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Sequential pattern mining is an interesting research area with broad range of applications. Most prior research on sequential pattern mining has considered point-based data where events occur instantaneously. However, in many application…

Machine Learning · Computer Science 2020-09-16 S. Mohammad Mirbagheri , Howard J. Hamilton

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 a quantitative sequential database, numerous efficient algorithms have been developed for high-utility sequential pattern mining (HUSPM). HUSPM establishes a relationship between frequency and significance in the real world and reflects…

Databases · Computer Science 2025-12-23 Kai Cao , Yucong Duan , Wensheng Gan

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

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

High utility pattern mining is an interesting yet challenging problem. The intrinsic computational cost of the problem will impose further challenges if efficiency in addition to the efficacy of a solution is sought. Recently, this problem…

Databases · Computer Science 2024-01-01 S. Mohammad Mirbagheri

High-utility sequential pattern mining (HUSPM) has emerged as an important topic due to its wide application and considerable popularity. However, due to the combinatorial explosion of the search space when the HUSPM problem encounters a…

Databases · Computer Science 2023-01-02 Chunkai Zhang , Yuting Yang , Zilin Du , 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

Traditional high-utility itemset mining (HUIM) aims to determine all high-utility itemsets (HUIs) that satisfy the minimum utility threshold (\textit{minUtil}) in transaction databases. However, in most applications, not all HUIs are…

Databases · Computer Science 2021-11-02 Jinbao Miao , Shicheng Wan , Wensheng Gan , Jiayi Sun , Jiahui Chen

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

In big data era, the collected data usually contains rich information and hidden knowledge. Utility-oriented pattern mining and analytics have shown a powerful ability to explore these ubiquitous data, which may be collected from various…

Databases · Computer Science 2019-09-17 Wensheng Gan , Jerry Chun-Wei Lin , Han-Chieh Chao , Shyue-Liang Wang , Philip S. Yu

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

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

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

Utility mining emerged to overcome the limitations of frequent itemset mining by considering the utility of an item. Utility of an item is based on user's interest or preference. Recently, temporal data mining has become a core technical…

Databases · Computer Science 2015-07-08 Anjali N. Radkar , S. S. Pawar

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

Frequent itemset mining in uncertain transaction databases semantically and computationally differs from traditional techniques applied on standard (certain) transaction databases. Uncertain transaction databases consist of sets of…

Databases · Computer Science 2010-08-16 Thomas Bernecker , Hans-Peter Kriegel , Matthias Renz , Florian Verhein , Andreas Züfle

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

Advances in data collection and data storage technologies have given way to the establishment of transactional databases among companies and organizations, as they allow enormous amounts of data to be stored efficiently. Useful knowledge…

Cryptography and Security · Computer Science 2018-03-01 Vasileios Kagklis , Elias C. Stavropoulos , Vassilios S. Verykios

Discovering valuable insights from rich data is a crucial task for exploratory data analysis. Sequential pattern mining (SPM) has found widespread applications across various domains. In recent years, low-utility sequential pattern mining…

Databases · Computer Science 2026-04-28 Jian Zhu , Zhidong Lin , Wensheng Gan , Philip S. Yu