| A Level-Set Approach for Solving Nonlinear Integer Optimization Problems
|
ongoing |
Ryan Killea, Osman Ozaltin, Andrew C. Trapp |
|
Methodology |
Algorithms, Mathematical Optimization |
| A Reformulation Technique to Solve Polynomial Optimization Problems with Separable Objective Functions of Bounded Integer Variables
[pdf]
[preprint]
|
2023 |
Pitchaya Wiratchotisatian, Andrew C Trapp |
Optimization Letters |
Methodology |
Mathematical Optimization, Algorithms |
| Advancing Team Formation via Mixed-Integer Nonlinear Optimization
|
ongoing |
Weixiao Huang, Andrew C. Trapp |
|
Resource Sharing |
Auction, Decision Support Platform, Mathematical Optimization, Mechanism Design |
| Aid Allocation for Camp Based and Urban Refugees with Uncertain Demand and Replenishments
[pdf]
|
2021 |
Shima Azizi, Cem Deniz Caglar Bozkir, Andrew C Trapp, O Erhun Kundakcioglu, Ali Kaan Kurbanzade |
Production and Operations Management |
Immigration |
Algorithms, Allocation, Mathematical Optimization |
| Book Chapter: Human-Centric Decision Support Tools: Design and Implementation
|
2022 |
Narges Ahani, Andrew C. Trapp |
arxiv |
Methodology |
Review, Decision Support Platform |
| Discrete Event Simulation to Evaluate Shelter Capacity Expansion Options for LGBTQ+ Homeless Youth
[pdf]
|
2022 |
Yaren Bilge Kaya, Sophia Mantell, Kayse Lee Maass, Renata Konrad, Andrew C Trapp, Geri L Dimas, Meredith Dank |
2022 Winter Simulation Conference (WSC) |
Homelessness |
Simulation |
| Dynamic Course Scheduling for Strategic University Scaling
|
ongoing |
Özge Aygül, Shima Azizi, Andrew C Trapp |
|
Methodology |
Mathematical Optimization, Scheduling |
| Dynamic Placement in Refugee Resettlement
[pdf]
|
2023 |
Narges Ahani, Paul Golz, Ariel D Procaccia, Alexander Teytelboym, Andrew C Trapp |
Operations Research |
Immigration |
Decision Support Platform, Mathematical Optimization, Matching |
| Dynamic Placement in Refugee Resettlement
[preprint]
|
2021 |
Narges Ahani, Paul Golz, Ariel D Procaccia, Alexander Teytelboym, Andrew C Trapp |
ACM Conference on Economics and Computation 2021 |
Immigration |
Decision Support Platform, Mathematical Optimization, Matching |
| Empowering Collective Impact: Introducing SWAP for Resource Sharing
[pdf]
[preprint]
|
2023 |
Weixiao Huang, Elise J. Deshusses, Jennifer A. Pazour, Yunus D. Telliel, Sarah E. Stanlick, Andrew C. Trapp |
ACM EAAMO 2023 |
Resource Sharing |
Auction, Decision Support Platform, Mathematical Optimization, Mechanism Design |
| Estimating Effectiveness of Identifying Human Trafficking via Data Envelopment Analysis
[pdf]
[preprint]
|
2023 |
Geri L Dimas, Malak El Khalkhali, Alex Bender, Kayse Lee Maass, Renata Konrad, Jeffrey S Blom, Joe Zhu, Andrew C Trapp |
INFORMS Journal on Applied Analytics |
Human Trafficking |
Mathematical Optimization, Performance Analytics |
| Fixation Identification Using Density Optimization
[pdf]
|
2018 |
Andrew C Trapp, Soussan Djamasbi, Wen Liu |
Augmented Cognition: Users and Contexts: 12th International Conference, AC 2018, Held as Part of HCI International 2018. |
Methodology |
Mathematical Optimization |
| Globally Optimal Model-Based Clustering via Mixed Integer Nonlinear Programming
[preprint]
|
2019 |
Flaherty, Patrick, Pitchaya Wiratchotisatian, and Andrew C. Trapp |
Sets & Partitions: NeurIPS 2019 Workshop, Vancouver, BC, Canada |
Methodology |
Mathematical Optimization |
