Respondida
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

más de 12 años hace | 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,...

más de 12 años hace | 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?

más de 12 años hace | 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...

más de 12 años hace | 0

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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...

más de 12 años hace | 0

Pregunta

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 ...

más de 12 años hace | 3 respuestas | 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...

más de 12 años hace | 0

Pregunta

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 = ...

más de 12 años hace | 3 respuestas | 0

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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 ...

más de 12 años hace | 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....

más de 12 años hace | 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,:);

más de 12 años hace | 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 (...

más de 12 años hace | 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...

más de 12 años hace | 0

Respondida
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...

más de 12 años hace | 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...

más de 12 años hace | 1

Pregunta

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

más de 12 años hace | 2 respuestas | 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-...

más de 12 años hace | 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...

más de 12 años hace | 0

Pregunta

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...

más de 12 años hace | 1 respuesta | 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 ...

más de 12 años hace | 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...

más de 12 años hace | 1

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

más de 12 años hace | 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.

más de 12 años hace | 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...

más de 12 años hace | 0

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

más de 12 años hace | 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...

más de 12 años hace | 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 ...

más de 12 años hace | 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)) = [];

más de 12 años hace | 0

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

más de 12 años hace | 1

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

más de 12 años hace | 0