Curves

[xs,ys] = cint(x1,y1,x2,y2) finds intersection points of the curves defined by straight lines between the length(x1) points in the plane, (x1,y1), and the length(x2) points in the plane (x2,y2).The function essentially solvesx1(m) + t*diff(x1)(m) = x2(n) + s*diff(x2)(n);y1(m) + t*diff(y1)(m) =... Platforms: Matlab

This function digitizes curves in a figure, e.g. an image save form a PDF file, plots and displays the data.% figure digitizer%% Use: 1. Input image to be digitized, e.g. test.jpg. You can type the% name of the image in the editable text field, or push "Browse"% button to browse the file.% 2.... Platforms: Matlab

It can quickly process data and to visualize changes in fluorescence; or it can be used to complete multiple analyses of the data obtained in several experiments.Different spatial and temporal filters, as well as correction for bleaching can be applied. The outputs consist in fluorescence time... Platforms: Matlab

Nengo is a software package that makes it easy to develop sophisticated models of neuronal circuits. It is intended for modelling large networks of neurons (typically hundreds or thousands), using spiking point-neuron models. To get a quick sense of how to use Nengo, watch the new demo video... Platforms: Mac

Growth Curve is a simple software which allows to build microorganism growth curves in the logarithmic scale. It estimates medium doubling time and it's standard deviation. All curves are proposed to be the duplications of one experiment. Platforms: Mac

GtkSheet is a matrix widget for GTK+. It consists of an scrollable grid of cells where you can allocate text. Cell contents can be edited interactively through a specially designed entry, GtkItemEntry. It is also a container subclass, allowing you to display buttons, curves, pixmaps and any other... Platforms: *nix

ImageMagick?*A* is a software suite to create, edit, compose, or convert bitmap images. It can read and write images in a variety of formats (over 100) including DPX, EXR, GIF, JPEG, JPEG-2000, PDF, PhotoCD, PNG, Postscript, SVG, and TIFF. Use ImageMagick to resize, flip, mirror, rotate, distort,... Platforms: *nix

Wmbio is a dockapp designed for windowmaker. It shows you your biorhythms by setting your birth date. It also allows you to see the progress in the time of your biorhythms and it calculates your next positive or negative total biorhythmic level. What's biorhythms In the beginning of this... Platforms: *nix

A package for calculating ROC curves and Concentrated ROC (CROC) curves written by Dr. S. Joshua Swamidass. Platforms: *nix

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 (hue, saturation, value/brightness) and CMYK (cyan,... Platforms: *nix

SpectraScan loads images from scanned curves and exports the pixel coordinates of the curve in csv format. This program is especially for scans of ESR or other spectra, which are to be converted into a computer readable format. Platforms: *nix

Obtain data from images of graphs scanned from articles or available as image. Import the graph into ScanIt from a scanner or file, or from the clipboard. Define locations of the graph's axes by indicating known points. Extract data from the graph by manually picking points, by scanning for... Platforms: Windows, Windows 8, Windows 7, Windows Server

GraphicsJS is a free and open-source JavaScript library for easily drawing absolutely anything including interactive and significantly more powerful in terms of out-of-the-box features than Raphael, Bonsai, and other existing SVG/VML based components. Key features of GraphicsJS library making... Platforms: Windows, Mac, *nix, Windows 8, Windows 7, Windows Server, iOS, Android, iPhone,iPad

Arkan is designed to convert border of a raster mask (selection of an object in scene) or any closed polyline into B-spline (piecewise cubic Bezier curve) representation spread widely in vector graphics packages. Arkan chooses the best position both for node points (junctions of adjacent Bezier... Platforms: Windows

Vector Graphics ActiveX is professional graphics solution for creating business and technical drawings and the most powerful for today. It provides 500+ methods, properties and events and is fully object oriented. Developers get full control of all objects at run time and can process graphic... Platforms: Windows

ScopePar turns a PC into a multi-channel oscilloscope module utilizing the parallel port, the user interface to which is SeriCon on other PC. If you have an old PC, boot it by dos to run ScopePar and control it by SeriCon on your GUI PC through serial port. The free trial version of SeriCon is... Platforms: MS-DOS

Wavosaur is a free and efficient audio editor for Windows : do digital audio editing and recording , add VST effects, repair and clean your audio, perform various operations with audio data, change sound in real time, masters your track, process your sounds with VST effects in real-time.... Platforms: Windows

RealWorld Cursor Editor can create and edit static and animated Windows cursors. A drag-and-drop based interface allows users to easily reorder, duplicate, or append frames to animated cursors. Images in cursors can be modified by drawing tools such as Lines, Curves, Rectangles, or Ellipses.... Platforms: Windows

Planetary, Lunar, and Stellar Visibility presents a 3-color diagram that shows when a planet, a star, the moon or the sun is visible during any year from 3000 BC to AD 6000 at any location on the earth. The vertical axis marks the months of the year, the horizontal axis marks the hours of the... Platforms: Windows

But calling GIMP an image editor is like calling the sleek, limited edition, 268mph Bugatti Veyron Super Sport a nice car. It doesn’t even scratch the surface. For this GIMP download is an incredible piece of software - versatile, powerful and free. It’s the answer to your image editing... Platforms: Windows, Windows 8, Windows 7, Windows Server