Economou Polychronis
Associate Professor of Statistics
Associate Professor of Statistics
Research Interests:
Survival and Reliability Models
Diagnostics Tests
Biased Sampling and Weighted Distributions
Time Series
Statistical quality control
Stochastic optimazation
Big data analysis
Qualifications:
PhD in Statistics (NTUA, 2007)
MSc in Applied Mathematics (NTUA, 2003)
Degree in Mathematics (University of Ioannina, 2001)
Survival and Reliability Models
Diagnostics Tests
Biased Sampling and Weighted Distributions
Time Series
Statistical quality control
Stochastic optimazation
Big data analysis
Qualifications:
PhD in Statistics (NTUA, 2007)
MSc in Applied Mathematics (NTUA, 2003)
Degree in Mathematics (University of Ioannina, 2001)
RECENT PUBLICATIONS:
2026
G. Konstantopoulou, E. Georgiou, G. Ampatzidis, A. Armeni, N. Manesis, S. Tsemeli, K. Karaivazoglou, A. Batsidis, P. Economou and P. Alexopoulos. PromotINg BraIn HealTh in PrImAry SchooLs (INITIAL). Attitudes and opinions of primary school children about brain health. Journal of Brain Health, 1(1), 50-60, 2026.
M. Skondra, L. Papadopoulos, T. Kougioumtzoglou, C. Kandylakis, E. Konidari, V. Papalexiou, I. Marouli, L. M. Malagkoniari, A. Kostakiotis, T. Veskoukis, V. Peritogiannis, P. Economou, P. Felemegkas and P. Alexopoulos. Anticholinergic burden and cognitive and non-cognitive symptoms of neurocognitive disorders: Real-World evidence. Journal of Integrative Neuroscience. Accepted
A. Batsidis, A. Georgakis and P. Economou. Two-sample problem using a random and a biased sample. Environmental and Ecological Statistics.
https://doi.org/10.1080/02664763.2026.2625120
P. Biris and P. Economou Model Building Using Forward Selection and Machine Learning. Journal of Applied Statistics. https://doi.org/10.1080/02664763.2026.2625120
2025
A. Karaminas, P. Economou and S. Bersimis. Improving Healthcare Services using Machine Learning Techniques. In Statistical Methods and Applications in Systems Assurance and Quality, CRC Press, pp. 104-148, 2025
C. Spyropoulos, P. Economou and S. Bersimis. The Value of Data Exploitation in Sports Industry: An Overview. Statistical Methods and Applications in Systems Assurance and Quality, CRC Press, pp. 183-222, 2025
G. Giotopoulos, I. Koukouvelas, I. Skopeliti, P. Economou and D. Papoulis. Second grade education students' misconceptions on principles of geology. Geosciences, 15(9), 338, 2025
I. Kinchin, R.L. Fitzpatrick, G. Papageorgiou, J. Kane, P. Alexopoulos, P. Economou, J. Conlon, P. Grigorova, K. Greaney and I. Leroi. From data to dialogue towards setting research priorities for Lewy Body Dementia. npj Dementia. https://doi.org/10.1038/s44400-025-00019-x, 2025.
P. Alexopoulos, A. Demertzis, P. Biris, P. Economou, E. Frison, P. Dawes and I. Leroi. Pragmatic questionnaire-based evaluation of auditory function in individuals with major neurocognitive disorders and hearing loss in diverse contexts. Frontiers in Aging Neuroscience, 17, 1504358, 2025.
E. Skamnia, E.S. Bekri and P. Economou. Unraveling Meteorological Dynamics: A Two-Level Clustering Algorithm for Time Series Pattern Recognition with Missing Data Handling. Stats, 8(2):36, 2025.
G. Papageorgiou, E. Skamnia and P. Economou. AI-Assisted Literature Review: Integrating Visualization and Geometric Features for Insightful Analysis. WIREs Data Mining and Knowledge Discovery, 15: e70016, 2025.
