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XonGrid is a free Excel library of functions to perform 1D, 2D, 3D, 4D and arbitrary dimension (ND) interpolations from scattered data.

Features

  • Available for 32 and 64 bits Excel versions
  • Multivariate interpolation from scattered data
  • Various interpolation methods: Linear, Akima, Bilinear, Nearest-neighbor, Natural-neighbors and Kriging
  • 2D Cubic Spline Approximation
  • Gaussian Process Regression
  • Scaling of non-homogeneous parameters
  • Array Formulas to speed up multiples interpolation
  • Support for missing values and errors
  • User defined interpolation
  • Visual Basic Interface

Project Samples

1D Interpolation Input 1D interpolation result {Array Formula} Example Subset selection with SubKriging = 6 or SubKriging = −R Interpolation methods (1) Interpolation methods (2)

Project Activity

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Categories

Spreadsheet, Simulation, Mathematics

License

BSD License

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XonGrid Web Site

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User Reviews

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  • akudlacek Posted 2023-06-30
    Extremely useful especially for simulating map based engine ECMs with table interpolation.
  • rricki Posted 2017-01-20
    Does it work for someone in excel 2016 ?? I my excel its not working
  • whharris Posted 2015-11-21
    Literally just saved me hours of work! Bless you.
  • hamiasmai Posted 2015-04-27
    Great interpolation tool by XonGrid
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Additional Project Details

Operating Systems

Windows

Intended Audience

End Users/Desktop, Engineering, Financial and Insurance Industry, Science/Research

User Interface

Excel

Programming Language

C, C++

Related Categories

C++ Spreadsheet Software, C++ Simulation Software, C++ Mathematics Software, C Spreadsheet Software, C Simulation Software, C Mathematics Software

Registered

2010-02-12
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