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Jan 28, 2021 · Artificial Intelligence

How Portrait Deformation Powers Modern Beauty Filters: Algorithms Explained

This article explores the core portrait deformation techniques behind today’s beauty and body‑shaping effects—covering affine transforms, Moving Least Squares, triangulation, liquify, offset, 3D mesh, and deep‑learning approaches—detailing their principles, implementations, and visual results in live‑streaming and short‑video apps.