People

Dr Panagiotis Kanellopoulos

Lecturer
School of Computer Science and Electronic Engineering (CSEE)
Dr Panagiotis Kanellopoulos

Profile

Qualifications

  • PhD University of Patras,

  • MSc University of Patras,

  • Diploma University of Patras,

Appointments

University of Essex

  • Lecturer, Computer Science and Electronic Engineering, University of Essex (1/8/2019 - present)

Other academic

  • Tutor, Computer Science, Hellenic Open University (1/10/2017 - 31/7/2019)

  • Research scientist, Computer Technology Institute and Press "Diophantus" (1/11/2007 - 31/7/2019)

  • Instructor, Computer Engineering and Informatics, University of Patras (1/11/2007 - 31/7/2019)

Research and professional activities

Research interests

Algorithmic Game Theory

Algorithmic Mechanism Design

Design and Analysis of Algorithms

Reinforcement Learning

Teaching and supervision

Current teaching responsibilities

  • Industry Expert Lectures in Finance (BE653)

  • Team Project Challenge (CE201)

  • Finance in Practice: Industry Expert Lectures (CF968)

  • Machine Learning for Finance (CF969)

  • CCFEA MSc Dissertation (CF981)

Previous supervision

Rongsen Zhang
Rongsen Zhang
Thesis title: Mechanism Design Without Money for Heterogeneous and Distributed Facility Location Problems
Degree subject: Computational Finance
Degree type: Doctor of Philosophy
Awarded date: 23/5/2024
Hao Zhou
Hao Zhou
Thesis title: A Study on the Impact of Strategic Behaviour in Financial Networks
Degree subject: Computational Finance
Degree type: Doctor of Philosophy
Awarded date: 28/11/2023

Publications

Publications (1)

Kampouridis, M., Kanellopoulos, P., Kyropoulou, M., Melissourgos, T. and Voudouris, AA., (2022). Multi-Agent Systems for Computational Economics and Finance

Journal articles (23)

Caragiannis, I., Kanellopoulos, P. and Kyropoulou, M., On interim envy-free allocation lotteries. Mathematics of Operations Research

Kanellopoulos, P., Voudouris, A. and Zhang, R., (2025). Truthful two-facility location with candidate locations. Theoretical Computer Science. 1024, 114913-114913

Filos-Ratsikas, A., Kanellopoulos, P., Voudouris, AA. and Zhang, R., (2024). The Distortion of Distributed Facility Location. Artificial Intelligence. 328, 104066-104066

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., (2024). On priority-proportional payments in financial networks. Theoretical Computer Science. 1014, 114767-114767

Kanellopoulos, P., Voudouris, A. and Zhang, R., (2023). On Discrete Truthful Heterogeneous Two-Facility Location. SIAM Journal on Discrete Mathematics. 37 (2), 779-799

Kanellopoulos, P., Kyropoulou, M. and Voudouris, A., (2023). Not all Strangers are the Same: The Impact of Tolerance in Schelling Games. Theoretical Computer Science. 971, 114065-114065

Caragiannis, I., Kanellopoulos, P. and Voudouris, AA., (2022). Bounding the Inefficiency of Compromise in Opinion Formation. Algorithmica. 84 (1), 234-271

Kampouridis, M., Kanellopoulos, P., Kyropoulou, M., Melissourgos, T. and Voudouris, A., (2022). Multi-Agent Systems for Computational Economics and Finance. AI Communications: the European journal on artificial intelligence. 35 (4), 369-380

Kaklamanis, C., Kanellopoulos, P., Papaioannou, K. and Patouchas, D., (2021). On the price of stability of some simple graph-based hedonic games. Theoretical Computer Science. 855, 1-15

Caragiannis, I., Filos-Ratsikas, A., Kanellopoulos, P. and Vaish, R., (2021). Stable fractional matchings. Artificial Intelligence. 295 (C), 103416-103416

Kanellopoulos, P., Kyropoulou, M. and Voudouris, AA., (2021). Modified Schelling games. Theoretical Computer Science. 880, 1-19

Kaklamanis, C., Kanellopoulos, P. and Tsokana, S., (2018). On network formation games with heterogeneous players and basic network creation games. Theoretical Computer Science. 717, 62-72

Caragiannis, I., Chatzigeorgiou, X., Kanellopoulos, P., Krimpas, GA., Protopapas, N. and Voudouris, AA., (2017). Efficiency and complexity of price competition among single-product vendors. Artificial Intelligence. 248, 9-25

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P., Kyropoulou, M., Lucier, B., Paes Leme, R. and Tardos, É., (2015). Bounding the inefficiency of outcomes in generalized second price auctions. Journal of Economic Theory. 156, 343-388

Alon, N., Demaine, ED., Hajiaghayi, M., Kanellopoulos, P. and Leighton, T., (2014). Correction: Basic network creation games. SIAM Journal on Discrete Mathematics. 28 (3), 1638-1640

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Kyropoulou, M., (2014). Revenue Guarantees in the Generalized Second Price Auction. ACM Transactions on Internet Technology. 14 (2-3), 1-19

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Kyropoulou, M., (2012). The Efficiency of Fair Division. Theory of Computing Systems. 50 (4), 589-610

Caragiannis, I., Flammini, M., Kaklamanis, C., Kanellopoulos, P. and Moscardelli, L., (2011). Tight Bounds for Selfish and Greedy Load Balancing. Algorithmica. 61 (3), 606-637

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2010). Taxes for linear atomic congestion games. ACM Transactions on Algorithms. 7 (1), 1-31

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Papaioannou, E., (2008). Scheduling to maximize participation. Theoretical Computer Science. 402 (2-3), 142-155

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2006). Energy-Efficient Wireless Network Design. Theory of Computing Systems. 39 (5), 593-617

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2003). A logarithmic approximation algorithm for the minimum energy consumption broadcast subgraph problem. Information Processing Letters. 86 (3), 149-154

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2002). New bounds on the size of the minimum feedback vertex set in meshes and butterflies. Information Processing Letters. 83 (5), 275-280

Books (1)

(2022). Algorithmic Game Theory - 15th International Symposium, SAGT 2022, Colchester, UK, September 12-15, 2022, Proceedings. Springer. 3031157133. 978-3-031-15713-4

Book chapters (1)

Caragiannis, I., Kanellopoulos, P. and Kaklamanis, C., (2007). Minimum Energy Communication in Ad Hoc Wireless Networks. In: Chapman & Hall/CRC Computer & Information Science Series. Chapman and Hall/CRC. 9781584886235

Conferences (38)

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., Forgiving Debt in Financial Network Games: Extended Abstract

Long, X., Kampouridis, M. and Kanellopoulos, P., (2023). Multi-objective optimisation and genetic programming for trading by combining directional changes and technical indicators

Kanellopoulos, P., Voudouris, A. and Zhang, R., (2023). Truthful Two-Facility Location with Candidate Locations

Filos-Ratsikas, A., Kanellopoulos, P., Voudouris, A. and Zhang, R., (2023). Settling the Distortion of Distributed Facility Location

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., (2023). Debt Transfers in Financial Networks: Complexity and Equilibria

Christodoulaki, E., Kampouridis, M. and Kanellopoulos, P., (2022). Technical and Sentiment Analysis in Financial Forecasting with Genetic Programming

Kanellopoulos, P., Voudouris, A. and Zhang, R., (2022). On Discrete Truthful Heterogeneous Two-Facility Location

Long, X., Kampouridis, M. and Kanellopoulos, P., (2022). Genetic programming for combining directional changes indicators in international stock markets

Kanellopoulos, P., Kyropoulou, M. and Voudouris, A., (2022). Not all Strangers are the Same: The Impact of Tolerance in Schelling Games

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., (2022). Forgiving Debt in Financial Network Games

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., (2021). Financial network games

Caragiannis, I., Kanellopoulos, P. and Kyropoulou, M., (2021). On Interim Envy-Free Allocation Lotteries

Kanellopoulos, P., Kyropoulou, M. and Voudouris, A., (2020). Modified Schelling Games

Caragiannis, I., Filos-Ratsikas, A., Kanellopoulos, P. and Vaish, R., (2019). Stable Fractional Matchings

Kaklamanis, C., Kanellopoulos, P. and Patouchas, D., (2018). On the Price of Stability of Social Distance Games

Kiourt, C., Kalles, D. and Kanellopoulos, P., (2018). How Game Complexity Affects the Playing Behavior of Synthetic Agents

Caragiannis, I., Kanellopoulos, P. and Voudouris, AA., (2017). Bounding the inefficiency of compromise

Kiourt, C., Kalles, D. and Kanellopoulos, P., (2017). How Game Complexity Affects the Playing Behavior of Synthetic Agents.

Kaklamanis, C., Kanellopoulos, P. and Papaioannou, K., (2016). The Price of Stability of Simple Symmetric Fractional Hedonic Games

Kaklamanis, C., Kanellopoulos, P. and Tsokana, S., (2016). On Network Formation Games with Heterogeneous Players and Basic Network Creation Games

Caragiannis, I., Chatzigeorgiou, X., Kanellopoulos, P., Krimpas, GA., Protopapas, N. and Voudouris, AA., (2015). Efficiency and complexity of price competition among single-product vendors

Kalles, D. and Kanellopoulos, P., (2014). A Pendulum Effect of Expert Playing in Games

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Kyropoulou, M., (2012). Revenue Guarantees in Sponsored Search Auctions

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Kyropoulou, M., (2011). On the efficiency of equilibria in generalized second price auctions

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P., Kyropoulou, M. and Papaioannou, E., (2010). The Impact of Altruism on the Efficiency of Atomic Congestion Games

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Kyropoulou, M., (2009). The Efficiency of Fair Division

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Kyropoulou, M., (2009). On Low-Envy Truthful Allocations

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2008). Improving the Efficiency of Load Balancing Games through Taxes

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P. and Papaioannou, E., (2007). Scheduling to Maximize Participation

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2006). Taxes for Linear Atomic Congestion Games

Caragiannis, I., Flammini, M., Kaklamanis, C., Kanellopoulos, P. and Moscardelli, L., (2006). Tight Bounds for Selfish and Greedy Load Balancing

Bilò, V., Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2005). Geometric Clustering to Minimize the Sum of Cluster Sizes

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2004). Power Consumption Problems in Ad-Hoc Wireless Networks

Athanassopoulos, S., Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2004). Experimental Comparison of Algorithms for Energy-Efficient Multicasting in Ad Hoc Networks

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2003). Energy-Efficient Wireless Network Design

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2002). New Results for Energy-Efficient Broadcasting in Wireless Networks

Kalles, D. and Kanellopoulos, P., (2001). On verifying game designs and playing strategies using reinforcement learning

Caragiannis, I., Kaklamanis, C. and Kanellopoulos, P., (2001). New Bounds on the Size of the Minimum Feedback Vertex Set in Meshes and Butterflies.

Reports and Papers (11)

Zhu, S., Kanellopoulos, P. and O'Hara, J., (2024). Boosting Financial Image Recognition Performance through Reverse Image Augmentation

Kanellopoulos, P. and Voudouris, AA., (2024). Constrained Truthful Obnoxious Two-Facility Location with Optional Preferences

Filos-Ratsikas, A., Kanellopoulos, P., Voudouris, AA. and Zhang, R., (2023). Settling the Distortion of Distributed Facility Location

Kanellopoulos, P., Voudouris, AA. and Zhang, R., (2023). Truthful Two-Facility Location with Candidate Locations

Kanellopoulos, P., Kyropoulou, M. and Voudouris, AA., (2022). Not All Strangers Are the Same: The Impact of Tolerance in Schelling Games

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., (2022). Forgiving Debt in Financial Network Games

Caragiannis, I., Kanellopoulos, P. and Kyropoulou, M., (2021). On interim envy-free allocation lotteries

Kanellopoulos, P., Kyropoulou, M. and Zhou, H., (2021). Financial network games

Kanellopoulos, P., Voudouris, AA. and Zhang, R., (2021). On Discrete Truthful Heterogeneous Two-Facility Location

Caragiannis, I., Kanellopoulos, P. and Voudouris, AA., (2018). Bounding the inefficiency of compromise in opinion formation

Caragiannis, I., Kaklamanis, C., Kanellopoulos, P., Kyropoulou, M., Lucier, B., Leme, RP. and Tardos, É., (2012). On the efficiency of equilibria in generalized second price auctions

Grants and funding

2023

University of Essex and Ticker Limited KTP 23_24 R1. Project aim: 'To revolutionise the collection and utilisation of driver performance behaviour data through application of leading-edge game theory and artificial intelligence approaches'.

Innovate UK (formerly Technology Strategy Board)

2022

Newcross Healthcare Solutions Limited KTP 2021 Application

Newcross Healthcare Solutions Limited

Contact

panagiotis.kanellopoulos@essex.ac.uk

Location:

1NW.3.13, Colchester Campus

Academic support hours:

Spring Term 2024/25: - To be announced, check also the CF969 moodle page

More about me