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updated 1 year ago

hsv2hsl by Sander Verhaeven

converts colours from the HSV to the HSL colour space (color, colour, convertion)

HSV2HSL(input)

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updated 1 year ago

Tricontf by Rich Pawlowicz

Contouring and filled contouring for unstructured 2D triangular meshes (image processing, mathematics, data exploration)

[varargout]=tricont(varargin);

[varargout]=tricontf(varargin);

tridemo.m

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updated 1 year ago

Carpet Plot Toolkit by Rob McDonald

A set of routines to make carpet plotting easier. (carpet, contour, knothole)

Cconv=carpetcontourconvert(x1, x2, y, offset, C)

[xc, yc]=carpetconvert(x1, x2, y, offset, x1p, x2p)

carpet(x1, x2, y, offset, nref, linspec1, linspec2, varar...

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updated 1 year ago

Hatched Lines and Contours by Rob McDonald

Draw lines and contours with hatches on one side of the line. (optimization, plotting, constraint)

h=hatchedcontours(C,varargin)

h=hatchedline(xc,yc,linespec,theta,ar,spc,len,varargin)

ocontourc(x, y, z, NV, cgt)

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updated 1 year ago

Active Contours implementation & test platform GUI by Nikolay S.

Implementation and demonstration of several active contours segmentation methods. (image processing, image segmentation, segmentation)

ActiveContoursWihoutEdges(hObject,mask)

ActiveCountorsGUI.m

LevelSetEvolutionWithoutReinitialization(Img,sigma,epsilo...

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updated 1 year ago

imsurf: 3D images by Matthew Arthington

Plot images as 3D planes with full control over position and scale. (image, 3d, plot)

h=imsurf(imageIn,upperLeftPoint3,normal,imXDirVec,scale,v...

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updated 1 year ago

Digital Vectorscope by Nikolay S.

Generate a Vectorscope like plot from RGB data. (image processing, color, vectorscope)

assignin_value(name,value)

digitalVectorscope( inRGB, varargin )

fullFileName=filesFullName(inFile, filesExtList, dlgTitle...

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updated 1 year ago

Surface areas of contour by HY

This function outputs surface areas within each contour and their heights. (area, contour, 3d)

ContourArea( C )

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updated 1 year ago

Zerocolor by Jurgen

Set colormap entry for zero values to specified RGB color (color, colormap, intensity)

zerocolor(varargin)

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updated 1 year ago

Image Value by Thomas Deneux

Automatic links images or plots in different figures and allows simultaneous zoom, pan, pick value. (data exploration, image plot, zoom)

fn_imvalue(varargin)

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updated almost 2 years ago

Image Noise Reduction by Local Statistics by Tristan Ursell

Reduce image noise by measuring local pixel statistics and remapping intensities. (image processing, image, noise)

[varargout]=relnoise(Iin,sz,sigma,varargin)

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updated almost 2 years ago

IMPIXEL with FIGURE TOOLS by Divakar Roy

IMPIXEL_FIGTOOLS Pixel color values with figure tools on. (impixel, image, gui)

ginput_gui(varargin)

impixel_figtools(img)

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updated almost 2 years ago

dropshadow - Drop Shadow class for plot objects by Maarten van der Seijs

Adds a dropshadow to plot objects. (dropshadow, snapshot, export)

true) dropshadow

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updated almost 2 years ago

3D histogram of RGB image by Pavel Rajmic

Creates 3D-histogram from an RGB image in the form of balls within the RGB cube (rgb, image, histogram)

image_hist_RGB_3d(imname,n,gamma)

rgb_noise_image(rows,cols,filename)

demo_image_hist_RGB_3d.m

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updated almost 2 years ago

Stellaria (Tech Demo) - The best MATLAB shooting game ever by Mingjing Zhang

If you think you have played the best MATLAB game before. Think again after you try this one. (game, shooting game, stg)

readmidi2(midiFile)

readmidi2(midiFile)

stl_CALLBACK_CloseRequestFcn(obj, event)

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updated almost 2 years ago

Draw lines with arrows by Sabesan

Draw lines with arrows. Multiple optional parameters are given for controlling the arrow and line (draw lines, plot, figure)

draw_line2(p1, p2, varargin)

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updated 2 years ago

Scalable Vector Graphics (SVG) Export of Figures by Juerg Schwizer

Converts 3D and 2D MATLAB plots to the scalable vector format (SVG). (specialized, plotting, svg)

demo_svg_water

plot2svg.m

simulink2svg

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updated 2 years ago

Harmonograph by Andrew French

An electronic construction of the amazing Victorian curiosity! (mathematics, gui, graphics)

get_data_from_gui(handles)

ghmg( t, A, W, P, T )

harmonograph(varargin)

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updated 2 years ago

Gabor Filetr GUI by Nikolay S.

