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change Black and White - Image to Black & Red Image
You need to define the colormap: imshow(BW,[0 0 0; 1 0 0]) % 0's are black and 1's are red

oltre 11 anni fa | 0

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ellipses on image
Use <http://www.mathworks.com/help/toolbox/pde/ug/pdeellip.html pdeellip> (if you have the PDE toolbox): pdeellip(xc,yc,a,b,...

oltre 11 anni fa | 0

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[DISCONTINUED] MATLAB Answers Wish-list #2 (and bug reports)
How about a link on the left hand navigation for FAQ and posts like Walter's on tags?

oltre 11 anni fa | 1

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add picture in matlab
do you have the image processing toolbox? if so: I = imread('imagename.extension'); The result will be a 2- or 3-D matri...

oltre 11 anni fa | 0

| accettato

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cropping manually and automatic using matlab
*Manual method:* scenenum = input('Please enter the number of scenes you wish to crop: ') for m = 1:scenenum mask...

oltre 11 anni fa | 0

Domanda


Creating vector of all numbers in a cell array.
This is probably an easy solution, but I cannot figure it out. I have an |m x m cell array| where each cell contains a |1 x ...

oltre 11 anni fa | 3 risposte | 0

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Problem trying to access labeled portion of images (updated 7/5)
I switched to |*.**| over *|immultiply()|* and I haven't run into the error message again. This may not mean I am out of the wo...

oltre 11 anni fa | 0

Domanda


Problem trying to access labeled portion of images (updated 7/5)
*UPDATE:* <http://dl.dropbox.com/u/56764179/data_dump.mat data_dump.mat> unique(diff(unique(endpts_labeled))) ans = ...

oltre 11 anni fa | 3 risposte | 0

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Risposto
for loop doesn't seem to loop
You're not specifying the row of A that you are writing the data to, so each loop it just places [PVtech(i,:) WTtech(i,:)] into ...

oltre 11 anni fa | 0

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How can I deblur an image given the original PSF?
<http://www.mathworks.com/help/toolbox/images/ref/deconvlucy.html doc deconvlucy> the documentation mentions similar functions....

oltre 11 anni fa | 0

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Delete unique element in column
Based off of Jan's answer: A = [1 2; 1 3; 3 4]; [B, I, J] = unique(A(:,1),'last'); NewMatrix = A(I,:);

oltre 11 anni fa | 0

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How to implement 'Medfilt1' function into Simulink
If you have the Video and Image Processing Blockset, use the 2D median filter and change the "Neighborhood size" to 1xN or Nx1 (...

oltre 11 anni fa | 1

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If condition without loop
A(A>0 & A<=1) = 1; A(A>1 & <=2) = 2; Of course if you'd like to do this continuously (constantly rounding values, not ju...

oltre 11 anni fa | 0

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me not like new lay out of this section! (not a question)
What is the value of having a *"Home"* and *"Search"* link on the navigation panel (upper left hand side) if both link to the sa...

oltre 11 anni fa | 1

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vector index of consecutive gap (NaN) lengths?
Thomas' answer is faster, but here is my go: A = [2 4 NaN 7 9 NaN NaN NaN 32 NaN NaN 8]; idx = isnan(A); [B n]= bwlab...

quasi 12 anni fa | 1

Domanda


Finding distance between endpoints of image segment: PixelList vs 'endpoints'
New Code: %% Calculate Tortuosity disp('Calculating tortuosity of large segments'); V = thin8-imdilate(cr...

quasi 12 anni fa | 2 risposte | 1

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Filling with color the space between to polynomial curves to represent error area.
Check out this FEX submission, it should do what you want: <http://www.mathworks.com/matlabcentral/fileexchange/13188-shade-...

quasi 12 anni fa | 0

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Reshaping Blobs in a Binary
use region props area measurements and dilate the centroid points with a disk structuring element with the appropriate radius (a...

quasi 12 anni fa | 0

Domanda


Help understanding the imbothat function.
I am using the function _imbothat_ as part of a larger image processing algorithm and it works great for what I need (I found th...

quasi 12 anni fa | 1 risposta | 1

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How to segment 2D breast images using fuzzy c-means algorithm
I am guessing you are using a DICOM file since this is a CT image? If so, use Image = dicomread(filename); (Help page ...

quasi 12 anni fa | 1

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Small simple question about displaying multiple pictures or objects
% Generate random pictures PicNum = 5; PicSize = 100; J = zeros(PicSize,PicSize,PicNum); % Always good to preallocate...

quasi 12 anni fa | 1

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Local maxima
<https://www.google.com/search?q=local+maxima+matlab>

quasi 12 anni fa | 0

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Generating reconstructed image from a sinogram without using 'iradon'
<http://www.wepapers.com/Papers/78923/Filtered_Backprojection_Algorithm_in_MATLAB.ppt> That may help you.

quasi 12 anni fa | 0

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noise removel
I = 3 * sin(.3*[1:500]')*ones(1,500) + 3 * cos(.2*[1:500]')*ones(1,500) + 0.5*ones([500 500]); % Generate random sine wave im...

quasi 12 anni fa | 0

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algorithm strategy
http://scholar.google.com/ have fun.

quasi 12 anni fa | 0

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How to make a FOR loop to be efficient
Perhaps break this into two separate iterations where the first optimization happens more crudely using parameters spaced more g...

quasi 12 anni fa | 0

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Background Subtraction
There are various methods to better segment your image and most are best dealt with on a case by case basis. Check out Image ...

quasi 12 anni fa | 0

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Getting rid of NaN from 1 by n matrix
A =[1,NaN,2,3,NaN,4,5,NaN,6,7,NaN,NaN]; A(isnan(A)) = [];

quasi 12 anni fa | 0

| accettato

Risposto
block processing of a matrix
threshold = 50; matrix = rand(32,32)*255; median_matrix = medfilt2(matrix,[3 3]); diff_matrix = median_matrix - ...

quasi 12 anni fa | 1

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Radon Transform
http://www.mathworks.com/help/toolbox/images/ref/radon.html ?

quasi 12 anni fa | 0

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