As it was, I couldn't understand the description provided, and it didn't seem to match the figures, which were simply labeled as FM, so seemed to be a simple plots of FM using 2 methods on first read.
TITLE The “Part 1” in the title, while perhaps intriguing, calls for some explanation of future directions. This does not seem to be addressed in the article, thus there seems to be no reason to include this phrase in the title.