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Question
Why will my data repeated itself when writing to Excel?
Hello! I found a problem when I tried my codes to write out the data of connected components. In my picture, there are only 9...
8 years ago | 1 answer | 0
1
answerQuestion
How to use R and t from the extrinsic camera parameters to do the image calibration?
I recently use MatLab to do my image analysis, to measure the particles size and area in the image. As I have many images, I wan...
8 years ago | 0 answers | 0
0
answersQuestion
Why MatLab can not read my QR code while my cellphone can?
I have loads of QR code to read in MatLab, for image analysis. But I found that there are more than half the codes can not be re...
8 years ago | 0 answers | 0
0
answersQuestion
Undefined function or variable 'worldPoints'?
Hi! I'm using the camera calibration app to calibrate my images. I already generate the cameraParameters from the app, and then ...
8 years ago | 1 answer | 0
1
answerQuestion
What if I crop the picture after calibration and then measure the particles?
Hi there! I have a question about measuring the size of segmented particles after cropping the calibrated image. What I have ...
8 years ago | 1 answer | 0
1
answerhow to get the threshold automatically when converting image from hsv to bw
Hmm, I just want to update my question here. Finally, I don't need to set the threshold separately for each image. I just con...
8 years ago | 0
| accepted
Question
how to get the threshold automatically when converting image from hsv to bw
Hi! I have to convert my image from HSV to BW to do all the analysis. But I have a lot of images and I can't adjust the threshol...
8 years ago | 3 answers | 0
3
answersQuestion
what do I get by calling 'PixelIdxList'?
Hi! I recently using 'PixelIdxList' in the 'regionprop' function to calculate the color of the particle I labeled. But I don't r...
8 years ago | 2 answers | 0
2
answersQuestion
why does `imfill` fill the whole image?
Hi! I converted my image from HSV to bw, and then use `bwareaopen` to eliminate some background noise. After that I still find s...
8 years ago | 1 answer | 0
1
answerQuestion
`find` function turn out a error Matrix dimensions must agree
I use some codes from the <http://ch.mathworks.com/matlabcentral/fileexchange/25157-image-segmentation-tutorial image processing...
8 years ago | 1 answer | 0
