Precision Outdoor Person Tracking System

I need a system to track a specific person outdoors and display their XY coordinates with centimeter-level accuracy. The tracking will be done using either a Raspberry Pi camera or a USB webcam.

Key Requirements:
- Outdoor tracking capability
- Centimeter-level accuracy for XY coordinates
- Use of Raspberry Pi camera or USB webcam as data source

Ideal Skills and Experience:
- Experience with computer vision and outdoor tracking systems
- Proficiency in Raspberry Pi and camera integration
- Strong programming skills, especially in Python
- Familiarity with coordinate mapping and real-time data display

Please provide examples of similar work done and approach to ensure accuracy.