Athanasios D. Fragkou
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View article: Exploring Price Patterns of Vegetables with Recurrence Quantification Analysis
Exploring Price Patterns of Vegetables with Recurrence Quantification Analysis Open
This study investigates the time-series behavior of vegetable prices in the Central Market of Thessaloniki, Greece, using Recurrence Plot (RP) analysis and Recurrence Quantification Analysis (RQA), which considers non-linearities and does …
View article: The credit card-augmented Divisia monetary aggregates: an analysis based on recurrence plots and visual boundary recurrence plots
The credit card-augmented Divisia monetary aggregates: an analysis based on recurrence plots and visual boundary recurrence plots Open
In this paper, we compare the dynamics of the growth rates of the original Divisia monetary aggregates, the credit card-augmented Divisia monetary aggregates, and the credit card-augmented Divisia inside monetary aggregates. This analysis …
View article: Multiple Sensors Data Integration for Traffic Incident Detection Using the Quadrant Scan
Multiple Sensors Data Integration for Traffic Incident Detection Using the Quadrant Scan Open
Non-recurrent congestion disrupts normal traffic operations and lowers travel time (TT) reliability, which leads to many negative consequences such as difficulties in trip planning, missed appointments, loss in productivity, and driver fru…
View article: Non-Linear Analysis of River System Dynamics Using Recurrence Quantification Analysis
Non-Linear Analysis of River System Dynamics Using Recurrence Quantification Analysis Open
Understanding the underlying processes and extracting detailed characteristics of rivers is critical and has not yet been fully developed. The purpose of this study was to examine the performance of non-linear time series methods on enviro…