You're looking for information on Summer School Melody Marks, specifically a good paper on the topic.
Common Melody Marks
The Rise and Impact of Summer School Melody Marks: A New Era in Music Production summer school melody marks
Here's a step-by-step guide to creating melody marks: You're looking for information on Summer School Melody
: Use a "Before and After" visual to show how adding simple annotations like dynamics and articulation transforms a basic piece into an expressive performance. 2. "Mastering the Melodic Character" Workshop summer school melody marks