Design apply and learn the Gabor Filter via GUI. (gabor, gabor filters, filter bank)

GaborFilterDesighnNik(varargin)

Gabor Filter GUI

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updated 2 years ago

Simple color adjustment sample by Masayuki Tanaka

The color adjustment will be performed, when you pick (click) white pixel. (image processing, color, white balance)

SimpleColorAdjust(varargin)

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updated 2 years ago

POLARMAP: Polarized colormap by Fran├žois Beauducel

Colormap with zero-center white shading. (image processing, earth science, graphics)

polarmap(varargin)

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updated 2 years ago

Stacked Plot by Mirko Hrovat

Stacked plots display spectra with time or another parameter. Five methods are provided. (image processing, stacked plot, plot)

stackedplot(z,style,spacing,labels,varargin)

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updated 2 years ago

fig- the exact figure size and no white space by Reza

Create publication-quality figures; easily define the figure's size, font of all labels, titles... (figure, fonts, size)

fig.m

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updated 2 years ago

Spectrogram, STFT, with varied kinds of Plots by Shreyes

Plots STFT using line, Stem, Surface, Image. STFT calculation done using in built function (mathematics, statistics, signal processing)

spectrogram_multiplot(plot_type, data, varargin)

spectrogram_multiplot_demo.m

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updated 2 years ago

Fire and/or Custom Colormap Function by Tristan Ursell

Use the 'fire' colormap in Matlab, or create your own. (color, colormap, custom)

fire(m)

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updated 2 years ago

2D Distance Transform of Arbitrary Points by Tristan Ursell

Distance transform from arbitrary points at a user set resolution and range. (image, point, points)

[Xvec,Yvec,Dist]=clouddist(Xin,Yin,xlim,ylim,res)

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updated 2 years ago

The Krouchev Journal-Figure Advanced MATLAB Toolkit by Nedialko

Toward an advanced Toolkit for Journal-Figure preparation using MATLAB (data import, image processing, article)

hNew=lafig3(newFig, fhv, FFM);

zbkfig1(fh,newFig,relScl);

demo3.m

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updated 2 years ago

Matrix Convolution with Sub-Pixel Resolution by Tristan Ursell

Convolve two matrices at sub-pixel resolution, using bilinear interpolation. (matrix, convolve, convolution)

matout=matoverlay(mat1,mat2,x,y)

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updated 2 years ago

Simulation and Animation of a Quarter-Car Automotive Suspension Model by James Allison

A standard linear quarter-car model is simulated and then animated. (automotive, demo, suspension)

plotsusp(x,road_x,road_z,curr_x,umf)

sim_qcar.m

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updated 2 years ago

plot 2/3D vector(s) by Ioannis Filippidis

Plots 2D or 3D vectors at points, both provided as matrices of column vectors. (quiver, plot, mathematics)

quivermd(ax, x, v, varargin)

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updated 2 years ago

Function for Viewing MRI Slices by Aras

Allows the viewing of slices of MRI data in the NIFTI format. (nifti, mri, slice)

splic(x,y,z,t)

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updated 2 years ago

Bezier Curve Function by Prakash Manandhar

Vectorized function to calculate Bezier Curve (mathematics, graphics, curve generation)

BezierCurve(N, P)

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updated 2 years ago

Color Clustering Matlab by GAGAN

Computes the clusters of Pixels based upon their color. (color, color matlab, clustering)

binary_quant.m

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updated 2 years ago

Draw color-coded lines in image. by Jan Heldal

LINES2IM generates an image with painted lines. The line-hues are the angles of the slopes. (image, paint, imageanalysis)

lines2im( X, Y, n,m)

