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Related papers: Flexible Pattern Discovery and Analysis

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Because of usefulness and comprehensibility, fuzzy data mining has been extensively studied and is an emerging topic in recent years. Compared with utility-driven itemset mining technologies, fuzzy utility mining not only takes utilities…

Databases · Computer Science 2021-11-02 Shicheng Wan , Wensheng Gan , Xu Guo , Jiahui Chen , Unil Yun

High utility itemset mining approaches discover hidden patterns from large amounts of temporal data. However, an inescapable problem of high utility itemset mining is that its discovered results hide the quantities of patterns, which causes…

Databases · Computer Science 2022-08-29 Shicheng Wan , Zhenqiang Ye , Wensheng Gan , Jiahui Chen

Finding high-importance patterns in data is an emerging data mining task known as High-utility itemset mining (HUIM). Given a minimum utility threshold, a HUIM algorithm extracts all the high-utility itemsets (HUIs) whose utility values are…

Databases · Computer Science 2023-03-28 Shan Huang , Wensheng Gan , Jinbao Miao , Xuming Han , Philippe Fournier-Viger

The High Average Utility Itemset Mining (HAUIM) technique, a variation of High Utility Itemset Mining (HUIM), uses the average utility of the itemsets. Historically, most HAUIM algorithms were designed for static databases. However,…

Databases · Computer Science 2024-07-17 Jing Chen , Shengyi Yang , Weiping Ding , Peng Li , Aijun Liu , Hongjun Zhang , Tian Li

High-utility Itemset Mining (HUIM) finds itemsets from a transaction database with utility no less than a user-defined threshold where the utility of an itemset is defined as the sum of the item-wise utilities. In this paper, we generalize…

Databases · Computer Science 2020-05-12 Siddharth Dawar , Debajyoti Bera , Vikram Goyal

Utility is an important concept in economics. A variety of applications consider utility in real-life situations, which has lead to the emergence of utility-oriented mining (also called utility mining) in the recent decade. Utility mining…

Databases · Computer Science 2021-04-01 Wensheng Gan , Jerry Chun-Wei Lin , Jiexiong Zhang , Han-Chieh Chao , Hamido Fujita , Philip S. Yu

High utility sequential pattern mining (HUSPM) is a significant and valuable activity in knowledge discovery and data analytics with many real-world applications. In some cases, HUSPM can not provide an excellent measure to predict what…

Artificial Intelligence · Computer Science 2022-09-28 Chunkai Zhang , Maohua Lyu , Wensheng Gan , Philip S. Yu

Utility-driven mining is an essential task in data science, as it can provide deeper insight into the real world. High-utility sequential rule mining (HUSRM) aims at discovering sequential rules with high utility and high confidence. It can…

Databases · Computer Science 2026-02-02 Zhenqiang Ye , Wensheng Gan , Gengsen Huang , Tianlong Gu , Philip S. Yu

Discovering valuable insights from data through meaningful associations is a crucial task. However, it becomes challenging when trying to identify representative patterns in quantitative databases, especially with large datasets, as…

Databases · Computer Science 2024-10-31 Lamine Diop , Marc Plantevit

Recently, contiguous sequential pattern mining (CSPM) gained interest as a research topic, due to its varied potential real-world applications, such as web log and biological sequence analysis. To date, studies on the CSPM problem remain in…

Databases · Computer Science 2021-11-02 Chunkai Zhang , Quanjian Dai , Zilin Du , Wensheng Gan , Jian Weng , Philip S. Yu

The goal of high-utility sequential pattern mining (HUSPM) is to efficiently discover profitable or useful sequential patterns in a large number of sequences. However, simply being aware of utility-eligible patterns is insufficient for…

Artificial Intelligence · Computer Science 2022-10-28 Lili Chen , Wensheng Gan , Chien-Ming Chen

With the advent of big data, periodic pattern mining has demonstrated significant value in real-world applications, including smart home systems, healthcare systems, and the medical field. However, advances in network technology have…

Databases · Computer Science 2025-09-22 Qingfeng Zhou , Wensheng Gan , Zhenlian Qi , Philip S. Yu

In rapidly evolving e-commerce industry, the capability of selecting high-quality data for model training is essential. This study introduces the High-Utility Sequential Pattern Mining using SHAP values (HUSPM-SHAP) model, a utility…

Machine Learning · Computer Science 2024-10-11 Danny Y. C. Wang , Lars Arne Jordanger , Jerry Chun-Wei Lin

Fuzzy systems have good modeling capabilities in several data science scenarios, and can provide human-explainable intelligence models with explainability and interpretability. In contrast to transaction data, which have been extensively…

Databases · Computer Science 2021-03-31 Wensheng Gan , Zilin Du , Weiping Ding , Chunkai Zhang , Han-Chieh Chao

For artificial intelligence, high-utility sequential rule mining (HUSRM) is a knowledge discovery method that can reveal the associations between events in the sequences. Recently, abundant methods have been proposed to discover…

Artificial Intelligence · Computer Science 2023-09-29 Chunkai Zhang , Maohua Lyu , Huaijin Hao , Wensheng Gan , Philip S. Yu

Knowledge discovery in databases aims at finding useful information, which can be deployed for decision making. The problem of high utility itemset mining has specifically garnered huge research focus in the past decade, as it aims to find…

Databases · Computer Science 2023-08-30 Pushp , Satish Chand

In this paper, we propose a novel data structure called PUN-list, which maintains both the utility information about an itemset and utility upper bound for facilitating the processing of mining high utility itemsets. Based on PUN-lists, we…

Databases · Computer Science 2015-10-09 Zhi-Hong Deng , Shulei Ma , He Liu

Utility mining has emerged as an important and interesting topic owing to its wide application and considerable popularity. However, conventional utility mining methods have a bias toward items that have longer on-shelf time as they have a…

Databases · Computer Science 2020-11-30 Chunkai Zhang , Zilin Du , Yuting Yang , Wensheng Gan , Philip S. Yu

As an important data mining technology, high utility itemset mining (HUIM) is used to find out interesting but hidden information (e.g., profit and risk). HUIM has been widely applied in many application scenarios, such as market analysis,…

Artificial Intelligence · Computer Science 2022-08-29 Jiahui Chen , Yixin Xu , Shicheng Wan , Wensheng Gan , Jerry Chun-Wei Lin

Efficient discovery of frequent itemsets in large datasets is a crucial task of data mining. In recent years, several approaches have been proposed for generating high utility patterns, they arise the problems of producing a large number of…

Databases · Computer Science 2012-12-04 B. Adinarayana Reddy , O. Srinivasa Rao , M. H. M. Krishna Prasad