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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

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

On-shelf utility mining (OSUM) is an emerging research direction in data mining. It aims to discover itemsets that have high relative utility in their selling time period. Compared with traditional utility mining, OSUM can find more…

Databases · Computer Science 2022-08-31 Jiahui Chen , Xu Guo , Wensheng Gan , Shichen Wan , Philip S. Yu

Network Utility Maximization (NUM) studies the problems of allocating traffic rates to network users in order to maximize the users' total utility subject to network resource constraints. In this paper, we propose a new NUM framework,…

Networking and Internet Architecture · Computer Science 2020-12-18 Xinzhe Fu , Eytan Modiano

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 (HUI) mining problem is one of the important problems in the data mining literature. The problem offers greater flexibility to a decision maker to incorporate her/his notion of utility into the pattern mining process.…

Databases · Computer Science 2018-09-10 Srikumar Krishnamoorthy

The amount of transmitted data in computer networks is expected to grow considerably in the future, putting more and more pressure on the network infrastructures. In order to guarantee a good service, it then becomes fundamental to use the…

Networking and Internet Architecture · Computer Science 2018-05-14 Stefano D'Aronco , Pascal Frossard

High-utility itemset mining finds itemsets from a transaction database with utility no less than a fixed user-defined threshold. The utility of an itemset is defined as the sum of the utilities of its item. Several algorithms were proposed…

Data Structures and Algorithms · Computer Science 2019-11-19 Siddharth Dawar , Vikram Goyal , Debajyoti Bera

Sequential pattern mining (SPM) is an important technique of pattern mining, which has many applications in reality. Although many efficient sequential pattern mining algorithms have been proposed, there are few studies can focus on target…

Databases · Computer Science 2022-03-01 Gengsen Huang , Wensheng Gan , Philip S. Yu

Episode discovery from an event is a popular framework for data mining tasks and has many real-world applications. An episode is a partially ordered set of objects (e.g., item, node), and each object is associated with an event type. This…

Databases · Computer Science 2021-06-29 Shicheng Wan , Jiahui Chen , Wensheng Gan , Guoting Chen , Vikram Goyal

We consider the problem of optimally utilizing $N$ resources, each in an unknown binary state. The state of each resource can be inferred from state-dependent noisy measurements. Depending on its state, utilizing a resource results in…

Systems and Control · Computer Science 2017-05-18 Lorenzo Ferrari , Qing Zhao , Anna Scaglione

In pattern mining, sequential rules provide a formal framework to capture the temporal relationships and inferential dependencies between items. However, the discovery process is computationally intensive. To obtain mining results…

Databases · Computer Science 2026-02-20 Wensheng Gan , Gengsen Huang , Junyu Ren , Philip S. Yu

The ability to estimate resource consumption of SQL queries is crucial for a number of tasks in a database system such as admission control, query scheduling and costing during query optimization. Recent work has explored the use of…

Databases · Computer Science 2012-08-02 Jiexing Li , Arnd Christian König , Vivek Narasayya , Surajit Chaudhuri

Within the domain of data mining, one critical objective is the discovery of sequential rules with high utility. The goal is to discover sequential rules that exhibit both high utility and strong confidence, which are valuable in real-world…

Databases · Computer Science 2026-02-02 Chunkai Zhang , Jiarui Deng , Maohua Lyu , Wensheng Gan , Philip S. Yu

Sequential pattern mining (SPM) has excellent prospects and application spaces and has been widely used in different fields. The non-overlapping SPM, as one of the data mining techniques, has been used to discover patterns that have…

Databases · Computer Science 2023-04-25 Zefeng Chen , Wensheng Gan , Gengsen Huang , Yan Li , Zhenlian Qi

This paper addresses the problem of sequential submodular maximization: selecting and ranking items in a sequence to optimize some composite submodular function. In contrast to most of the previous works, which assume access to the utility…

Machine Learning · Computer Science 2024-09-10 Jing Yuan , Shaojie Tang

Now a days, data mining and knowledge discovery methods are applied to a variety of enterprise and engineering disciplines to uncover interesting patterns from databases. The study of Sequential patterns is an important data mining problem…

Databases · Computer Science 2009-06-24 Jigyasa Bisaria , Namita Shrivastava , K. R. Pardasani

In any caching system, the admission and eviction policies determine which contents are added and removed from a cache when a miss occurs. Usually, these policies are devised so as to mitigate staleness and increase the hit probability.…

Networking and Internet Architecture · Computer Science 2016-11-15 Mostafa Dehghan , Laurent Massoulie , Don Towsley , Daniel Menasche , Y. C. Tay

Submodular function maximization is a fundamental combinatorial optimization problem with plenty of applications -- including data summarization, influence maximization, and recommendation. In many of these problems, the goal is to find a…

Data Structures and Algorithms · Computer Science 2023-09-04 Yanhao Wang , Yuchen Li , Francesco Bonchi , Ying Wang

With the growing popularity of shared resources, large volumes of complex data of different types are collected automatically. Traditional data mining algorithms generally have problems and challenges including huge memory cost, low…

Databases · Computer Science 2021-04-01 Wensheng Gan , Jerry Chun-Wei Lin , Philippe Fournier-Viger , Han-Chieh Chao , Philip S. Yu