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updated 2 years ago

plot_alpha by R P

Linear plot with translucid lines. PLOT_ALPHA(X,Y) plots vector Y versus vector X using Matlab FILL. (image processing, plot, line)

plot_alpha(x,y,color,width,transparency,method)

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updated 2 years ago

Active Shape Model (ASM) and Active Appearance Model (AAM) by Dirk-Jan Kroon

Cootes 2D/3D Active Shape & Appearance Model for automatic image object segmentation and recognition (asm, active shape model, active shape)

A=imresize3d(V,scale,tsize,ntype,npad)

AAM_2D_example.m

AAM_3D_train_example.m

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updated 2 years ago

Solve the puzzle via djstra shortest path algorithm by Su Dongcai

an interesting application of djstra algorithm (demo, image processing, djstra)

shortestPath(img, sp, dp)

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updated 2 years ago

copyaxes by Mar Callau-Zori

Copy an axes object into another axes object (figure, copy, axes)

copyaxes(source, destination, varargin)

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updated almost 3 years ago

Kinect Microsoft SDK by Dirk-Jan Kroon

Video, Audio, Depth Stream and Skeleton tracking (microsoft sdk, 2d, 3d)

compile_cpp_files(MicrosoftSDKPath)

Example.m

ExampleMicrophone.m

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updated almost 3 years ago

Snake : Active Contour by Dirk-Jan Kroon

Snake Segmentation (Kass et al), 2D/3D including GVF and balloon force (Easy to read code) (snakes, active, contour)

B=SnakeInternalForceMatrix2D(nPoints,alpha,beta,gamma)

B=SnakeInternalForceMatrix3D(FV,alpha,beta,gamma)

ExternalForceImage2D(I,Wline, Wedge, Wterm,Sigma)

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updated almost 3 years ago

Fetch Hue color by Prashant Somani

This function returns hsv image by entering H,S and V ranges in in function (hsv, image processing, color)

[im_col]=getcolor(imh,h1,h2,s1,s2,v1,v2)

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updated almost 3 years ago

Sub-pixel locations in 2D image by yang

The sub-pixel locations are solved by forming a Taylor series (subpixel, 2d, image)

subpix2d(R, C, L)

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updated 3 years ago

Laplacian in 1D, 2D, or 3D by Andrew Knyazev

Sparse (1-3)D Laplacian on a rectangular grid with exact eigenpairs. (matrix, mathematics, laplacian)

laplacian(varargin)

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updated 3 years ago

Quick Structured Mesh Generator by Tolga Birdal

Fast generation of structured meshes given the vertices (MEX!). Interpolation/resizing of the mesh. (structured mesh, depth map, point cloud)

[]=make_mesh_structured()

drawMesh(vertex, face, varargin)

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updated 3 years ago

mask2poly by Nikolay S.

Finds a polygon enclosing the user defined mask. Inverse of poly2mask :). (contour, roi, mask)

[xCW,yCW]=sortPoint2ContourCW(x,y)

[xDistSort,yDistSort]=sortPointMinDist(x,y)

poly=mask2poly(mask,countourType,sortPointsMethod)

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updated 3 years ago

Julia by Andrew French

Become a cyber explorer and use Julia to navigate the Fractal world! (fractal, mandlebrot, julia sets)

C=make_colour_matrix(A,cmap,NaN_colour)

[width,height,xwidth,xc,yc,N,funcstr,...

julia(varargin)

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updated 3 years ago

Screensize by claus

It permits to set a figure in selected size and position in the screen (screensize, screen, figure)

[]=screensize(xin,yin,xfin,yfin)

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updated 3 years ago

Spring-Mass-Damper system behavior analysis by Sulaymon Eshkabilov

Spring-Mass-Damper system behavior analysis for given Mass, Damping and Stiffness values. (ode15s, ode23s, ode23t)

SMDode_linear(Mass,Damping, Stiffness)

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updated 3 years ago

SMDode Spring-Mass-Damper system behavior analysis by Sulaymon Eshkabilov

Spring-Mass-Damper system behavior analysis for given Mass, Damping and Stiffness values. (ode45, ode23tb, ode113)

SMDode(Mass,Damping, Stiffness)

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updated 3 years ago

Match Plot by Li yang Ku

Draw matching lines between corresponding points in two image. Useful for SIFT feature matching. (plot, match, line)

match_plot(img1,img2,points1,points2)

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