Flash X Y Position
This code takes an input of a set of given (x,y) points in the Cartesian coordinates and returns the center and radius of the minimum circle enclosing the points.This code is based on that of Yazan Ahed, and contains no changes in the algorithm but only in the structure.The previous code was...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (48): Minimum Enclosing Circle Download |
MISO_FIRWIENER(N, X, Y) computes the optimal FIR Wiener filter of order N, given any number of (stationary) random input signals as the columns of matrix X, and one output signal in column vector Y.Requires BLOCK_LEVISON.M, also on the file exchange.By Keenan Pepper; uploaded with permission.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (46): Find optimal FIR Wiener filter for multiple inputs Download |
pbest=EASYFIT(x,y,varargin) fits the data Y = f(X) to a model function Y = FUN(P,X).If FUN is not given as an input argument, POLYFIT is used as the model function.Bounds on the parameters P may be set.By default a plot is generated which presents the data as well the "best" curve, confidence...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): Fit experimental data is easy Download |
D = DISTMAT(X,Y) for matrices X and Y returns the distance matrix where the (i,j)th entry is the d-norm distance between the ith and jth row of X and Y respectively.DISTMAT(X,Y,d) computes a specific d-norm distance. Default=2[D,XI,YI]=DISTMAT(X,Y,d,var) gives the indices of the sorted values of...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (47): distmat Download |
Most ROI Drawing Tools limit you to either drawing a circular ROI or a rectangular ROI perpendicular to the X-Y axis. ROI Draw's primary purpose is to expand upon the drawing of rectangular ROI's by allowing you to draw them at any angle.After selection of an ROI, ROI Draw crops and rotates your...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (46): ROI Draw Download |
[M,B] = AG_RECTA(X,Y) finds the the slope M and the y-intercept B of the line that better fits to the X,Y data. X and Y are vectors of the same length.
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): Straight-line fitting genetic algorithm Download |
MINimal CONNECTivity (adjacency) matrix for (X,Y) points on a plane, and/or graph of connections. Needs CLINE.Applications: graph theory, optimal traffic, astronomy (e.g. if youwant to see a tree of connected stars selected according to certain bounds on distance and/or magnitude etc).The...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): MINCONNECT Download |
Syntax: plotdata; plotdata(hPlotFig); plotdata(figureName,sheetName,xdata,ydata, xAxisName,yHeaders,...); [hDataFig, hSpreadsheet] = plotdata(...); PLOTDATA(hPlotFig) scans the supplied figure handle for any plot axes; for each plot axes found, a new spreadsheet is created with the plot data...
Platforms: Matlab
License: Freeware | Size: 40.96 KB | Download (46): PlotData - display plot raw-data in data-tables Download |
a function to define the coordination of your own subplot axesyou'd better estimate the input to assure not exceed the figure;this function is similar to the subplot(row,col,i)i is the ith subplot[x,y,w,h]=MYaxis(rownum,colnum,wblank,hblank,leftside,rightside,upside,downside,i); rownum=5 colnum=4...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): MYaxis Download |
GRDWRITE2(X,Y,Z,'file.grd') will create a grid file containing the data in the matrix Z. X and Y should be either vectors with dimensions that match the size of Z or two-component vectors containing the max and min values for each. The file will be a COARDS-compliant NetCDF file, the standard...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (49): grdwrite2 Download |
Conversion routines to take a surface (a function z of (x,y) or (theta,r)) and convert this into a solid; much as meshz does, but a little more useful for outputting as an STL for frabrication in a 3D printer. There are two cases, one in Cartesian co-ordinates, and the other in polar...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): surf2solid Download |
Transparency. Privacy protection. and Participation. our values.
Revolution.
Pirate Desire can project any kind of calculation in x / y / t, and it can integrate over time. Select your Target. Check your Options. Build your own Ship. contribute. and grow. be successful. Vote....
Platforms: Windows, Windows 8, Windows 7, Windows Server
License: Freeware | Size: 6.06 MB | Download (1014): Pirate Desire Download |
PDL::Graphics::X is a PDL OO access to X windows. SYNOPSIS # example 1 use PDL; use PDL::Graphics::X; my $x_size = 255; my $y_size = 255; my $win1 = PDL::Graphics::X->new({SIZE_X => $x_size, SIZE_Y => $y_size}); my $a = xvals(zeroes(byte,$x_size,$y_size)); $win1->imag($a); # example...
Platforms: *nix
License: Freeware | Size: 10.24 KB | Download (106): PDL::Graphics::X Download |
moonpos calculates the moon position using the method in the bookAstronomical Algorithms by Jean Meeus, Chapter 45, pp 307 - 313. Thealgorithm used is accurate to about 10 arcsec in longitude and 4 arcsecin latitude according to the book, although the time range is notmentioned. The periodic...
Platforms: Matlab
License: Freeware | Size: 20.48 KB | Download (46): Moon Position Download |
function P=ipeak(DataMatrix,PeakD,AmpT,SlopeT,SmoothW,FitW)Keyboard-operated Interactive Peak Finder for data in data matrix "DataMatrix", with x values in row 1 and y values in row 2. Returns the peak table in P (Peak #, Position, Height, Width.) See...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (43): iPeak: Interactive Peak Detector Download |
This block allows the use of aeronautics conventions to express orientation and position of an object in a virtual world.Specifically, the object's orientation can be expressed by means of euler angles and its position by means of X,Y,and H cartesian coordinates.October 2002Giampiero Campa,...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (44): aero2vr Download |
GD::Simple module is a simplified interface to GD library. SYNOPSIS use GD::Simple; # create a new image $img = GD::Simple->new(400,250); # draw a red rectangle with blue borders $img->bgcolor(red); $img->fgcolor(blue); $img->rectangle(10,10,50,50); # draw an empty rectangle with...
Platforms: *nix
License: Freeware | Size: 256 KB | Download (100): GD::Simple Download |
Veusz is a GUI scientific plotting and graphing package. It is designed to produce publication-ready Postscript or PDF output. SVG, EMF and bitmap export formats are also supported. The program runs under Unix/Linux, Windows or Mac OS X, and binaries are provided. Data can be read from text, CSV...
Platforms: Mac
License: Freeware | Size: 10.2 MB | Download (432): Veusz for Mac OS X Download |
y = RankOrderFilter(x, window, thd) runs a rank-order filtering of order N on x. y is the same size as x. If x is a matrix, RankOrderFilter operates along the columns of x.Rank-order filter calculates the p'th percentile of the data on an N sized window round each point of x. p can be a number...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (53): Rank-Order Filter Download |
A command-line peak fitting program for time-series signals, written as a self-contained Matlab function in a single m-file. Uses an non-linear optimization algorithm to decompose a complex, overlapping-peak signal into its component parts. The objective is to determine whether your signal can be...
Platforms: Matlab
License: Freeware | Size: 10 KB | Download (45): Peak Fitter Download |