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Pattern Recognition with Perceptron
Hi, Benard A perceptron can be created with the *newp* function. Eq: net = newp(PR,S,TF,LF); - PR is m x 2 matrix of [...

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3D roataion of image (jpg image)
Hi, I have read your message to my email. I see your problem. Imrotate cannot rotate an image in z - direction. Please ...

8년 이상 전 | 1

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About edge detection
Hi, Priyanka Generally, you can perform edge detection with *edge* command from Matlab. Which operator? Sobel, prewitt, ca...

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About RGB color space.
Hi, Priyanka What does 'find RGB color space from RGB color image' means? Please see at : http://www.mathworks.com/help...

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about conversion of color spaces
rgb2ycbcr MATLAB YCbCr color space is often referred to as YUV.

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3D roataion of image (jpg image)
Hi, in Matlab R20011a, I don't face any problem with imrotate to rotate 3D image I = imread('football.jpg'); %3D image ...

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Watershed
Hi, Just simple mistake. You save your script with name *watershed* however, *watershed* is built-in function in Matlab. ...

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displaying images as a small icons ( low resolution )
Hi, Rehana we can resize an image with *imresize* from image processing toolbox Eq: I = imread('cameraman.tif'); i...

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Animation help needed with
l =0.33;R=100;T=68;m=0.000125;w0=0.1;t=0;mu=m/l;c=sqrt(T/mu);r=1/2;x0=l*r; for t = 1:10 for x=1:34; for n=1:5000; ...

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Animation help needed with
l=0.33;R=100;T=68;m=0.000125;w0=0.1;t=0;mu=m/l;c=sqrt(T/mu);r=1/2;x0=l*r; axis equal for t = 1:10 for x=1:34; ...

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Displaying images with GUI in matlab
Hi, You asked me 'what about for huge number of images in a folder??' I think of course we cannot create so many axes in t...

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i have a capturing GUI, how do I save each image i capture in camera?
Hi, John Can you find opening fcn in your code? Something like function untitled1_OpeningFcn(hObject, eventdata, handles, ...

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How to save image of a video.avi file into the folder where Matlab is running as image.bmp file?
Hi, 'shaky_car.avi' is already exist in visiondemos folder, so you do not need to change the directory by cd ...

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How to create callback function from matlab code
Hi, Jethro Please try my code below. This code create 4 buttons when you press the main button. I hope you can modify i...

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Multiple lines in an Edit Text space...
Hi, Maybe this is what you mean : var = msgbox(get(handles.edit_text,'string'),'Title'); And don't forget to set pro...

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Displaying images with GUI in matlab
Hi, If you want to display it on the GUI, first you have to design the GUI. Make a GUI with four axes, as shown in the ima...

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Conflict between background and graphics
Hi, Jethro Just use the same concept. No matter if you want to plot something in second axes instead of display an image. ...

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matlab code
Hi, You can use *imagesc* command from Matlab A = [ 0 1 1 1 0; 0 1 1 1 0; 0 0 1 0 0; ...

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How to erase a text or image file in a folder from the command window?
delete('filename')

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Conflict between background and graphics
Hi, Jethro Looks like your problem is almost similar to this one : http://www.mathworks.com/matlabcentral/answers/22963-ho...

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Matlab Error, Non-existent field, axes properties.
Hi, in the pushbutton1 callback you should write : function browse1_Callback(hObject, eventdata, handles) handles.output =...

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Need some help regarding color detection and it's position
Hi, i Venky from my previous <http://www.mathworks.com/matlabcentral/answers/25769-best-method-for-identifying-the-color post...

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How to insert text into image
What version of Matlab are you using? Is there computer vision system toolbox? You can use *vision.TextInserter* from Matl...

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wait/retrieve data from another GUI
Hi, it is possible to do with small trick. When passing data between GUIs, the idea is via MAT file. I have 2 GUIs as s...

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How to use houghlines to detect the barcode lines
Hi, First, sorry for changing your tif image into jpg format. Here, I have the code to perform line detection. I = im...

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How to Read multiple Images from a Directory.
Of course. Variable *I* should be a cell-array. Eq : I{i} =imread(name); And when calling your data, you can use ...

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storing an image
obj = mmreader('yourvideofile.avi'); vid = read(obj); nFrame = 5; for k = 1 : nFrame newname = strcat('frame0'...

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GUI help - Possible to have somethings grayed out until needed
Hi, I have small example that may helps you. You should design a GUI as shown in picture below <<http://i1196.photobuc...

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Matrix data
A = round(10*rand(5,5)) tmp = [1 2 4]; for col = 1 : 5 B(:,col) = A(tmp,col); end The result : A = ...

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VideoReader not recognized in my MATLAB version
It seem your Matlab doesn't recognize command *VideoReader*. How about use *mmreader* instead?

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