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:...

5年以上 前 | 1 件の回答 | 0

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...

5年以上 前 | 1 件の回答 | 0

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....

5年以上 前 | 1 件の回答 | 0

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,...

5年以上 前 | 0 件の回答 | 0

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年弱 前 | 1 件の回答 | 0

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年弱 前 | 1 件の回答 | 0

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年弱 前 | 1 件の回答 | 0

回答済み

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...

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年弱 前 | 1

回答済み

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...

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年弱 前 | 0

回答済み

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...

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年弱 前 | 1

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回答済み

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 ...

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年弱 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年弱 前 | 2 件の回答 | 0

回答済み

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);...

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年弱 前 | 0

回答済み

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...

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...

約6年 前 | 1

回答済み

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...

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...

約6年 前 | 0

回答済み

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...

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...

約6年 前 | 0

回答済み

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 ...

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 ...

約6年 前 | 0

回答済み

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 ...

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 ...

約6年 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...

約6年 前 | 1 件の回答 | 0

回答済み

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...

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...

約6年 前 | 1

回答済み

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))...

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))...

約6年 前 | 1

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回答済み

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...

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...

約6年 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. ...

約6年 前 | 0 件の回答 | 0

回答済み

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: ...

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: ...

約6年 前 | 1

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