Publications
Publications
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Selected Publications by Ahsan Khan
Selected Publications by Ahsan Khan
Expert in Mathematical Modeling and Operations Research
1. “Optimizing Supply Chain Networks Using Linear Programming: A Case Study of Urban Logistics”
1. “Optimizing Supply Chain Networks Using Linear Programming: A Case Study of Urban Logistics”
📅 Published in: International Journal of Operations Research and Management Science , 2024
🔍 Abstract:
This study presents a mathematical model for optimizing multi-node supply chain systems using linear programming. Real-world data from urban logistics was used to minimize transportation costs and delivery time.
2. “Integrating Simulation and Queueing Theory to Improve Hospital Resource Allocation”
2. “Integrating Simulation and Queueing Theory to Improve Hospital Resource Allocation”
📅 Published in: Journal of Health Systems Engineering, 2024
🔍 Abstract:
A hybrid operations research approach combining discrete-event simulation and queueing theory to model and optimize patient flow in hospitals. The model reduced average wait times by 38% in a large urban hospital.
3. “Multi-Objective Optimization in Fleet Routing with Fuel and Time Constraints”
3. “Multi-Objective Optimization in Fleet Routing with Fuel and Time Constraints”
📅 Published in: Applied Mathematical Modelling, 2023
🔍 Abstract:
This paper explores the use of mixed-integer programming and Pareto optimization in solving complex vehicle routing problems. Emphasis is placed on balancing cost-efficiency and sustainability.
4. “A Comparative Study of Solvers: Gurobi, CPLEX, and LINGO in Real-World Optimization Problems”
4. “A Comparative Study of Solvers: Gurobi, CPLEX, and LINGO in Real-World Optimization Problems”
📅 Published in: Operations Research Review, 2023
🔍 Abstract:
An analytical comparison of three leading optimization solvers applied to large-scale linear and nonlinear problems, with performance metrics on speed, accuracy, and scalability.
5. “Data-Driven Decision Making in Retail Using Predictive Analytics and Mathematical Modeling”
5. “Data-Driven Decision Making in Retail Using Predictive Analytics and Mathematical Modeling”
📅 Published in: Journal of Retail Analytics & Optimization, 2022
🔍 Abstract:
This publication explores the integration of machine learning forecasting models with mathematical optimization for inventory and pricing decisions in the retail sector.
6. “Bridging the Gap: Teaching Advanced Mathematics Through Real-Life Operations Research Problems”
6. “Bridging the Gap: Teaching Advanced Mathematics Through Real-Life Operations Research Problems”
📅 Published in: Mathematics Education Today, 2021
🔍 Abstract:
Focused on improving engagement in mathematics education by connecting theoretical concepts to practical OR problems in logistics, healthcare, and industry.
7. “Network Flow Models for Emergency Resource Allocation During Natural Disasters”
7. “Network Flow Models for Emergency Resource Allocation During Natural Disasters”
📅 Published in: International Journal of Humanitarian Logistics, 2020
🔍 Abstract:
Ahsan Khan models emergency logistics using minimum-cost flow networks to distribute critical supplies efficiently under uncertainty and time pressure
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