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updated 18 days ago

rysk-t/ezROI by Ryosuke F Takeuchi

interactive imadjust & imfindcircle (GUI) (image processing, gui, guide)

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updated 1 month ago

Iris segmentation using Daugman's integrodifferential operator by Anirudh Sivaraman

This program takes as input the image of the iris f human eye and localises the iris and pupil by fi (application, iris, segmentation)

drawcircle(I,C,r,n)

lineint(I,C,r,n,part)

partiald(I,C,rmin,rmax,sigma,n,part)

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updated 1 month ago

Generalized Plane Stress and Plane Strain States by Nikolas Apel

Visualization, Transformation & 0-45-90 Strain Gage Rosette Evaluation (strain gage, spannung, dehnung)

update_gui.m

setlanguage.m

genStressStrainStates(varargin)

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updated 2 months ago

Hypotrochoid by Sagheb Kohpayeh Araghi

make Hypotrochoid and Cycloid (hypotrochoid, cycloid, graphics)

hypotrochoid.m

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updated 8 months ago

circularGraph by Paul Kassebaum

Plot an interactive circular graph to illustrate connections in a network. (network, circular, circle)

Circular Graph Examples

circularGraph

node

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updated 8 months ago

Exact minimum bounding spheres/circles by Anton Semechko

Compute exact or approximate minimum bounding spheres/circles (optimization, geometry, sphere)

ApproxMinBoundSphereND.m

ExactMinBoundCircle(X)

ExactMinBoundSphere3D(X)

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updated 9 months ago

Plot a circle in 3D by Andreas Schmid

The function plots a circle with user defined radius, position and direction (plot, circle, 3d)

circle_3D(r, M, n)

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updated 9 months ago

tau - the circle constant by Sky Sartorius

Sky Sartorius (view profile)

For those who believe that pi is wrong. (pi, tau, circle)

tau()

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updated 9 months ago

Ellipse - plot an ellipse according to 3 points by Noam Greenboim

ELLIPSE plots an ellipse, and returns its values using 3 points selected by the user on the figure. (ellipse, annotation, geometry)

Ellipse(axis_h,markersFlag,ellipsePlotFlag)

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updated 11 months ago

mycorrplot_2 by Wei-Ting Lin

Plot the results of correlation (i.e. corr(X, Y)) in figures with table-like structure. (correlation, circle, visualization)

mycorrplot_2(X,Y,xnames,ynames,type, plotson)

plot_circle(center,radius,facecolor,edgcolor)

X_corrplots_2.m

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updated 11 months ago

Spherical hough transform for 3D images by Luke Xie

Luke Xie (view profile)

SphericalHough detects spherical structures from 3D images - determines object center and radius (3d, image processing, image analysis)

SphericalHough(img,radrange,varargin)

affine(old_img, old_M, new_elem_size, verbose, bg, method)

autodetectmr(filenames)

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updated 11 months ago

[xc,yc]=CircCalc(P1,P2,R) by Marco

Marco (view profile)

This function calculates a circle by 2 points and a given radius (circle, circlefit, two points)

CircCalc(P1,P2,R)

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updated 11 months ago

Visualization of correlation results: mycorrplot_1 by Wei-Ting Lin

Plot the results of correlation (i.e. corr(X)) in a figure with table-like structure. (correlation, scatter plot, plot)

mycorrplot_1(X,xnames,type, colorbaron,textin)

plot_circle(center,radius,facecolor,edgcolor)

X_corrplots.m

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updated 12 months ago

The GUI for Land Surveying computation by renoald Tang

Simple GUIs are develop as tool for land surveying computation (land survey, inverse, reference line)

Azimuth(X1,Y1,X2,Y2)

Circle(varargin)

ComBeaDist(varargin)

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updated 1 year ago

Hough transform for circles by David Young

David Young (view profile)

A Hough transform function for detecting circles, optimised to allow search over radii. (hough transform, circle, image analysis)

Circular Hough Transform Demonstration

circle_hough(b, rrange, varargin)

circle_houghpeaks(h, radii, varargin)

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updated 1 year ago

Object oriented program demo: animated traffic lights on road intersection by Bogumila & Zbigniew MROZEK

simple classes and superclass are used to arrange flexible object oriented programming environment (demo, gui, simulation)

map

tLamps % trafficLamp

trafficLamp

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updated 1 year ago

circle plotter by Chad Greene

Chad Greene (view profile)

