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jack nn


27 total contributions since 2015

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Question


how can I convert my image to a binary image?
hi all I want to convert my image to a binary image. I search about thresholding. I plot my histogram of my image, it likes b...

3 years ago | 1 answer | 0

1

answer

Question


how can I count modal class of histogram?
hi how can we count modal class of histograms? sometimes some histograms have two or more modals and these modals are near to...

3 years ago | 1 answer | 0

1

answer

Question


how can I interpolate?
hi all. I have some data and I want to interpolate z in this data. I used this code: % year2012=xlsread('year2012'); year...

3 years ago | 1 answer | 0

1

answer

Question


how can I use mGstat in matlab?
hi all I want to use mgstat in matlab to interpolate data how can I do this? I have (X,Y,Z) and (x,y) and now I want to predic...

3 years ago | 0 answers | 0

0

answers

Question


low pass fillterring in the frequency domain
hi all I am new in image processing. I have a question that I couldn't solve this. this my qquestion: <</matlabcentral/answe...

3 years ago | 0 answers | 0

0

answers

Question


how can find matching point in two images?
hi all. I have two images from same scene. but they are different from each other. <</matlabcentral/answers/uploaded_files/5...

3 years ago | 2 answers | 0

2

answers

Question


which differences are between roundness and circularity?
hi I want to do feature extraction from some objects in my binary image. I read some papers about roundness and circularity ...

4 years ago | 1 answer | 0

1

answer

Question


how eccentricity work?
hi everyone for regionprps command we have a property that call eccentricity. I searched and studied matlab help about this. ...

4 years ago | 1 answer | 0

1

answer

Question


how do imextendedmin and imimposemin work?
hi everyone I want to use a code that in this code we have imimposemin and imextendedmin commands. I read something about thes...

4 years ago | 0 answers | 0

0

answers

Question


how can use otsu's method as a local thresholding?
hi all how can use otsu's method as a local thresholding? and which differences between these codes? I=gray...

4 years ago | 2 answers | 1

2

answers

Question


how can do process on some objects in an image?
hi everybody I have a homework that I could not solve this.I hope you can help me. I have a binary image that includes some ob...

4 years ago | 0 answers | 0

0

answers

Question


how can do thresholding on some images that many object in my image stay?
hi everybody I want to do thresholding on some images but I want that many objects in my image stay. my images are diffrent fro...

4 years ago | 0 answers | 0

0

answers

Question


how can do training with libsvm in a right way?
hi everybody I want to use libsvm. for training I used: model = svmtrain(YTrain, XTrain, 'libsvm_options') I have ...

4 years ago | 0 answers | 0

0

answers

Question


What percentage of my targetdata should be 1 and What percentage should be 0?
hi everybody I am beginner in I want to use svm for classification of my data.suppose that Train data are like below: ...

4 years ago | 1 answer | 0

1

answer

Question


which feature is better for comparing images like these?
hi everybody I used a prefabricate fuzzy code for threshold of a number of images. my main goal of using this code was obtaini...

4 years ago | 2 answers | 0

2

answers

Question


Is there any difference between operation on .dcm and .tiff?
hi everybody I want to operate some commands on a .dcm Image. but I've encounter an strange thing. when I convert my .dcm Ima...

4 years ago | 1 answer | 0

1

answer

Question


how can use more than one function in batch processing app that embedded in matlab2015 ?
hi I want to use batch processing that embedded in matlab2015. I studied some things about it in this link : <http://www.math...

4 years ago | 1 answer | 0

1

answer

Question


how can I get that the thikness of one slice of a CT image is measured at the milimeter level?
hi everyone I got a code for DICOM viewer in this link: http://www.mathworks.com/matlabcentral/fileexchange/4172-dicom-viewer ...

4 years ago | 2 answers | 0

2

answers

Question


how can make a dataset of images?
I provided a code that gets an initial image as input and gives me 4 images as result. I should run this code as loop that use...

4 years ago | 3 answers | 0

3

answers

Question


how can do a process on some images in a loop process while these images are not like a sequence?
hi I have some folders that in each folder we have some images.for example in folderA we have images like these: 18.tiff , 32...

4 years ago | 3 answers | 0

3

answers

Question


how can I remove all the objects that are not connected to my central object in a binary image?
I have a binary Image that includes some objects. the shape of these objects are irregular. the object that is in central of thi...

4 years ago | 1 answer | 0

1

answer

Question


How can we get an array of ordered pairs from the user?
I wanna get an array of ordered pairs from user, but in this program we dont know the number of ordered pairs(it can be Changeab...

4 years ago | 1 answer | 0

1

answer

Question


how can enlarge a matrix?
hi I have some matrixes that I want to resize these in a way that every element repeated in a 5*5 Square for example: m=[1,2...

4 years ago | 1 answer | 0

1

answer

Question


how can get coordinate of left and top and bottom and right object of binary Image?
hi everyone I have an Image that is binary...I want to imcrop a segment of image that contain all of objects. but I want to do ...

4 years ago | 1 answer | 0

1

answer

Answered
How do i extract the blood vessel and measure the width of the vessel in the uploaded image??
what do you want to do? explain more....I think you can segment the image and then do this.

4 years ago | 0

Question


how can I use my function on 3*3 blocks?
hi I have a matrix ,I wanna use a function on 3*3 blocks. my function is: if in a block we watch just a one this block should r...

4 years ago | 2 answers | 0

2

answers

Question


remove the rows of matrix?
I want to remove the rows of matrix that the value of them in first column is zero...I use this code: if true for i=1:7...

4 years ago | 1 answer | 0

1

answer