Publications | Γ-opt Research Group

Simulator-based surrogate optimisation employing adaptive uncertainty-aware sampling

Wed, 01 Oct 2025 00:00:00 +0000

Solving decision problems with endogenous uncertainty and conditional information revelation using influence diagrams

Mon, 01 Sep 2025 00:00:00 +0000

A novel strong duality-based reformulation for trilevel infrastructure models in energy systems development

Fri, 01 Aug 2025 00:00:00 +0000

Risk-averse decision strategies for influence diagrams using rooted junction trees

Tue, 01 Jul 2025 00:00:00 +0000

Risk-averse decision strategies for influence diagrams using rooted junction trees

Tue, 01 Jul 2025 00:00:00 +0000

Renewable energy expansion under taxes and subsidies: A transmission operator’s perspective

Wed, 12 Feb 2025 00:00:00 +0000

Data-driven robust optimization for pipeline scheduling under flow rate uncertainty

Sat, 01 Feb 2025 00:00:00 +0000

Long-lasting Insecticidal Net Campaigns for Malaria Control Considering Prioritization and Equity

Sun, 08 Sep 2024 00:00:00 +0000

A novel strong duality-based reformulation for trilevel infrastructure models in energy systems development

Mon, 01 Jul 2024 00:00:00 +0000

A novel exact formulation for parallel machine scheduling problems

Wed, 01 May 2024 00:00:00 +0000

Optimal cyclic scheduling of ethylene plants in backup furnace mode with separation capacity constraints

Thu, 01 Feb 2024 00:00:00 +0000

Predicer: abstract stochastic optimisation model framework for multi-market operation

Wed, 09 Aug 2023 00:00:00 +0000

A decomposition strategy for decision problems with endogenous uncertainty using mixed-integer programming

Sat, 01 Apr 2023 00:00:00 +0000

Supporting platelet inventory management decisions: What is the effect of extending platelets’ shelf life?

Thu, 09 Mar 2023 00:00:00 +0000

Renewable energy expansion under taxes and subsidies: A transmission operator’s perspective

Mon, 27 Feb 2023 00:00:00 +0000

A novel dual-decomposition method based on p-Lagrangian relaxation

Fri, 24 Feb 2023 00:00:00 +0000

Achieving Emission-Reduction Goals: Multi-Period Power-System Expansion under Short-Term Operational Uncertainty

Mon, 13 Feb 2023 00:00:00 +0000

A data-driven optimization model for the workover rig scheduling problem: Case study in an oil company

Tue, 06 Dec 2022 00:00:00 +0000

Decision programming for mixed-integer multi-stage optimization under uncertainty

Wed, 01 Jun 2022 00:00:00 +0000

The p-Lagrangian relaxation for separable nonconvex MIQCQP problems

Tue, 22 Feb 2022 00:00:00 +0000

A Systematic Literature review for the rig scheduling problem: Classification and state-of-the-art

Fri, 09 Jul 2021 00:00:00 +0000

A two stage stochastic programming for asset protection routing and a solution algorithm based on the Progressive Hedging algorithm

Sat, 05 Jun 2021 00:00:00 +0000

Efficient formulation for transportation scheduling of single refinery multiproduct pipelines

Sun, 27 Dec 2020 00:00:00 +0000

Sustainable sugarcane-to-bioethanol supply chain network design: A robust possibilistic programming model

Mon, 07 Sep 2020 00:00:00 +0000

Wasserstein-Distance-Based Temporal Clustering for Capacity-Expansion Planning in Power Systems

Mon, 07 Sep 2020 00:00:00 +0000

Combining Progressive Hedging with a Frank--Wolfe Method to Compute Lagrangian Dual Bounds in Stochastic Mixed-Integer Programming

Thu, 27 Aug 2020 00:00:00 +0000

A practical assessment of risk-averse approaches in production lot-sizing problems

Fri, 01 May 2020 00:00:00 +0000

Utility-scale energy storage in an imperfectly competitive power sector

Fri, 01 May 2020 00:00:00 +0000

Combining penalty-based and Gauss-Seidel methods for solving stochastic mixed-integer problems

Wed, 01 Jan 2020 00:00:00 +0000

Robust optimization of the insecticide-treated bed nets procurement and distribution planning under uncertainty for malaria prevention and control

Sun, 01 Dec 2019 00:00:00 +0000

A robust optimization model for the maritime inventory routing problem

Sun, 01 Sep 2019 00:00:00 +0000

Proactive transshipment in the blood supply chain: A stochastic programming approach

Thu, 01 Aug 2019 00:00:00 +0000

A parallelizable augmented Lagrangian method applied to large-scale non-convex-constrained optimization problems

Wed, 01 May 2019 00:00:00 +0000

Enhancing the normalized multiparametric disaggregation technique for mixed-integer quadratic programming

