質問


Warning using bwareafilt: "Some objects were not selected"
Hi, I'm using the function bwareafilt to select the twelve largest objects on a binary image. Sometimes, this warning occurs:...

6年弱 前 | 1 件の回答 | 0

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質問


Compatibility of Halcon Wrapper and OpenCV Interface
Hi, I'm interested in using the Halcon Wrapper: https://it.mathworks.com/matlabcentral/fileexchange/46524-mvtec-halcon-wra...

6年弱 前 | 1 件の回答 | 0

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質問


How to perform xcorr2 only in one direction?
Hi, I'm working on two images having the same dimensions. They don't require to be aligned vertically, but only horizontally....

約6年 前 | 1 件の回答 | 0

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質問


In images aligning, how to exclude some areas from xcorr2 execution?
Hi, I'm trying to align two images using the procedure described into the "Align Two Images Using Cross-Correlation" example,...

約6年 前 | 0 件の回答 | 0

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質問


How to add an array in a structure as a new field?
Hi, I'm using the following code to get a structure variable _stats_, that will have 23 + 1 = 24 fields. stats = regionp...

6年以上 前 | 1 件の回答 | 0

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質問


How can I find the Sensitivity Factor of the Harris Corner Detector?
Hi, I'm using the _detectHarrisFeatures_ function. To learn about it, I've found this page: http://it.mathworks.com/help/v...

6年以上 前 | 1 件の回答 | 0

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質問


How to visualize MajorAxisLength and MinorAxisLength on images?
Hi, I would like to replicate something similar to that shown in the explanation of "Orientation" property of the "regionprop...

6年以上 前 | 1 件の回答 | 0

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How do I merge multiple bounding boxes that overlap into one bigger bounding box?
Hi, this example proposes a method to merge boxes, using "accumarray": http://it.mathworks.com/help/vision/examples/automa...

6年以上 前 | 1

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use bwconncomp for large sparse matrices
Hi, I think the example in the documentation may be what you are looking for. Please, find the "Calculate Centroids of 3-D Ob...

6年以上 前 | 0

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Qn regarding Matlab Montage
Hi, yes, it is possible. This is just a basic example: mont(:,1:500) = I1; mont(:,550:1049) = I2; mont(550:1049,1:500...

6年以上 前 | 1

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3D animation of imported data
Hi, I'm not able to answer your question, I'm writing just for a suggestion. I never used the "drawnow" function, but I know ...

6年以上 前 | 0

質問


How to apply a different b/w threshold to each row of the image?
Hi, I would convert an image from grayscale to black-and-white using the im2bw function, and I need to apply a different thre...

6年以上 前 | 2 件の回答 | 0

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How do I create a minimum bounding box from locations in cornerPoints object?
Hi, I think this code should be ok for you: x_coordinates = strong.Location(:,1); y_coordinates = strong.Location(:,2);...

6年以上 前 | 0

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How to create a Matrice from a structure
Hi, if "meanValues" is a single value and you return a 2d matrix from it, I think that if "values" is an array you should ret...

6年以上 前 | 1

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while converting a gray scale image to tif file for edge detection ;it is showing that the dimension of tif file has changed .how can i make a tif file to 2d image
Hi, try with "rgb2gray": http://it.mathworks.com/help/matlab/ref/rgb2gray.html Example for your case: colormap(gray...

6年以上 前 | 0

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how can I smooth a bw image?
Hi, I don't know an exact way, so I just propose two ideas: 1) use "imdilate" with a high value for the parameter, this ma...

6年以上 前 | 0

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how can I rotate the image ?
Hi, I'm not sure but I think that the "view" function could help you: http://it.mathworks.com/help/matlab/ref/view.html ...

6年以上 前 | 0

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Plot rectangle boxes on image using MATLAB
Hi, what if you substitute the line: figure, imshow(J); with these lines? if i == 1 figure, imshow(J); end ...

6年以上 前 | 0

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質問


How to calculate the correlation coefficient between an array and a matrix?
Hi, I have a matrix A and a matrix B, with the same number of rows and a different number of columns. I need to calculate the...

6年以上 前 | 1 件の回答 | 0

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How do u change the intensity ratio of the object in the gray scale image?
Hi, if all pixels outside the central region are zeros, I think you can solve this issue enlarging the entire image using the...

6年以上 前 | 1

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How to return the index of a cell array?
Hi, is this example good for you? X{1} = 1; X{2} = [2 2 2 2]; X{3} = [3 4 5 6 7]; random_index = randi(length(X))...

6年以上 前 | 1

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calculer le barycentre d'une région avec plusieurs pixel de valeur différente
Bonjour, excuse-moi pour mon francais, mais ils sont beaucoup d'ans que je ne parle cette langue. Je pense que la fonction...

6年以上 前 | 1

質問


How to stop the "java.lang.OutOfMemoryError: Java heap space" error?
Hi, I'm dealing with very big images, and sometimes I use to drag&drop an image into the Workspace to load it as a variable. ...

6年以上 前 | 0 件の回答 | 0

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how to open an image file using Matlab GUI
Hi. If I well understand your question, I think using the "imread" and then the "imshow" functions could be helpful for you: ...

6年以上 前 | 1

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