This is a wonderful experimental video that uses rotoscoping, a century-old process whereby artists traced footage of live humans in order to create believable animation frames. But instead of creating an animation, here creative director Masahiko Sato creates geometric figures and traces the abstract shapes "drawn" by ballerina Kurimu Urabe:
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"The geometric figures were created by connecting the movement of ballerina's joints by using algorithm of computer geometry (such as 'convex hull' and 'Delaunay diagram')," reads an obviously translated description of the project. "Our aim was to represent a complete new type of beauty, by showing the interaction of abstract animation with realistic movements and documentary film."