About

Profile

Name: Harrison Chojnowski

Location: Gainesville, FL

Phone: (702) 355-5729

Email: chojnowski.h@ufl.edu

GitHub: https://github.com/hachoj

LinkedIn: https://www.linkedin.com/in/harrison-chojnowski/

Highlights

• B.S. Computer Science & Mathematics @ University of Florida (2024-2027)
• Researcher @ MIRTH AI Lab (2024-Present)
• OPS Researcher @ University of Florida (2025-Present)

Research Interests

• Self-supervised learning.
• Reinforcement learning.
• Geometric constraints and feature representations (manifolds, spectral structure).
• Current focus: image-based SSL in medical imaging and abstract feature extraction from radiological reports.

Timeline

Researcher, MIRTH AI Lab

• Period: 2024 - Present
• Location: Gainesville, FL
• Trained diffusion and flow-matching generative models for high-fidelity medical image synthesis.
• Developed implicit neural representations (INRs) for resolution-independent volumetric analysis.

Paid OPS Researcher, University of Florida

• Period: 2025 - Present
• Location: Gainesville, FL
• Built self supervised abstract feature extraction pipelines across medical imaging modalities including ultrasound.
• Trained semantic embeddings from clinical reports using encoder-decoder architectures.

B.S. Computer Science, B.S. Mathematics, University of Florida

• Period: Aug 2024 - May 2027
• GPA: 3.95 / 4.00
• Relevant coursework:
  • Deep Learning in Medical Image Analysis
  • Linear Algebra for Data Science
  • Real Analysis with Advanced Calculus I and II

Publications

Geometry-Aware Implicit Neural Reconstruction of Oblique Micro-Ultrasound Scans

• Venue: In review at MIDL (2026)
• Code: https://github.com/mirthAI/GeometryAware-MicroUS-INR

AortaGPT: An Interactive Vision-Language System for Aortic CT Analysis

• Venue: In review at CVPR (2026)