OPP-Miner: Order-preserving sequential pattern mining for time series

Y Wu, Q Hu, Y Li, L Guo, X Zhu… - IEEE Transactions on …, 2022‏ - ieeexplore.ieee.org
Traditional sequential pattern mining methods were designed for symbolic sequence. As a
collection of measurements in chronological order, a time series needs to be discretized into …

COPP-Miner: Top-k Contrast Order-Preserving Pattern Mining for Time Series Classification

Y Wu, Y Meng, Y Li, L Guo, X Zhu… - … on Knowledge and …, 2023‏ - ieeexplore.ieee.org
Recently, order-preserving pattern (OPP) mining, a new sequential pattern mining method,
has been proposed to mine frequent relative orders in a time series. Although frequent …

ONP-Miner: One-off negative sequential pattern mining

Y Wu, M Chen, Y Li, J Liu, Z Li, J Li, X Wu - ACM Transactions on …, 2023‏ - dl.acm.org
Negative sequential pattern mining (SPM) is an important SPM research topic. Unlike
positive SPM, negative SPM can discover events that should have occurred but have not …

A new tree-based approach to mine sequential patterns

RA Rizvee, CF Ahmed, MF Arefin, CK Leung - Expert Systems with …, 2024‏ - Elsevier
Generic sequential pattern mining problem aims to mine the set of sequential patterns from a
sequential database that satisfies a minimum support or occurrence threshold constraint …

MCoR-Miner: Maximal co-occurrence nonoverlap** sequential rule mining

Y Li, C Zhang, J Li, W Song, Z Qi… - IEEE Transactions on …, 2023‏ - ieeexplore.ieee.org
The aim of sequential pattern mining (SPM) is to discover potentially useful information from
a given sequence. Although various SPM methods have been investigated, most of these …

OPR-Miner: Order-preserving rule mining for time series

Y Wu, X Zhao, Y Li, L Guo, X Zhu… - … on Knowledge and …, 2023‏ - ieeexplore.ieee.org
Discovering frequent trends in time series is a critical task in data mining. Recently, order-
preserving matching was proposed to find all occurrences of a pattern in a time series …

BND-VGG-19: A deep learning algorithm for COVID-19 identification utilizing X-ray images

Z Cao, J Huang, X He, Z Zong - Knowledge-Based Systems, 2022‏ - Elsevier
During the past two years, a highly infectious virus known as COVID-19 has been damaging
and harming the health of people all over the world. Simultaneously, the number of patients …

RNP-Miner: Repetitive nonoverlap** sequential pattern mining

M Geng, Y Wu, Y Li, J Liu… - … on Knowledge and …, 2023‏ - ieeexplore.ieee.org
Sequential pattern mining (SPM) is an important branch of knowledge discovery that aims to
mine frequent sub-sequences (patterns) in a sequential database. Various SPM methods …

Co-occurrence order-preserving pattern mining with keypoint alignment for time series

Y Wu, Z Wang, Y Li, Y Guo, H Jiang, X Zhu… - ACM Transactions on …, 2024‏ - dl.acm.org
Recently, order-preserving pattern (OPP) mining has been proposed to discover some
patterns, which can be seen as trend changes in time series. Although existing OPP mining …

NetDPO:(delta, gamma)-approximate pattern matching with gap constraints under one-off condition

Y Li, L Yu, J Liu, L Guo, Y Wu, X Wu - Applied Intelligence, 2022‏ - Springer
Approximate pattern matching not only is more general than exact pattern matching, but also
allows some data noise. Most of them adopt the Hamming distance to measure similarity …