Reinforcement Learning from Human Feedback (RLHF) Back to: Mastering AWS Certified AI Practitioner AIF-C01 – Hands On! Previous Lesson Fine-Tuning Foundation Models Lesson 1 within section Training, Tuning, and Measuring your Models. You must enroll in this course to access course content. Next Lesson Preparing Data for Fine Tuning Lesson 3 within section Training, Tuning, and Measuring your Models. You must enroll in this course to access course content.