A tree-based approach for frequent pattern mining from uncertain data

CKS Leung, MAF Mateo, DA Brajczuk - … and Data Mining: 12th Pacific-Asia …, 2008 - Springer
Many frequent pattern mining algorithms find patterns from traditional transaction databases,
in which the content of each transaction—namely, items—is definitely known and precise …

Mining uncertain data

CKS Leung - Wiley Interdisciplinary Reviews: Data Mining and …, 2011 - Wiley Online Library
As an important data mining and knowledge discovery task, association rule mining
searches for implicit, previously unknown, and potentially useful pieces of information—in …

DSTree: a tree structure for the mining of frequent sets from data streams

CKS Leung, QI Khan - … Conference on Data Mining (ICDM'06), 2006 - ieeexplore.ieee.org
With advances in technology, a flood of data can be produced in many applications such as
sensor networks and Web click streams. This calls for efficient techniques for extracting …

CanTree: a canonical-order tree for incremental frequent-pattern mining

CKS Leung, QI Khan, Z Li, T Hoque - Knowledge and Information Systems, 2007 - Springer
Since its introduction, frequent-pattern mining has been the subject of numerous studies,
including incremental updating. Many existing incremental mining algorithms are Apriori …

CanTree: a tree structure for efficient incremental mining of frequent patterns

CKS Leung, QI Khan, T Hoque - Fifth IEEE International …, 2005 - ieeexplore.ieee.org
Since its introduction, frequent-pattern mining has been the subject of numerous studies,
including incremental updating. Many existing incremental mining algorithms are Apriori …

Constraint-based pattern set mining

LD Raedt, A Zimmermann - proceedings of the 2007 SIAM International …, 2007 - SIAM
Local pattern mining algorithms generate sets of patterns, which are typically not directly
useful and have to be further processed before actual application or interpretation. Rather …

Efficient mining of frequent patterns from uncertain data

CKS Leung, CL Carmichael… - Seventh IEEE International …, 2007 - ieeexplore.ieee.org
Since its introduction, mining of frequent patterns has been the subject of numerous studies.
Generally, they focus on improving algorithmic efficiency for finding frequent patterns or on …

Mining constrained frequent itemsets from distributed uncertain data

A Cuzzocrea, CKS Leung, RK MacKinnon - Future Generation Computer …, 2014 - Elsevier
Nowadays, high volumes of massive data can be generated from various sources (eg,
sensor data from environmental surveillance). Many existing distributed frequent itemset …

[HTML][HTML] A data analytic algorithm for managing, querying, and processing uncertain big data in cloud environments

F Jiang, CK Leung - Algorithms, 2015 - mdpi.com
Big data are everywhere as high volumes of varieties of valuable precise and uncertain data
can be easily collected or generated at high velocity in various real-life applications …

Reducing the search space for big data mining for interesting patterns from uncertain data

CKS Leung, RK MacKinnon… - 2014 IEEE International …, 2014 - ieeexplore.ieee.org
Many existing data mining algorithms search interesting patterns from transactional
databases of precise data. However, there are situations in which data are uncertain. Items …