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Results tagged with na.numerical-analysis
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user 84930
Numerical algorithms for problems in analysis and algebra, scientific computation
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Relation between Cox-deBoor recursion and Convolution (b-spline basis)
Consider the Cox-deBoor recursion formula for producing b-spline basis functions given a knot vector:
$N_{i,0}(u)=1 $ if $u_i\leq u < u_{i+1}$
otherwise, $=0$
$N_{i,p}(u)=\frac{u-u_{i}}{u_{i+p …