Sobel filter of predefined size by Jan Motl

The function returns Sobel filter of predefined size. (edge, sobel, image processing)

sobelkernel(size, varargin)

Aquiles by Luis Alberto Canizares

Edge visualization, tolerance calculation, circle fitting, differentiation, auto. edge recognition (edge, edge recognition, edge visualization)

BrokenStickRegression(xx, yy, nstick)

Interface(varargin)

average_profile(data_straight)

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)

Edge Preserving Smoothing Filter by Daniel Bromand

Edge Preserving Smoothing Filter based on Nagao & Matsuyama. (preserve, nagao, smoothing)

EdgePreservingSmoothingFilter.m

image effect by 123456

lets you take a picture or browse for it and put some effects on it (image processing, gui, invert color)

CameraSettings(varargin)

invclr(varargin)

waitbar(X,varargin)

4-D Sobel Edge Detection by Rene Fung

Function S = edge4d(A) returns the magnitude of Sobel edge at every (x,y,z,t) of 4-d tensor A (image processing, edge, 4d)

edge4d(A)

HDL Coder Compatible edge detector by Igal

Simulink HDL Coder compatible negative and positive edge detectors. (hdl, edge, verilog)

edge_detector_1D

HDL coder compatible 1D Positive and Negative edge detectors by Igal

The default 1D Simulink edge detector is not HDl Coder compatible, so here's an alternative. (edge, logic, hdl coder)

edge_detector_1D

Feature Detection by GAGAN

This function can be used for corner and edge detection for any RGB or grayscale image. (corner detection, feature detction matl..., edge detection matlab)

O=feature_detection(input,varargin)

Canny Edge Detection by GAGAN

Useful for Edge Detection based on Canny Edge Detection Method. (canny edge detection ..., edge matlab, edge detection)

canny(image,si,sigma,thresh)

Isocontour by Dirk-Jan Kroon

Find ISO-contour geometry in a 2D image using marching-squares, and sort the contour objects (isocontour, iso, contour)

[Lines,Vertices,Objects]=isocontour(I,isovalue)

grTheory - Graph Theory Toolbox by Sergii Iglin

28 functions for different tasks of graph theory (clique, graph theory, tree)

BG=grBase(E)

CBG=grCoBase(E)

CoCycles=grCoCycleBasis(E)

Image Edge Enhancing Coherence Filter Toolbox by Dirk-Jan Kroon

Advanced 2D/3D noise removal and edge enhancing with anisotropic diffusion filtering ( Weickert ) (3d, ridge, image enhancement)

CoherenceFilter(u,Options)

D=derivatives(I,option)

I=imgaussian(I,sigma,siz)

Edge Preserving Smoothing by Nikos Papamarkos

% This program performs Edge preserving smoothing in color images. % (smoothing, filtering, edge)

EDGEPS.m

Smooth Triangulated Mesh by Dirk-Jan Kroon

Accurate smoothing of triangulated patch / mesh (curvature, umbrella, smoothing)

FV2=smoothpatch(FV,mode,itt,lambda,sigma)

Ne=vertex_neighbours(FV)

Ne=vertex_neighbours_double(Fa,Fb,Fc,Vx,Vy,Vz)

post image files - thermal image object identification by Bruno

3 images, see "thermal image object identification" message at newsgroup (thermal image, feature extraction, shape recognition)

MATLAB GraphViz Layout importer by Bjorn Wielens

GraphViz DOT file importer. Features include colours (HTML/X11/RGB/HSV), shapes, line styles etc. (plot, edge, data import)

[textObj,patchObj,nodeNames,adjacent]=drawDot(dotFile,surfa...

Generalised Sobel Filter for Edge Detection by Jeny Rajan

Program for generating edge images using sobel filter of any size (edge, filter, sobel)

GSobel(img,Wsize)

Canny Edge Detection by Anthony Gabrielson

Canny Edge Detection Algorithm (canny, bw, image analysis)

VE2AXY by Joseph Kirk

converts graph of vertices and edges to adjacency matrix and xy points (graph, digraph, adjacency matrix)

ve2axy(V,E)

AXY2VE by Joseph Kirk

converts graph of adjacency matrix and xy points to vertices and edges (graph, digraph, adjacency matrix)

axy2ve(A,xy)

edge detection by kongkiat Doksuntia

edge detection (morphology, segmentation, edge detection)

M03_Edge_Detection.m

getborder by Wolfgang Schwanghart

returns a logical border inside or outside a mask (matrices, border logical mask, image processing)

getborder(I,method);

Fix to SHRINKFACES by Ofek Shilon

A fix to shrinkfaces that behaves as documented also for patches not formed with faces/vertices prop (data exploration, shrinkfaces, patch)

myshrinkfaces(varargin)

Sobel Edge Detection by Anthony Gabrielson

Sobel Edge Detection (bw, sobel, edge)

Edge Dection by Anthony Gabrielson

Simple Edge Detection (bw, image, filtering)

Edge Detection of Color Images by Jeny Rajan

Find edges of a color image. (application, color, edge)

R=edgecolor(nm);

Intensity Adjust by Nassim Khaled

Extending the intensity limits of an image. (application, intensity adjust, intensity limits)

Image_out=Intensity_adjust(Image_in);

find_index.m by Christian Schultes

Find all index in a data array at the limit (filter design, filter analysis, find)

find_index(data, limit)

MATLAB - GraphViz interface by Leon Peshkin

Interface GraphViz graph layout and MATLAB user interface power. (plot, layout, graphviz)

dot_to_graph(filename)

draw_dot(adj, labels);

graph_draw(adj, varargin)

Edge Detection,Color Find,Maximum Color in Image User Interface by Imran Akthar

User interface for edge detection,cropping,color determintation.,Maximum Occurence of Color in a Ima (color, edge, annotation)

[image,index]=find_color(image,map,tr,colors)

color_check2

color_find

Winnov Blockset (edge and imnoise only) for Simulink by Tomme Hung

Handles real-time image processing. (application, winnov, edge)