Algorithm 742: L2CXFT

DOI10.1145/200979.201039zbMath0887.65014OpenAlexW1987970495WikidataQ113310436 ScholiaQ113310436MaRDI QIDQ4371588

I. C. Demetriou

Publication date: 26 January 1998

Published in: ACM Transactions on Mathematical Software (Search for Journal in Brave)

Full work available at URL: http://www.acm.org/pubs/contents/journals/toms/1995-21/

zbMATH Keywords

convexity\(B\)-splinesiterative refinementleast squares data fittingFortran subroutinequadratic programming algorithmnonnegative second divided differences

Mathematics Subject Classification ID

Numerical smoothing, curve fitting (65D10) Numerical mathematical programming methods (65K05) Quadratic programming (90C20) Packaged methods for numerical algorithms (65Y15)

Related Items (6)

Sigmoid Data Fitting by Least Squares Adjustment of Second and Third Divided Differences ⋮ A linearly distributed lag estimator with \(r\)-convex coefficients ⋮ Certain positive definite submatrices that arise from binomial coefficient matrices ⋮ CXFTV2: A Fortran subroutine for the discrete least squares convex approximation ⋮ Signs of divided differences yield least squares data fitting with constrained monotonicity or convexity ⋮ On the Sensitivity of Least Squares Data Fitting by Nonnegative Second Divided Differences

Uses Software

• TOLMIN
• ZQPCVX

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