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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

fast 12 Jahre vor | 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,...

fast 12 Jahre vor | 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?

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 0

Frage

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 ...

fast 12 Jahre vor | 3 Antworten | 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...

fast 12 Jahre vor | 0

Frage

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 = ...

fast 12 Jahre vor | 3 Antworten | 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 ...

fast 12 Jahre vor | 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....

fast 12 Jahre vor | 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,:);

fast 12 Jahre vor | 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 (...

fast 12 Jahre vor | 1

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Beantwortet
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...

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 1

Frage

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

fast 12 Jahre vor | 2 Antworten | 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-...

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 0

Frage

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...

fast 12 Jahre vor | 1 Antwort | 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 ...

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 1

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

fast 12 Jahre vor | 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.

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 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...

fast 12 Jahre vor | 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 ...

fast 12 Jahre vor | 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)) = [];

fast 12 Jahre vor | 0

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

fast 12 Jahre vor | 1

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

fast 12 Jahre vor | 0