movement through ballet and curves

Simple shapes give an understanding of the form of the character which is what I'm trying to develop in the animation I am making. I was advised to look up a video from Vimeo of a ballet dancer performing and animated lines were rotoscoped on to her. Here's the clip:

This is so helpful as it basically represents what my animation idea is, using simple forms to play or reenact an action using the character personality traits and these produce curve lines that we can see in the video above.

Heres another example of a walk cycle by Felix Sputnik:

As you can see how the lines have different curves of motions, This will guide me when I do my practicle