BIRS Workshop Lecture Videos

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BIRS Workshop Lecture Videos

An Inverse Eigenvalue Problem for Subdivision Surfaces Sederberg, Tom


A longstanding problem for non-uniform Catmull-Clark surfaces involves finding a refinement matrix for which the second and third eigenvalues are the same. If this problem is approached algebraically, the solution is nearly hopeless. I will present a geometric insight which unlocks an astonishingly simple solution.

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