| Identifying Fixations in Gaze Data via Inner Density and Optimization
[pdf]
|
2019 |
Andrew C Trapp, Wen Liu, Soussan Djamasbi |
INFORMS Journal on Computing |
Methodology |
Mathematical Optimization |
| Immigration Operations and Analytics: Opportunities for Methods, Models, and Applications
|
ongoing |
Marcela Vasconcellos, Fatemeh Farajzadeh, Geri L. Dimas, Andrew C. Trapp |
|
Immigration |
Review |
| Improving Access to Housing and Supportive Services for Runaway and Homeless Youth: Reducing Vulnerability to Human Trafficking in New York City
[pdf]
[preprint]
|
2022 |
Yaren Bilge Kaya, Kayse Lee Maass, Geri L Dimas, Renata Konrad, Andrew C Trapp, Meredith Dank |
IISE Transactions |
Human trafficking |
Capacity Expansion, Mathematical Optimization |
| MAP Clustering under the Gaussian Mixture Model via Mixed Integer Nonlinear Optimization
[preprint]
|
2019 |
Patrick Flaherty, Pitchaya Wiratchotisatian, Ji Ah Lee, Zhou Tang, Andrew C Trapp |
arXiv |
Methodology |
Mathematical Optimization |
| Measuring Focused Attention Using Fixation Inner Density
[pdf]
|
2018 |
Wen Liu, Soussan Djamasbi, Andrew C. Trapp, Mina Shojaeizadeh |
Human-Computer Interaction International Conference 2018 (HCII2018), Las Vegas, Nevada. |
Methodology |
Mathematical Optimization |
| Modeling the United States Immigration Court System via Data Science and Discrete Event Simulation
|
ongoing |
Geri Dimas, Renata A. Konrad, Andrew C. Trapp |
|
Immigration |
Simulation |
| Operations Research and Analytics to Combat Human Trafficking: A Systematic Review of Academic Literature
[pdf]
|
2022 |
Geri L Dimas, Renata A Konrad, Kayse Lee Maass, Andrew C Trapp |
PLoS one |
Human Trafficking |
Review |
| Optimization for Secure and Humane Border Operations
[pdf]
[preprint]
|
2022 |
Fatemeh Farajzadeh, Andrew C. Trapp |
Encyclopedia of Optimization |
Immigration |
Review |
| Optimizing Foster Care Visitations via Vehicle Routing and Scheduling
|
ongoing |
Shima Azizi, Caroline Johnston, Rizk Makroum, O. Erhun Kundakcioglu, Andrew C. Trapp |
|
Foster Care |
Decision Support Platform, Mathematical Optimization, Routing, Scheduling |
| Optimizing Placement of Residential Shelters for Human Trafficking Survivors
[pdf]
|
2017 |
Kayse L. Maass, Andrew C. Trapp, Renata Konrad |
Socio-Economic Planning Sciences |
Human Trafficking |
Allocation, Mathematical Optimization |
| Optimizing Sponsored Humanitarian Parole
[pdf]
[preprint]
|
2023 |
Fatemeh Farajzadeh, Ryan B. Killea, Alexander Teytelboym, Andrew C. Trapp |
EAAMO'23 |
Immigration |
Matching, Mechanism Design |
| Optimizing the Benefit-to-Cost Ratio for Public Sector Decision Making
[preprint]
|
2023 |
Frederick Isadore Miller, Yaren Bilge Kaya, Geri L Dimas, Renata Konrad, Kayse Lee Maass, Andrew C Trapp |
Arxiv |
Human trafficking |
Algorithms, Capacity Expansion, Mathematical Optimization |
| Outlier-Aware, Density-Based Gaze Fixation Identification
[pdf]
|
2021 |
Wen Liu, Andrew C Trapp, Soussan Djamasbi |
Omega |
Methodology |
Mathematical Optimization |
| Overcoming Human Trafficking via Operations Research and Analytics: Opportunities for Methods, Models, and Applications
[pdf]
|
2017 |
Renata A. Konrad, Andrew C. Trapp, Timothy Palmbach, Jeff S. Blom |
European Journal of Operational Research |
Human Trafficking |
Review |
| Performance Analytics for Improving the Operations of Neighborhood Support Teams for Humanitarian Parole