Mon, 01 Apr 2019 00:00:00 +0000

Two-stage stochastic programming approach for the medical drug inventory routing problem under uncertainty

Fri, 01 Feb 2019 00:00:00 +0000

Optimizing Workover Rig Fleet Sizing and Scheduling Using Deterministic and Stochastic Programming Models

Fri, 01 Jun 2018 00:00:00 +0000

Disaster relief supply pre-positioning optimization: A risk analysis via shortage mitigation

Sun, 01 Oct 2017 00:00:00 +0000

Periodic review system for inventory replenishment control for a two-echelon logistics network under demand uncertainty: a two-stage stochastic programming approach

Tue, 01 Aug 2017 00:00:00 +0000

A two-stage stochastic programming model for periodic replenishment control system under demand uncertainty

Mon, 01 May 2017 00:00:00 +0000

A two-stage stochastic programming model for inventory management in the blood supply chain

Sun, 01 Jan 2017 00:00:00 +0000

Improving maritime inventory routing: application to a Brazilian petroleum case

Sun, 01 Jan 2017 00:00:00 +0000

A new mathematical model for the workover rig scheduling problem

Mon, 01 Aug 2016 00:00:00 +0000

A framework for crude oil scheduling in an integrated terminal-refinery system under supply uncertainty

Fri, 01 Jul 2016 00:00:00 +0000

A strategy based on convex relaxation for solving the oil refinery operations planning problem

Fri, 01 Jan 2016 00:00:00 +0000

Tactical capacity planning in a real-world ETO industry case: A robust optimization approach

Fri, 01 Jan 2016 00:00:00 +0000

Design of a hydrogen supply chain with uncertainty

Tue, 01 Dec 2015 00:00:00 +0000

An enhanced L-Shaped method for optimizing periodic-review inventory control problems modeled via two-stage stochastic programming

Tue, 01 Sep 2015 00:00:00 +0000

An optimisation approach for capacity planning: modelling insights and empirical findings from a tactical perspective

Tue, 01 Sep 2015 00:00:00 +0000

Robust Optimization for Scheduling and Lot-sizing of a Single Machine with Sequence-dependent Changeovers

Tue, 01 Sep 2015 00:00:00 +0000

Investment planning in the petroleum downstream infrastructure

Thu, 01 Jan 2015 00:00:00 +0000

Tactical capacity planning in a real-world ETO industry case: An action research

Thu, 01 Jan 2015 00:00:00 +0000

Accelerating Benders stochastic decomposition for the optimization under uncertainty of the petroleum product supply chain

Wed, 01 Jan 2014 00:00:00 +0000

A Lagrangean decomposition approach for oil supply chain investment planning under uncertainty with risk considerations

Tue, 01 Jan 2013 00:00:00 +0000

Optimization of the petroleum product supply chain under uncertainty: A case study in northern Brazil

Sat, 01 Dec 2012 00:00:00 +0000

Stochastic benders decomposition for the supply chain investment planning problem under demand uncertainty

Sat, 01 Dec 2012 00:00:00 +0000

Process industry scheduling optimization using genetic algorithm and mathematical programming

Sat, 01 Oct 2011 00:00:00 +0000

The development of a natural gas transportation logistics management system

Thu, 01 Sep 2011 00:00:00 +0000

Contingency-constrained unit commitment with n-K security criterion: A robust optimization approach

Mon, 01 Aug 2011 00:00:00 +0000

Energy and reserve scheduling under an N-k security criterion via robust optimization

Sat, 01 Jan 2011 00:00:00 +0000

Optimization of biodiesel supply chains based on small farmers: A case study

Sat, 01 Jan 2011 00:00:00 +0000

Mon, 01 Jan 0001 00:00:00 +0000

Research topics:

Modelling decision-making and uncertainty
Efficient formulation and solution methods

Applications:

Energy systems
Production and operations planning
Supply chain management
Humanitarian and healthcare logistics

An example how to alocate a category(ies)

categories: [Modelling decision-making and uncertainty, Production and operations planning, Supply chain management]

or/and of the following projects:

2013-FAPERJ-Oil_SCM_uncertainty
2014-CNPq-Oil_DistPlan_uncertainty
2014-CNPq-Oil_SCM_optimisation
2017-CNPq-Robust_ETO
2019-AScI-Future_energy_systems
2020-AF-Decision_programming
2022-AF-Easy_DR

An example how to alocate a project(s)

projects: [“2022-AF-Easy_DR”, “2020-AF-Decision_programming”]

Publications | Γ-opt Research Group

Simulator-based surrogate optimisation employing adaptive uncertainty-aware sampling

Solving decision problems with endogenous uncertainty and conditional information revelation using influence diagrams

