Statistical and Geometrical Way of Model Selectionfor a Family of Subdivision Schemes |
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Authors: | Ghulam MUSTAFA |
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Affiliation: | Department of Mathematics, The Islamia University of Bahawalpur, Bahawalpur 63100, Pakistan |
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Abstract: | The objective of this article is to introduce a generalizedalgorithm to produce the $m$-point $n$-ary approximating subdivisionschemes (for any integer $m, ngeq 2).$ The proposed algorithm hasbeen derived from uniform B-spline blending functions. Inparticular, we study statistical and geometrical/traditional methodsfor the model selection and assessment for selecting a subdivisioncurve from the proposed family of schemes to model noisy and noisyfree data. Moreover, we also discuss the deviation of subdivisioncurves generated by proposed family of schemes from convex polygonalcurve. Furthermore, visual performances of the schemes have beenpresented to compare numerically the Gibbs oscillations with theexisting family of schemes. |
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Keywords: | Approximating subdivision schemes B-spline blending function Convex polygon Statistical and geometrical methods Model selectionand assessment |
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