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Continue to ChatScale Invariant Sillhouette Features - https://avesis.metu.edu.tr/yayin/8a2bf922-0cfe-4d69-897b-c4fda3035cff/scale-invariant-sillhouette-features
Scale Invariant Sillhouette Features - https://avesis.metu.edu.tr/yayin/8a2bf922-0cfe-4d69-897b-c4fda3035cff/scale-invariant-sillhouette-features