|
ongoing |
Fatemeh Farajzadeh, Teodor Hellgren, Sarah Stanlick, Andrew C. Trapp |
|
Immigration |
Mathematical Optimization, Performance Analytics |
| Performance Evaluation of Child Welfare Departments Using Data Envelopment Analysis: A Comparative Study Across US States
[pdf]
|
2025 |
Sepideh Sedghi, Shima Azizi, Andrew C. Trapp |
Socio-Economic Planning Sciences |
Foster Care |
Mathematical Optimization, Performance Analytics |
| Perspectives on How to Conduct Responsible Anti-human Trafficking Research in Operations and Analytics
[pdf]
[preprint]
|
2023 |
Renata A Konrad, Kayse Lee Maass, Geri L Dimas, Andrew C Trapp |
European Journal of Operational Research |
Human Trafficking |
Review |
| Placement Optimization in Refugee Resettlement
[pdf]
|
2021 |
Narges Ahani, Tommy Andersson, Alessandro Martinello, Alexander Teytelboym, Andrew C Trapp |
Operations Research |
Immigration |
Decision Support Platform, Mathematical Optimization, Matching |
| Proactive Border Resource Staging via Multi-Period Stochastic Programming
|
ongoing |
Fatemeh Farajzadeh, Rashika Jakhmola, Luke Caddell, Andrew C. Trapp |
|
Immigration |
Allocation, Mathematical Optimization |
| Refugee resettlement via machine learning and integer optimization
[preprint]
|
2018 |
Andrew C Trapp, Alexander Teytelboym, Narges Ahani, Tommy Andersson |
Conference of the Operational Research Society, OR 2018 |
Immigration |
Matching |
| Risk-Averse Placement Optimization in Refugee Resettlement
|
2023 |
Narges Ahani, Fatemeh Farajzadeh, Osman Özaltın, Andrew C. Trapp |
SSRN 4344080 |
Immigration |
Decision Support Platform, Mathematical Optimization, Matching |
| Select, Route and Schedule: Optimizing Community Paramedicine Service Delivery with Mandatory Visits and Patient Prioritization
[pdf]
[preprint]
|
2023 |
Shima Azizi, Özge Aygül, Brenton Faber, Sharon Johnson, Renata Konrad, Andrew C Trapp |
Health Care Management Science |
Healthcare |
Mathematical Optimization, Routing, Scheduling |
| Solving A Class of Two-Stage Stochastic Nonlinear Integer Programs Using Value Functions
[pdf]
|
2025 |
Junlong Zhang, Osman Ozaltin, Andrew C. Trapp |
Journal of Global Optimization |
Methodology |
Algorithms, Mathematical Optimization |
| Stability in Many-to-Many Matching of Refugees to Employment Opportunities via Integer Optimization
|
ongoing |
Marcela Vasconcellos, Andrew C. Trapp |
|
Immigration |
Decision Support Platform, Matching, Mathematical Optimization |
| Stability Representations of Many-to-One Matching Problems: An Integer Optimization Approach
[preprint]
|
2022 |
Pitchaya Wiratchotisatian, Hoda Atef Yekta, Andrew C Trapp |
INFORMS Journal on Computing |
Methodology |
Algorithms, Decision Support Platform, Matching, Mathematical Optimization |
| Streamlining The United States Immigration Court System:Using Simulation and Data Science to Effectively Deploy Capacity
[pdf]
|
2021 |
Geri L Dimas, Adam Ferrarotti, Andrew C. Trapp, Renata A. Konrad |
021 Winter Simulation Conference,Phoenix, Arizona |
Immigration |
Simulation |
| SWAP: A Resource Sharing System Empowering Collective Impact in the Nonprofit Sector
|
ongoing |
Weixiao Huang, Elise J. Deshusses, Arjun Venat, Jennifer A. Pazour, Yunus D. Telliel, Sarah E. Stanlick, Andrew C. Trapp |
|
Resource Sharing |
Auction, Decision Support Platform, Mathematical Optimization, Mechanism Design |