A novel strong duality-based reformulation for trilevel infrastructure models in energy systems development

Risk-averse decision strategies for influence diagrams using rooted junction trees

Risk-averse decision strategies for influence diagrams using rooted junction trees

Renewable energy expansion under taxes and subsidies: A transmission operator’s perspective

Data-driven robust optimization for pipeline scheduling under flow rate uncertainty

Long-lasting Insecticidal Net Campaigns for Malaria Control Considering Prioritization and Equity

A novel strong duality-based reformulation for trilevel infrastructure models in energy systems development

A novel exact formulation for parallel machine scheduling problems

Optimal cyclic scheduling of ethylene plants in backup furnace mode with separation capacity constraints

Predicer: abstract stochastic optimisation model framework for multi-market operation

A decomposition strategy for decision problems with endogenous uncertainty using mixed-integer programming

Supporting platelet inventory management decisions: What is the effect of extending platelets’ shelf life?

Renewable energy expansion under taxes and subsidies: A transmission operator’s perspective

A novel dual-decomposition method based on p-Lagrangian relaxation

Achieving Emission-Reduction Goals: Multi-Period Power-System Expansion under Short-Term Operational Uncertainty

A data-driven optimization model for the workover rig scheduling problem: Case study in an oil company

Decision programming for mixed-integer multi-stage optimization under uncertainty

The p-Lagrangian relaxation for separable nonconvex MIQCQP problems

A Systematic Literature review for the rig scheduling problem: Classification and state-of-the-art

A two stage stochastic programming for asset protection routing and a solution algorithm based on the Progressive Hedging algorithm

Efficient formulation for transportation scheduling of single refinery multiproduct pipelines

Sustainable sugarcane-to-bioethanol supply chain network design: A robust possibilistic programming model

Wasserstein-Distance-Based Temporal Clustering for Capacity-Expansion Planning in Power Systems

Combining Progressive Hedging with a Frank--Wolfe Method to Compute Lagrangian Dual Bounds in Stochastic Mixed-Integer Programming

A practical assessment of risk-averse approaches in production lot-sizing problems

Utility-scale energy storage in an imperfectly competitive power sector

Combining penalty-based and Gauss-Seidel methods for solving stochastic mixed-integer problems

Robust optimization of the insecticide-treated bed nets procurement and distribution planning under uncertainty for malaria prevention and control

A robust optimization model for the maritime inventory routing problem

Proactive transshipment in the blood supply chain: A stochastic programming approach

A parallelizable augmented Lagrangian method applied to large-scale non-convex-constrained optimization problems

Enhancing the normalized multiparametric disaggregation technique for mixed-integer quadratic programming

Two-stage stochastic programming approach for the medical drug inventory routing problem under uncertainty

Optimizing Workover Rig Fleet Sizing and Scheduling Using Deterministic and Stochastic Programming Models

Disaster relief supply pre-positioning optimization: A risk analysis via shortage mitigation

Periodic review system for inventory replenishment control for a two-echelon logistics network under demand uncertainty: a two-stage stochastic programming approach

A two-stage stochastic programming model for periodic replenishment control system under demand uncertainty

A two-stage stochastic programming model for inventory management in the blood supply chain

Improving maritime inventory routing: application to a Brazilian petroleum case

A new mathematical model for the workover rig scheduling problem

A framework for crude oil scheduling in an integrated terminal-refinery system under supply uncertainty

A strategy based on convex relaxation for solving the oil refinery operations planning problem

Tactical capacity planning in a real-world ETO industry case: A robust optimization approach

Design of a hydrogen supply chain with uncertainty

An enhanced L-Shaped method for optimizing periodic-review inventory control problems modeled via two-stage stochastic programming

An optimisation approach for capacity planning: modelling insights and empirical findings from a tactical perspective

Robust Optimization for Scheduling and Lot-sizing of a Single Machine with Sequence-dependent Changeovers

Investment planning in the petroleum downstream infrastructure

Tactical capacity planning in a real-world ETO industry case: An action research

Accelerating Benders stochastic decomposition for the optimization under uncertainty of the petroleum product supply chain

A Lagrangean decomposition approach for oil supply chain investment planning under uncertainty with risk considerations

Optimization of the petroleum product supply chain under uncertainty: A case study in northern Brazil

Stochastic benders decomposition for the supply chain investment planning problem under demand uncertainty

Process industry scheduling optimization using genetic algorithm and mathematical programming

The development of a natural gas transportation logistics management system

Contingency-constrained unit commitment with n-K security criterion: A robust optimization approach

Energy and reserve scheduling under an N-k security criterion via robust optimization

Optimization of biodiesel supply chains based on small farmers: A case study

Each publication may be related to the following categories

or/and of the following projects: