H. Ballis, L. Dimitriou - Revealing personal activities schedules from synthesizing multi-period origin-destination matrices
Analyzes personal activity patterns via synthesized OD matrices.
Research
Published work
Academic and applied research underpinning Transopt's approach — spanning origin-destination matrix synthesis, reinforcement learning for traffic control, Mobility-as-a-Service demand modelling and agent-based ride-share simulation.
H. Ballis, L. Dimitriou - Evaluation of Reinforcement Learning Traffic Signalling Strategies for Alternative Objectives: Implementation in the Network of Nicosia, Cyprus
Evaluates reinforcement learning for traffic signal optimisation in Nicosia.
H. Ballis, L. Dimitriou - Optimal synthesis of tours from multi-period origin-destination matrices using elements from graph theory and integer programming
Develops graph-theoretical and integer programming methods for tour synthesis.
P. Segui-Gasco, H. Ballis, V. Parisi, D.G.D.G. Kelsall, R.J.R.J. North, D. Busquets - Simulating a rich ride-share mobility service using agent-based models
Models ride-share mobility services using agent-based simulation.
H. Ballis, L. Dimitriou - Optimal population of trip chains synthesis from multi-period origin-destination matrices
Explores methods for synthesizing trip chains from multi-period OD matrices.
P. Franco, H. Ballis, C. Stefanescu, N. Sari - Business Models for New Mobility Service: Demand Modelling tools for a successful implementation of MaaS
Discusses demand modelling for Mobility-as-a-Service business models.
A. Ballis, F. Karapetis, H. Ballis - Towards the Implementation of Optimal Train Loading Plan in the Athens-Thessaloniki Freight Services
Focuses on optimal train loading plan implementation for freight services between Athens and Thessaloniki.
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