s-spline

Excel add-in with eleven powerful worksheet functions for 1, 2 and 3 variable lookup and interpolation. Interpolation modes include: closest-value, linear, piecewise parabolic or hyperbolic, cubic spline and polynomial up to 20th order. Handles tables with missing data.
Fits polynomial curves through a set of X-Y points, returns table of polynomial coefficients and finds the best fit curve.
Includes online help and examples for Windows and Mac.

SimplexNumerica is an object-oriented numerical data analyzer, plot and presentation program. SimplexNumerica is proving to be extremely popular among scientists. Ergonomic programming using the newest Windows programming guidelines with toolbars, context dialogs and interactive diagrams providing easy handling with difficult numeric mathematics. SimplexNumerica is best suited for publication type graphics, analysis of arbitrary data.

Realsoft 3D is a complete solution for high end 3D-production. It is a full featured modeling, rendering, animation and simulation software 'Realsoft 3D introduces dozens of exciting innovations, all accessible through a very carefully designed, intelligent, and user-friendly interface .Realsoft 3D is designed to meet the requirements of today's 3D artist who requires extreme performance through an easy to use, productive user interface.

Raster To Vector converter is the most powerful and absolutely free solution for digitizing vector data from image sources. It combines the power of outline vectorizing technology with many unique features such as: Customizable noise suppression; Autoincrease quality for small-sized objects; Intelligent nodes optimization; Bezier Spline smoothing; Automatic contours creation; Full True Color support; Ultrahigh conversion speed etc.

Is useful in topography for representing and editing 3D points (by 3DPOLY, SPLINE OR BLOCK entities) and for triangulation, isolines, cross sections and longitudinal profile. RCAD 1.4 core provides OpenGL real-time shading and lighting.

With Neomesh Image Converter you can batch convert, batch resize using Bicubic Spline Interpolation, apply effects and enhancements in batches, join and create animated GIFs. This program can convert between common formats including BMP EMF GIF ICO J2K JPG JPE JPEG JP2 JPC PCX PNG PGM PNM PPM TGA TIF TIFF RAS WBMP and WMF.

Graphics4VO is developed for use with CA-Visual Objects (Version 2.0 upto 2.7). With the graphics library various graphics output on the screen, to the printer, to the plotter, into the file and to memory bitmaps are possible. Beside elementary pixel graphics and graphic primitives a lot of business and presentation graphics, function graphs, fractals and picture import from different graphics formats and ArcWiew shapes is provided.

FindGraph is comprehensive, feature-rich graph editor, as well as a curve fitting and digitizing tool for engineers, scientists and graduate students. Convert plots back to X,Y data from any published report for later processing and manipulations. The program offers 12 generic fits, including Linear Regression, Logistic Functions, Fourier approximation, Neural Networks, B-splines curves, plus a library of over 300 industry-specific formulas.

ELPhotoX is ActiveX DLL which encapsulates most important image processing routines. With ELPhotoX library you can load and save image files, convert image files into different image formats, apply various adjustments, photographic effects and filters to images, rotate and scale image, read-write EXIF information, extract frames from video files, render geometrical primitives such as line, rectangle, ellipse, square spline, Bezier spline and etc.

AniSprite is an advanced high-performance sprite animation library for Microsoft Windows. Selected features are semi-transparent masks, alpha-channel mixing, automatic hit testing (collision detection), integration with frame animation libraries and curved (spline) paths. Full source code is available.

5star Movie Enhancer is a revolutionary piece of software to enlarge and improve video files without employing expensive hardware or even more expensive professional studios. At the same time, it is also capable of producing output for the DVD player in your living room from videos made with your mobile phone, as well as creating High Definition video from a common DVD-Video. With support for the Playstation 3 (PS3) and Xbox 360!

PhotoZoom Pro 2 is software for enlarging digital images, available for OS X 10.3+ and Windows. It is based on S-Spline XL: a renewed and improved version of our patented, self-adjusting S-Spline interpolation technology. S-Spline XL is able to render sharp and crisp clear image magnifications, perfectly focused, yet without the jagged edges, loss of detail or lack of photorealism that normally come with enlarging images.

PhotoZoom Pro 2 is software for enlarging digital images, available for OS X 10.3+ and Windows. It is based on S-Spline XL: a renewed and improved version of our patented, self-adjusting S-Spline interpolation technology. S-Spline XL is able to render sharp and crisp clear image magnifications, perfectly focused, yet without the jagged edges, loss of detail or lack of photorealism that normally come with enlarging images.