Papers are grouped as: current research projects and working papers, journal articles, and conference articles; within groups they are listed from newest to oldest, followed by selected presentations. Papers also have [Keywords] in bold.
Current Research Projects and Working Papers
-
- Erazo, I. and Banerjee, D., Batching and In-Building Delivery Routing with Capacitated Residential Parcel Lockers. [Last-Mile Logistics, Routing, Batching]
- Erazo, I. and Toriello, A., Routing in Rectangular Warehouses: Linear Programming Relaxation and Algorithms. [Discrete Optimization, Linear Programming, Warehouse Logistics]
- Erazo, I. and Toriello, A., Subadditive Dispatching Under Capacity Constraints: Theoretical and Computational Analysis of FIFO Policies. [Combinatorial Optimization, Approximation Algorithms, Machine Scheduling]
- Erazo, I. and Toriello, A., FIFO Optimality and OXS Valuations: Theoretical Analysis of the Relationship Between Economies of Scale and Substitutability. [Combinatorial Optimization, Submodularity, Economies of Scale]
- Erazo, I., Learning to Parametrize and Configure Optimization Models in Real-Time for Production, Amazon Research. [Machine Learning for Optimization, Real-Time Decision-Making]
Journal Articles
-
- Erazo, I. and Toriello, A. (2025), Submodular Dispatching with Multiple Vehicles, INFORMS Journal of Computing. [Discrete Optimization, Combinatorial Optimization, Logistics]
- Erazo, I. and Toriello, A. (2025), Optimizing the Trade-Off Between Batching and Waiting: Subadditive Dispatching, Operations Research. [Discrete Optimization, Combinatorial Optimization, Approximation Algorithms, Logistics, Machine Scheduling]
- Top 3 Research Video at the YinzOR 2021 Conference (Carnegie Mellon University).
- Erazo, I., Goldsman, D. and Mei, Y. (2023), Cost-Efficient Fixed-Width Confidence Intervals for the Difference of Two Bernoulli Proportions, Journal of Simulation. [Confidence Intervals, Sequential Procedures, Convex Program, Heuristics, Case Study- Healthcare]
- Erazo, I. and Goldsman, D. (2021), Efficient Confidence Intervals for the Difference of Two Bernoulli Distributions' Success Parameters, Journal of Simulation. [Confidence Intervals, Sequential Procedures, Heuristics]
Conference Articles
-
- Erazo, I., et al. (2025), Amazon-Confidential Project, Amazon Consumer Science Summit 2025. [Amazon-Confidential]
- Erazo, I., et al. (2025), Amazon-Confidential Project, Amazon Robotics Conference 2025. [Amazon-Confidential]
- Erazo, I. (2023), Smart Sports Predictions Via Hybrid Simulation, NBA Case Study , in Proceedings of the Winter Simulation Conference 2023. [Simulation, Agent-based Behavior, Prediction, NBA Case Study]
- Erazo, I., et al. (2022), A Simulation-Optimization Framework to Improve the Organ Transplantation Offering System , in Proceedings of the Winter Simulation Conference 2022. [Simulation-Optimization, Efficiency Maximization, Policy-Making, Monte-Carlo Simulation, Application Transplantation System]
- Best Applied Student Paper Award (Winner).
- Presented in Ph.D. Colloquium, Poster Madness and Simulation-Optimization, Health-Care Applications Tracks.
- Erazo, I. and De la Fuente, R. (2021), A Simulation-Based Approach to Compare Policies and Stakeholders' Behaviors for the Ride-Hailing Assignment Problem , in Proceedings of the Winter Simulation Conference 2021. [Large-Scale Simulation, Policy Optimization, Data-Driven Simulation]
- De la Fuente, R., Smith, R. and Erazo, I. (2018), Enabling Intelligent Processes in Simulation Utilizing the Tensor Flow Deep Learning Resources , in Proceedings of the Winter Simulation Conference 2018. [Simulation, Hybrid Model, Embedded Machine Learning]
Selected Presentations
-
Batching and In-Building Delivery Routing with Capacitated Residential Parcel Lockers
- INFORMS Optimization Society Conference, Atlanta, GA (03/2026).
- INFORMS Annual Meeting, Atlanta, GA (10/2025, presented by co-author).
- TRISTAN – Triennial Symposium on Transportation Analysis, Nago, Japan (06/2025, presented by co-author).
- TALENT – Transportation and Logistics Early-Career North American Workshop, Atlanta, GA (05/2025, presented by co-author).
-
Reinventing Order Picking at Amazon Robotics Fulfillment Centers – Algorithms and Intelligence
- Amazon's Modeling and Optimization Seminar, Bellevue, WA (11/2025).
- INFORMS Annual Meeting, Atlanta, GA (10/2025).
- INFORMS Annual Meeting, Seattle, WA (10/2024).
-
Submodular Dispatching / Optimizing the Trade-Off Between Batching and Waiting
- Pontificia Universidad Catolica, Santiago, Chile (08/2025, presented by co-author).
- Department of Industrial and Systems Engineering, University of Southern California (02/2023, presented by co-author).
- Amazon Modeling and Optimization Seminar, Bellevue, WA (11/2022, presented by co-author).
- School of Computing and Augmented Intelligence, Arizona State University (11/2022, presented by co-author).
- International Workshop on Freight Transportation and Logistics (Odysseus), Tangier, Morocco (05/2022, presented by co-author).
- Rotterdam School of Management, Erasmus University (01/2022, presented by co-author).
- INFORMS Annual Meeting, Anaheim, CA (10/2021).
- YinzOR Conference, Carnegie Mellon University (08/2021, pre-submitted video).
-
Submodular Dispatching with Multiple Vehicles
- International Workshop on Freight Transportation and Logistics (Odysseus), Carmona, Spain (05/2024, presented by co-author).
- INFORMS Annual Meeting, Phoenix, AZ (10/2023).
- INFORMS Transportation and Logistics Society Triennial Conference, Chicago, IL (07/2023).
-
Smart Sports Predictions Via Hybrid Simulation (NBA Case Study)
- Winter Simulation Conference, San Antonio, TX (12/2023).
-
A Simulation-Optimization Framework to Improve the Organ Transplantation Offering System
- Keynote talk at the CICOS 2024 Conference (in Spanish, virtual and broadcast), Morelos, Mexico (10/2024).
- Winter Simulation Conference, Singapore (12/2022).