I. Biliani, E. Skamnia, P. Economou and I. Zacharias. A novel methodology to correct chlorophyll-a concentrations from satellite data and assess credible phenological patterns. Remote Sensing. 17(7):1156, 2025
G. Papageorgiou, S. Bersimis and P. Economou. Real-time Monitoring of Streaming Text Data by Integrating Text Visualization Techniques and Natural Language. International Journal of Data Science and Analytics, https://doi.org/10.1007/s41060-025-00750-x
P. Alexopoulos, P. Felemegkas, X. Arampatzi, E. Billis, E. Dimakopoulou, P. Economou, G. A. Dimakopoulos, T. Exarchos, M. Frounta, P. Giannakopoulou, K. Kalaitzi, M.-L. Koula, E. Nastou, M. Skondra, P. Sakka, F. Kalligerou, N. Skarmeas, M. Tsatali, M. Krommyda, M. Karala, N. Mastoras, P. Vlamos, M. Yannakoulia, I. Zaganas, M. Karataraki, M. Basta, and C. Lyketsos. Pilot study of the Greek Interventional Geriatric Initiative to Prevent Cognitive Impairment and Disability (GINGER) in individuals with Subjective Cognitive Decline: Paving the Way towards brain health clinics in Greece. Frontiers in Psychiatry, 16, 1514227, 2025.
P. Alexopoulos, C. Bountoulis, E. Katirtzoglou, M. H. Kosmidis, K. Siarkos, M. Yannakoulia, E. Dardiotis, M. Skondra, G. Hadjigeorgiou, R. Perneczky, P. Sakka, E.-Z. Georgiou, M. Charalampopoulou, P. Felemegkas, I. Leroi, A. Batsidis, L. Perna, A. Politis, N. Scarmeas, and P. Economou, The potential of depressive symptoms to identify cognitive impairment in ageing. European Journal of Ageing, 22, 7, 2025.
S. Bersimis, A. Sachlas and P. Economou. Monitoring Defects on Products' Surface by Incorporating Scan Statistics into Process Monitoring Procedures, Quality and Reliability Engineering International, 41: 293-317, 2025.
Batsidis, G. Tzavelas and P. Economou. Inference under multivariate size-biased sampling, Journal of Applied Statistics, https://doi.org/10.1080/02664763.2025.2451972
2026
G. Konstantopoulou, E. Georgiou, G. Ampatzidis, A. Armeni, N. Manesis, S. Tsemeli, K. Karaivazoglou, A. Batsidis, P. Economou and P. Alexopoulos. PromotINg BraIn HealTh in PrImAry SchooLs (INITIAL). Attitudes and opinions of primary school children about brain health. Journal of Brain Health, 1(1), 50-60, 2026.
M. Skondra, L. Papadopoulos, T. Kougioumtzoglou, C. Kandylakis, E. Konidari, V. Papalexiou, I. Marouli, L. M. Malagkoniari, A. Kostakiotis, T. Veskoukis, V. Peritogiannis, P. Economou, P. Felemegkas and P. Alexopoulos. Anticholinergic burden and cognitive and non-cognitive symptoms of neurocognitive disorders: Real-World evidence. Journal of Integrative Neuroscience. Accepted
A. Batsidis, A. Georgakis and P. Economou. Two-sample problem using a random and a biased sample. Environmental and Ecological Statistics.
https://doi.org/10.1080/02664763.2026.2625120
P. Biris and P. Economou Model Building Using Forward Selection and Machine Learning. Journal of Applied Statistics. https://doi.org/10.1080/02664763.2026.2625120
2025
A. Karaminas, P. Economou and S. Bersimis. Improving Healthcare Services using Machine Learning Techniques. In Statistical Methods and Applications in Systems Assurance and Quality, CRC Press, pp. 104-148, 2025
C. Spyropoulos, P. Economou and S. Bersimis. The Value of Data Exploitation in Sports Industry: An Overview. Statistical Methods and Applications in Systems Assurance and Quality, CRC Press, pp. 183-222, 2025
G. Giotopoulos, I. Koukouvelas, I. Skopeliti, P. Economou and D. Papoulis. Second grade education students' misconceptions on principles of geology. Geosciences, 15(9), 338, 2025
I. Kinchin, R.L. Fitzpatrick, G. Papageorgiou, J. Kane, P. Alexopoulos, P. Economou, J. Conlon, P. Grigorova, K. Greaney and I. Leroi. From data to dialogue towards setting research priorities for Lewy Body Dementia. npj Dementia. https://doi.org/10.1038/s44400-025-00019-x, 2025.
P. Alexopoulos, A. Demertzis, P. Biris, P. Economou, E. Frison, P. Dawes and I. Leroi. Pragmatic questionnaire-based evaluation of auditory function in individuals with major neurocognitive disorders and hearing loss in diverse contexts. Frontiers in Aging Neuroscience, 17, 1504358, 2025.
E. Skamnia, E.S. Bekri and P. Economou. Unraveling Meteorological Dynamics: A Two-Level Clustering Algorithm for Time Series Pattern Recognition with Missing Data Handling. Stats, 8(2):36, 2025.
G. Papageorgiou, E. Skamnia and P. Economou. AI-Assisted Literature Review: Integrating Visualization and Geometric Features for Insightful Analysis. WIREs Data Mining and Knowledge Discovery, 15: e70016, 2025.
I. Biliani, E. Skamnia, P. Economou and I. Zacharias. A novel methodology to correct chlorophyll-a concentrations from satellite data and assess credible phenological patterns. Remote Sensing. 17(7):1156, 2025
G. Papageorgiou, S. Bersimis and P. Economou. Real-time Monitoring of Streaming Text Data by Integrating Text Visualization Techniques and Natural Language. International Journal of Data Science and Analytics, https://doi.org/10.1007/s41060-025-00750-x
P. Alexopoulos, P. Felemegkas, X. Arampatzi, E. Billis, E. Dimakopoulou, P. Economou, G. A. Dimakopoulos, T. Exarchos, M. Frounta, P. Giannakopoulou, K. Kalaitzi, M.-L. Koula, E. Nastou, M. Skondra, P. Sakka, F. Kalligerou, N. Skarmeas, M. Tsatali, M. Krommyda, M. Karala, N. Mastoras, P. Vlamos, M. Yannakoulia, I. Zaganas, M. Karataraki, M. Basta, and C. Lyketsos. Pilot study of the Greek Interventional Geriatric Initiative to Prevent Cognitive Impairment and Disability (GINGER) in individuals with Subjective Cognitive Decline: Paving the Way towards brain health clinics in Greece. Frontiers in Psychiatry, 16, 1514227, 2025.
P. Alexopoulos, C. Bountoulis, E. Katirtzoglou, M. H. Kosmidis, K. Siarkos, M. Yannakoulia, E. Dardiotis, M. Skondra, G. Hadjigeorgiou, R. Perneczky, P. Sakka, E.-Z. Georgiou, M. Charalampopoulou, P. Felemegkas, I. Leroi, A. Batsidis, L. Perna, A. Politis, N. Scarmeas, and P. Economou, The potential of depressive symptoms to identify cognitive impairment in ageing. European Journal of Ageing, 22, 7, 2025.
S. Bersimis, A. Sachlas and P. Economou. Monitoring Defects on Products' Surface by Incorporating Scan Statistics into Process Monitoring Procedures, Quality and Reliability Engineering International, 41: 293-317, 2025.
Batsidis, G. Tzavelas and P. Economou. Inference under multivariate size-biased sampling, Journal of Applied Statistics, https://doi.org/10.1080/02664763.2025.2451972
Economou Polychronis
Address:
University of Patras
Department of Civil
Engineering
265 00, Rion-Patras
Greece
Tel: +30 2610 997240
E-mail: peconom@upatras.gr
Address:
University of Patras
Department of Civil
Engineering
265 00, Rion-Patras
Greece
Tel: +30 2610 997240
E-mail: peconom@upatras.gr
University of Patras
Department of
Civil Engineering
Civil Engineering
School of Engineering
Publication metrics
Number of publications (papers, proceedings, R-packages): 91
mean number of co-authors per publication: 3.846
number of publications with respect to the number of co-authors
single author: 4
co-authors 1: 23 2: 28
3: 7 4: 7
5: 4 6: 3
7: 1 8: 1
9: 5 11: 1
12: 1 13: 1
14: 2 15: 1
19:1 26: 1
Co-authors network (clik to open)
Number of different co-authors: 171
Top co-authors (number of publications (%))
A. Batsidis: 17 (18.68%)
P. Alexopoulos: 17 (18.68%)
G. Tzavelas: 16 (17.58%)
S. Bersimis: 14 (15.38%)
C. Caroni: 13 (14.29%)
Number of publications (papers, proceedings, R-packages): 91
mean number of co-authors per publication: 3.846
number of publications with respect to the number of co-authors
single author: 4
co-authors 1: 23 2: 28
3: 7 4: 7
5: 4 6: 3
7: 1 8: 1
9: 5 11: 1
12: 1 13: 1
14: 2 15: 1
19:1 26: 1
Co-authors network (clik to open)
Number of different co-authors: 171
Top co-authors (number of publications (%))
A. Batsidis: 17 (18.68%)
P. Alexopoulos: 17 (18.68%)
G. Tzavelas: 16 (17.58%)
S. Bersimis: 14 (15.38%)
C. Caroni: 13 (14.29%)