employs machine learning to assess the relative impact of major platforms—Steam, Twitch, and Metacritic—on video game revenue. Through an integrated analysis of three comprehensive datasets comprising commercially successful titles on Steam, key predictors of financial performance were identified.
Jiesi Ma, Michael J. Katchabaw
wiley   +1 more source

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