Simply plot filled circles or circle outlines. (circle, plotting, fill)

circles

circles(x,y,r,varargin)

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updated 1 year ago

A suite of minimal bounding objects by John D'Errico

John D'Errico (view profile)

Suite of tools to compute minimal bounding circles, rectangles, triangles, spheres, incircles, etc. (miminum, bound, bounding)

incircle(x,y)

insphere(xyz,tri)

minboundcircle(x,y,hullflag)

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updated 1 year ago

angularDifference.m by Edmund Brekke

Calculate the difference between two angles (angular difference, subtraction, closed manifold)

angularDifference(controlZ,minuend,subtrahend)

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updated 1 year ago

CircPlot by Kevin Hellemans

Create circular plot of labeled data (vector, circle, plot)

CircPlot

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updated 1 year ago

Dicom Operator - EsmeProcess by Jun Li

Jun Li (view profile)

EsmeProcess functions dicom image operation including viewing, drawing, writing and statistic. (dicom, mask, header)

EsmeProcess Tutorial

uitreecontextmenu.m

addmenuitems.m

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updated 1 year ago

circus() - just a simple circle function to generate circle info for plotting by Brad

Brad (view profile)

give circus a radius and it returns circumference coordinates to plot (circle, plot circle, 3d circle)

circus(r,varargin)

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updated 1 year ago

MATLAB demo of Magic Circle TRIGONOMETRIC calculation with simple and easy arithmetic by AMITAVA BISWAS

Progressively calculates sin and cos values along a circle. (resonator, tuned, trigometry)

biswas51.m

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updated 1 year ago

Mesh a plate with hole by Siva Srinivas Kolukula

Meshing a plate with hole at center of given radius (meshing, grid, transfinite interpola...)

Xb(s,Domain)

Xl(s,Domain)

Xr(s,Domain)

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updated 2 years ago

Circles overlap remover by Elad

Remove one or both circles from an overlapping circles pair (with tolerance). (imfindcircles, image processing, circles)

RemoveOverLap(centers,radii,tol,option)

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updated 2 years ago

Generate points from given conic (A,B,C,D,E,F) by Juan

Juan (view profile)

generate points from ellipse, hyperbola, circles, etc. (mathematics, conics, ellipse)

points_from_conic(A,B,C,D,E,F, domain,number_points, nois...

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updated 2 years ago

Circle fitting using modified Coopes method by Daniel

Daniel (view profile)

Robust method for fitting a circle to data using Weighted Linear Least Squares. (curvature, circle, fit)

circfit( data, weights )

circfit_DEMO.m

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updated 2 years ago

Smith Simulator by Gaurav Gupta

Gaurav Gupta (view profile)

It allows to do on computer all you were doing with pencil and paper with some beautiful features. (smith, locus, undo)

ErrWarnings(errcode)

GetFinalSolution()

LocatePoint(ind,val)

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updated 2 years ago

Circle pixel coordinates using mid-point algorithm by Jean-Yves Tinevez

Return the optimal pixel coordinates of a circle, given its center and radius. (image processing, drawing, center)

getmidpointcircle(x0, y0, radius)

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updated 2 years ago

"Chuck Close-ify" an image by Jeremy Manning

Create Chuck Close-style images from photographs and existing images. (chuck close, rectangle, circle)

chuck_closify.m

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updated almost 3 years ago

Parametrized uniform triangulation of 3D circle/sphere by Arso

Arso (view profile)

Short function for parametric triangulation of 3d sphere (circle, sphere, triangulation)

sphereTriangulation(numIterations, radius)

testSphereTriangulation.m

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updated almost 3 years ago

hypersphere / n-sphere by Michael Völker

Generate n-dimensional Ellipsoid or Sphere (hypersphere, nsphere, spheren)

hypersphere( varargin )

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updated almost 3 years ago

circles - rectangle intersection area by Doron avramov

A fast function which calculate the intersection area of a circle in a large rectangle. (analytic, area, circle)

compute_circle_area2(xcenter,ycenter,r)

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updated almost 3 years ago

3 shot dynamic balancing by Muhammad Tauha Ali

it gives exact position and amount of mass to be added or removed for dynamic balancing (dynamic balancing, displacement, utilities)

3 shot dynamic balancing

shot3(varargin)

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updated 3 years ago

Circle Plane in 3D by Cheng-Yuan Wu

Plot and fill a circle by given center, radius, and surface normal (circle, circle plane, plane)

circlePlane3D( center, normal, radious, theintv, normalon...

