Interpolation
Linear Interpolation Calculator is a free solution that gives you the possibility to interpolate between values to arrive to the correct intermediate result. Linear interpolation has many uses usually in steam tables to find the unknown value.
Platforms: Windows
License: Freeware | Size: 28 KB | Download (513): Linear Interpolation calculator Download |
This script representsĀ a lightweight and powerful way to evaluate expressions embedded in strings during interpolation.
Platforms: Windows, Mac, *nix, Python, BSD Solaris
License: Freeware | Download (64): String Interpolation-Evaluation of Expressions Download |
It performs piecewise parabolic interpolation and approximated calculation of first and second derivative at the interpolation point. Requirements: - MATLAB 5.2 or higher
Platforms: Windows, Mac, *nix, Matlab, BSD Solaris
License: Freeware | Download (56): Piecewise Parabolic Interpolation Download |
Kriging and inverse distance are popular interpolation methods, especially in earth sciences. There are some routines already available on matlab but are severely limited by matlabs memory constraints. By using gstat to handle interpolation and variogram modelling, very large datasets are easily...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (50): Kriging and Inverse Distance Interpolation using GSTAT Download |
This is a demo of MATLAB Excel Builder. This demo explains how one can compile MATLAB code into an Excel based COM component using MATLAB Excel Builder. This demo compiles a MATLAB code that depicts Univariate Interpolation into an Excel based COM component. Following this, it also explains how...
Platforms: Matlab
License: Freeware | Size: 266.24 KB | Download (44): Excel Builder Demo: Univariate Interpolation Download |
This demo shows how you can create a COM component from a MATLAB code using MATLAB COM Builder and use the same in an external project independent of MATLAB. This demo compiles a function that uses MATLAB Interpolation capability into a COM component and uses it in an external Visual Basic...
Platforms: Matlab
License: Freeware | Size: 184.32 KB | Download (46): COM Builder Example: Univariate Interpolation Download |
It performs piecewise parabolic interpolation and approximated calculation of first and second derivative at the interpolation point.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Piecewise Parabolic Interpolation Script Download |
Unrawel project is the library and simple command-line front-end that were written to experiment with different techniques for digital camera acquired images interpolation and processing. Areas which are covered include RAW images interpolation, images de-noising and enhancing, white balance...
Platforms: *nix
License: Freeware | Size: 82.94 KB | Download (102): Unrawel 1.03 Download |
This is free software that adds several spline and linear interpolation functions to Microsoft Excel. It is simple to use because the new functions work just like all other existing Excel functions. Spline functions include cubic spline, bessel spline, and 'OneWay' spline (which is a monotonic...
Platforms: Windows, Windows 8, Windows 7, Windows Server
License: Freeware | Size: 1.39 MB | Download (134): SRS1 Cubic Spline for Excel Download |
Randomly generated information is modulated using 16 QAM and passed through Rayleigh fading channel and AWGN is added.PSAM (pilot symbol assisted modulation)i.e pilot symbols are inserted into sequence of information symbols periodically is done before transmission inorder to estimate channel...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): A simple program on channel estimation with different interpolation techniques Download |
The INTERPFT function does sinc interpolation by taking an FFT, padding its end with zeros, and then taking an IFFT. Essentially, INTERPFT resamples the signal after low-pass filtering it.Instead of putting all zero padding at the FFT *ends*, that padding can be split so that some are at the...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): INTERPFTW Download |
This function computes at (Xi,Yi) unknown locations the IDW (w P=1, Q=1 yields interpolation at one point --> P>1, Q=1 yields interpolation at a vector of points --> P>1, Q>1 yields interpolation at a (ir)regular grid of points======================================== INPUTS Xc: (mandatory) [Nx1]...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): Inverse Distance Weighted (IDW) or Simple Moving Average (SMA) INTERPOLATION Download |
Sometimes it is important to be able to estimate the peak of a sampled continuous function between the samples. This is called subsample peak interpolation and is used in radar, delay estimation, and communication. Typically one fits a model to the sampled data and then finds the maximum of the...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): Peak Interpolation Download |
The main file interpMatrix.m in this package creates a sparse Toeplitz-like matrix representing a regularly-spaced interpolation operation between a set of control points. The user can specify the interpolation kernel, the number of control points, the spacing between the control points, and...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (41): Regular Control Point Interpolation Matrix with Boundary Conditions Download |
PDL::GSL::INTERP is a PDL interface to Interpolation routines in GSL. SYNOPSIS use PDL; use PDL::GSL::INTERP; my $x = sequence(10); my $y = exp($x); my $spl = PDL::GSL::INTERP->init(cspline,$x,$y); my $res = $spl->eval(4.35); $res = $spl->deriv(4.35); $res = $spl->deriv2(4.35);...
Platforms: *nix
License: Freeware | Size: 2.1 MB | Download (93): PDL::GSL::INTERP Download |
CGI::FastTemplate is a Perl extension for managing templates, and performing variable interpolation. SYNOPSIS use CGI::FastTemplate; $tpl = new CGI::FastTemplate(); $tpl = new CGI::FastTemplate("/path/to/templates"); CGI::FastTemplate->set_root("/path/to/templates"); ## all instances...
Platforms: *nix
License: Freeware | Size: 13.31 KB | Download (94): CGI::FastTemplate Download |
PNGwriter is a C++ library for creating PNG images. PNGwriter is a very easy to use open source graphics library that uses PNG as its output format. The interface has been designed to be as simple and intuitive as possible. It supports plotting and reading in the RGB (red, green, blue), HSV...
Platforms: Mac
License: Freeware | Size: 757.76 KB | Download (98): PNGwriter Download |
PDL::Slatec is a PDL interface to the slatec numerical programming library. SYNOPSIS use PDL::Slatec; ($ndeg, $r, $ierr, $a) = polyfit($x, $y, $w, $maxdeg, $eps); This module serves the dual purpose of providing an interface to parts of the slatec library and showing how to interface PDL...
Platforms: *nix
License: Freeware | Size: 2.1 MB | Download (115): PDL::Slatec Download |
A small program designed to automatically resize photo images. When you run the program, it automatically pulls all the images in the current folder and reduces all 'JPG' images to the specified value (in pixels). In addition, you can specify the quality of the results JPG files (0-100) and...
Platforms: Windows
License: Freeware | Size: 30 KB | Download (105): Aistra Download |
Cusp is a simple 2D spline editing tool for free-form bezier splines or curves calculated by cubic spline interpolation. Its main usage is to create 2D motion paths for simple games.
Platforms: Windows, Mac, Linux
License: Freeware | Size: 76.35 KB | Download (54): Cusp - CubicSpliner Download |