Results 31 to 40 of about 2,649,704 (304)

Hiding Sequential and Spatiotemporal Patterns

open access: yesIEEE Transactions on Knowledge and Data Engineering, 2010
The process of discovering relevant patterns holding in a database was first indicated as a threat to database security by O'Leary in [1]. Since then, many different approaches for knowledge hiding have emerged over the years, mainly in the context of association rules and frequent item sets mining.
Giannotti F, Bonchi F, Abul O
openaire   +4 more sources

Mapping Background Variables With Sequential Patterns in Problem-Solving Environments: An Investigation of United States Adults’ Employment Status in PIAAC

open access: yesFrontiers in Psychology, 2019
Adult assessments have evolved to keep pace with the changing nature of adult literacy and learning demands. As the importance of information and communication technologies (ICT) continues to grow, measures of ICT literacy skills, digital reading, and ...
Dandan Liao, Qiwei He, Hong Jiao
doaj   +1 more source

An Algorithm for Mining High Utility Sequential Patterns with Time Interval

open access: yesCybernetics and Information Technologies, 2019
Mining High Utility Sequential Patterns (HUSP) is an emerging topic in data mining which attracts many researchers. The HUSP mining algorithms can extract sequential patterns having high utility (importance) in a quantitative sequence database.
Duong Tran Huy   +4 more
doaj   +1 more source

Repérer les clichés dans les romans sentimentaux grâce à la méthode des « motifs »

open access: yesLidil, 2016
This paper deals with the exploration of genre-specific phraseology, more precisely, of “sequential patterns” expressing clichés. In our approach, a sequential pattern (or “motif”) is a specific and regular lexical and grammatical configuration.
Dominique Legallois   +2 more
doaj   +1 more source

Mining Weighted Sequential Patterns Based on Prefix-Tree and Prism Encoding

open access: yesVietnam Journal of Computer Science, 2023
The purpose of mining sequential patterns problem with weighted constraints is to find high-valued patterns, including infrequent patterns but having items which appear in the pattern of high importance in the sequence database (SD).
Thi-Thiet Pham   +4 more
doaj   +1 more source

An envelope method for analysing sequential pattern formation [PDF]

open access: yes, 2000
We examine sequential spatial pattern formation in a tissue interaction model for skin organ morphogenesis. Pattern formation occurs as a front sweeps across the domain leaving in its wake a steady state spatial pattern.
Cruywagen, GC   +6 more
core   +1 more source

Mining Transactional Databases for Frequent and High-Utility Fuzzy Sequential Patterns With Time Intervals

open access: yesIEEE Access, 2022
The field of data mining is progressing rapidly presenting researchers with many opportunities for research. Sequential pattern mining is a popular and long established technique in data mining which extracts data in the form of sequential patterns ...
Ritika, Sunil Kumar Gupta
doaj   +1 more source

Mining hybrid sequential patterns and sequential rules

open access: yesInformation Systems, 2002
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yen-Liang Chen   +2 more
openaire   +3 more sources

Generalized Net of the Process of Sequential Pattern Mining by Generalized Sequential Pattern Algorithm (GSP)

open access: yes, 2014
In the present paper is constructed a Generalized net model of a process of sequential pattern mining by a generalized sequential pattern algorithm. Sequence pattern mining is a technique used for predictive data mining.
Bureva, V.   +5 more
core   +1 more source

Parallel Sequential Pattern Mining of Massive Trajectory Data [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2010
The trajectory pattern mining problem has recently attracted much attention due to the rapid development of location-acquisition technologies, and parallel computing essentially provides an alternative method for handling this problem.
Shaojie Qiao, Tianrui Li, Jing Peng
doaj   +1 more source

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