Dr. Christos Alexopoulos

Professor

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Biography

Christos Alexopoulos is a Professor and the Associate Chair for Graduate Studies at the H. Milton Stewart School of Industrial and Systems Engineering at Georgia Tech. His research focuses on applied probability, simulation analysis methodology, statistics, optimization under uncertainty, and recent work using machine learning methods for risk estimation in production and inventory systems. He co-founded the Modeling & Simulation Research and Education Center in 1999 and contributed to the development of the School of Computational Science and Engineering. Over his career, Dr. Alexopoulos has made significant contributions to simulation education and has co-developed instructional games for statistical risk estimation. He has received numerous awards for his research and publications, including the IIE Transactions Paper Award and the ACM/IEEE/SCS Workshop Best Paper Award. His notable publications cover topics such as simulation-driven machine learning frameworks and efficient algorithms for estimating steady-state quantiles.

Research Interests

Awards

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Honors Paper Award

2010-01-01
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Outstanding Publication Award

2007-01-01

Requirements for Georgia Institute of Technology

Doctorate Program
Requirements
GPA Requirement
Required:3.5
TOEFL
Listening
Required:19
Reading
Required:19
Writing
Required:19
Speaking
Required:19
Total
Required:100
IELTS
Listening
Required:6.5
Reading
Required:6.5
Writing
Required:5.5
Speaking
Required:6.5
Overall
Required:7.5
Prerequisites
Undergraduate degree in computer science or related field
Application Checklist
  • Online application
  • Official transcripts
  • Three letters of recommendation
  • Statement of Purpose
Specialization Notes

Department of Computer Science: GRE scores are optional for Fall 2026.