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相关论文: SCR-Apriori for Mining `Sets of Contrasting Rules'

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Mining frequent itemsets and association rules is an essential task within data mining and data analysis. In this paper, we introduce PrefRec, a recursive algorithm for finding frequent itemsets and association rules. Its main advantage is…

数据库 · 计算机科学 2022-02-10 Abdelkader Mokkadem , Mariane Pelletier , Louis Raimbault

In many real-world applications, sequential rule mining (SRM) can provide prediction and recommendation functions for a variety of services. It is an important technique of pattern mining to discover all valuable rules that belong to…

数据库 · 计算机科学 2022-06-13 Wensheng Gan , Gengsen Huang , Jian Weng , Tianlong Gu , Philip S. Yu

As the growing interest of web recommendation systems those are applied to deliver customized data for their users, we started working on this system. Generally the recommendation systems are divided into two major categories such as…

信息检索 · 计算机科学 2013-12-02 Ujwala Wanaskar , Sheetal Vij , Debajyoti Mukhopadhyay

With the growing size of data sets, feature selection becomes increasingly important. Taking interactions of original features into consideration will lead to extremely high dimension, especially when the features are categorical and…

数据库 · 计算机科学 2021-04-13 Qiuqiang Lin , Chuanhou Gao

Network intrusion detection systems have become a crucial issue for computer systems security infrastructures. Different methods and algorithms are developed and proposed in recent years to improve intrusion detection systems. The most…

人工智能 · 计算机科学 2012-09-06 Ehsan Saboori , Shafigh Parsazad , Yasaman Sanatkhani

With the advent of large-scale heterogeneous search engines comes the problem of unified search control resulting in mismatches that could have otherwise avoided. A mechanism is needed to determine exact patterns in web mining and…

密码学与安全 · 计算机科学 2019-01-28 Nazim Uddin Sheikh , Hasina Rahman , Hamid Al-Qahtani

With the widespread application of efficient pattern mining algorithms, sequential patterns that allow gap constraints have become a valuable tool to discover knowledge from biological data such as DNA and protein sequences. Among all kinds…

数据库 · 计算机科学 2023-06-13 Zefeng Chen , Wensheng Gan , Gengsen Huang , Zhenlian Qi , Yan Li , Philip S. Yu

Recent sequential pattern mining methods have used the minimum description length (MDL) principle to define an encoding scheme which describes an algorithm for mining the most compressing patterns in a database. We present a novel…

机器学习 · 统计学 2016-11-14 Jaroslav Fowkes , Charles Sutton

Mining association rules is a task of data mining, which extracts knowledge in the form of significant implication relation of useful items (objects) from a database. Mining multilevel association rules uses concept hierarchies, also called…

数据库 · 计算机科学 2010-12-30 Mohamed Salah Gouider , Amine Farhat

The Apriori algorithm is a classical algorithm for the frequent itemset mining problem. A significant bottleneck in Apriori is the number of I/O operation involved, and the number of candidates it generates. We investigate the role of LSH…

数据库 · 计算机科学 2016-03-08 Debajyoti Bera , Rameshwar Pratap

Over the years, data mining has attracted most of the attention from the research community. The researchers attempt to develop faster, more scalable algorithms to navigate over the ever increasing volumes of spatial gene expression data in…

数据库 · 计算机科学 2010-01-14 M. Anandhavalli , M. K. Ghose , K. Gauthaman

Given a set of items and a set of evaluators who all individually rank them, how do we aggregate these evaluations into a single societal ranking? Work in social choice and statistics has produced many aggregation methods for this problem,…

计算机科学与博弈论 · 计算机科学 2025-08-26 Ratip Emin Berker , Ben Armstrong , Vincent Conitzer , Nihar B. Shah

Randomised controlled trials (RCTs) are the most effective approach to causal discovery, but in many circumstances it is impossible to conduct RCTs. Therefore observational studies based on passively observed data are widely accepted as an…

人工智能 · 计算机科学 2016-11-11 Jiuyong Li , Thuc Duy Le , Lin Liu , Jixue Liu , Zhou Jin , Bingyu Sun , Saisai Ma

In this paper we introduce a new type of pattern -- a flipping correlation pattern. The flipping patterns are obtained from contrasting the correlations between items at different levels of abstraction. They represent surprising…

数据库 · 计算机科学 2015-03-19 Marina Barsky , Sangkyum Kim , Tim Weninger , Jiawei Han

The need to analyze information from streams arises in a variety of applications. One of its fundamental research directions is to mine sequential patterns over data streams. Current studies mine series of items based on the presence of the…

数据库 · 计算机科学 2022-04-12 Thomas Guyet , Wenbin Zhang , Albert Bifet

This paper deals with the binary classification task when the target class has the lower probability of occurrence. In such situation, it is not possible to build a powerful classifier by using standard methods such as logistic regression,…

机器学习 · 统计学 2015-02-26 Cheikh Ndour , Aliou Diop , Simplice Dossou-Gbété

Contrastive learning has shown effectiveness in improving sequential recommendation models. However, existing methods still face challenges in generating high-quality contrastive pairs: they either rely on random perturbations that corrupt…

信息检索 · 计算机科学 2025-12-23 Ziqiang Cui , Yunpeng Weng , Xing Tang , Xiaokun Zhang , Shiwei Li , Peiyang Liu , Bowei He , Dugang Liu , Weihong Luo , Xiuqiang He , Chen Ma

While machine-learning models are flourishing and transforming many aspects of everyday life, the inability of humans to understand complex models poses difficulties for these models to be fully trusted and embraced. Thus, interpretability…

人工智能 · 计算机科学 2020-06-18 Guangyi Zhang , Aristides Gionis

In this paper, the mining of hybrid association rules with rough set approach is investigated as the algorithm RSHAR.The RSHAR algorithm is constituted of two steps mainly. At first, to join the participant tables into a general table to…

数据库 · 计算机科学 2009-06-24 Anjana Pandey , K. R. Pardasani

This article presents the use of Answer Set Programming (ASP) to mine sequential patterns. ASP is a high-level declarative logic programming paradigm for high level encoding combinatorial and optimization problem solving as well as…

人工智能 · 计算机科学 2017-11-15 Thomas Guyet , Yves Moinard , René Quiniou , Torsten Schaub