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updated 3 years ago

Problem of Apollonius by Abhilash Harpale

The code solves the Apollonius problem using a simple algebric formula. (mathematics, tangent, circle)

apollonius(cir1,cir2,cir3)

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updated 3 years ago

Circle Detection Using Hough Transforms by Kobi Nistel

Kobi Nistel (view profile)

Finds circles of any radii in a image. (hough transform, circle, image processing)

RGBCircle(image, y, x, rad, col, width, pointnum, phase)

cfresize(im, longDimSize)

circlefinder(im, radMin, radMax, thresh, imresize, imDisp)

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updated 3 years ago

Draw multiple circles as a single line object by Brett Shoelson

Brett Shoelson (view profile)

FAST, EFFICIENT drawing of multiple circles! (circle, circles, line)

circles(radii,centers,varargin)

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updated 3 years ago

Circular Statistics Toolbox (Directional Statistics) by Philipp Berens

Philipp Berens (view profile)

Compute descriptive and inferential statistics for circular or directional data. (statistics, probability, circular statistic)

circ_plot.m

circ_ang2rad(alpha)

circ_axial(alpha, p)

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updated 3 years ago

circle_fit by Val Schmidt

A function to fit a circle to a set of 2D points (circle, fit, mathematics)

circle_fit(x,y)

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updated 3 years ago

Circ by Christopher Wilcox

Matlab function to return a generalized circular/elliptical mask (circle, mask, array)

circ(r, dim, centerCoord)

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updated 3 years ago

circlefit3d - fit circle to three points in 3d space by Johannes Korsawe

Calculate center, radius and plane of circle that passes through three given points (circle, points, fit)

circlefit3d(p1,p2,p3)

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updated almost 4 years ago

How to think vector, tutorial by Maxim Vedenyov

Maxim Vedenyov (view profile)

no for loops logical indexing bsxfun (tutorial, think vector, think vectorized)

circle_for_loop.m

circle_vectorized_code.m

inside_circle_vectorized.m

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updated almost 4 years ago

Growbubbles - maximum radius packing by Sven

Sven (view profile)

Growbubbles takes centroid points and returns the maximum radius circles or spheres without overlap (packing, pack, circle)

growbubbles(ptsIn)

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updated almost 4 years ago

Draw a circle. by Zhihua He

Zhihua He (view profile)

Easy circle drawing. (specialized, plotting, circle)

circle(center,radius,NOP,style)

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updated 4 years ago

Check Whether a Point Lies Inside,Outside or On a Circle by Divakar Roy

Divakar Roy (view profile)

Checks whether a point lies inside,outside or on a circle defined by 3 other points. (approximation, interpolation, circle)

iscircle(X,Y,x,y)

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updated 4 years ago

Circle Bounded Voronoi Diagram by Meng Sang Ong

Compute individual Voronoi cell area of 2D point sets bounded in a unit circle (voronoi, bounded, area)

BoundVoronoin_UnitCircle(V, C, varargin)

BoundaryIntersect_UnitCircle(P1, P2, Mode)

CalcArea_UnitCircle(VSet, V1, V2, ptS)

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updated 4 years ago

2D Mohr's Circle by Mark Tschopp

This input script draws a 2D Mohr's circle given normal and shear stresses. (mechanics of material..., circle, radius)

circle(center,radius,NOP,style)

exportfig(varargin)

draw_Mohr's_circle.m

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updated 4 years ago

minimize ratio perimeter/sqrt(area) of a random shape by Maxim Vedenyov

Maxim Vedenyov (view profile)

Random search used. Result is circle of cause. (polygone perimeter, minimal perimeter, fixed area)

perimeter(r,N)

minimal_perimeter_gif.m

minimal_perimeter_avi.m

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updated 4 years ago

Circle/ellipse on RGB image by Kobi Nistel

Kobi Nistel (view profile)

Draws a circle or ellipse on a RGB image (circle, ellipse, image processing)

RGBCircle(image, x, y, rad, col , pointnum, phase)

testrgbcircle.m

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