Dr. Helen Xu

Assistant Professor

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Biography

Helen Xu comes from Georgia Tech Lawrence Berkeley National Laboratory where she was a 2022 Grace Hopper Postdoctoral Scholar. She completed her Ph.D. at MIT in 2022 under Professor Charles E. Leiserson. Her main research interests are in parallel cache-friendly algorithms and data structures. Her work has previously supported the National Physical Sciences Consortium fellowship as well as the Chateaubriand fellowship. She has interned at prominent institutions such as Microsoft Research, NVIDIA Research, and Sandia National Laboratories.

Research Interests

Parallel Computing Cache-Efficient Algorithms Performance Engineering High-Performance Computing

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.