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Splitting a color image into sub-images only displays the yellow color
From the images it seems that your channel (the yellow one) is saturated. Have you tried to display the three RGB channels is se...

oltre un anno fa | 0

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How can i do Orthogonal and Log transformations in image processing
Hello Many of the steps that you want to do can be done with one command of the image processing toolbox https://uk.mathwork...

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I have a problem with movie2avi in a code of 2010
Very hard to help without more details, have you tried using breakpoints along the code to stop and see what is going on? Have y...

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how to open .mat data in to excel sheet
You better export your data from Matlab into excel directly: https://uk.mathworks.com/help/matlab/import_export/exporting-to-ex...

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Change direction of the Y-axis for a single figure
What you need is to rotate, try imrotate https://uk.mathworks.com/help/images/ref/imrotate.html?searchHighlight=imrotate&s_ti...

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How do I clear the gradient of an image across pixels? (Image processing for the intensity of fluorescence)
Hello I am afraid the question is not very clear. What do you mean by "doesn't have a clear gradient across the pixels"? This s...

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How can I smooth a surf with many spikes?
If you just want to smooth the values, you could use a filter, from a small uniform filter like [1 1 1;1 1 1;1 1 1]/9 to a Gauss...

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compare edge detected images
It is a bit difficult to help without context and illustrations. If you could add some figures it would be easier to help.

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How to compute edge map from the image gradients?
It would help if you could add figures illustrating your problem.

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extraction road from lidar
This can be solved by using a combination of morphological operators and image processing steps: 1) label all the regions that ...

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Image Processing for Grain Size Analysis
You need to define your task first. What is it that you want to "calculate"? I am going to make an educated guess that it is the...

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Save a plot figure without the white background AROUND THE AXES
The issue is that you are trying to do 2 things in one, save as jpg, and have a transparent background. As far as I understand t...

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How to Make Segmentation of a Circular optic nerve in the eye for a Multiple images?
This question is about how the optic disc is defined, have you tried anything yet? Have you checked the literature about this? I...

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Vector estimate of importance of each word in a text
Why don't you start with a simpler problem, say that you want to count the occurrences of certain words. That would be a problem...

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How do I remove noise from point cloud data?
Hello It is very difficult to answer a question like this one, it may be that some filtering could solve your problem, but it d...

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How to use OpenCV imopen in Matlab?
Why don't you use matlab's native imopen function? https://uk.mathworks.com/help/images/ref/imopen.html

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Read the text files names are already in the table
If they are inside a folder, you could read the files in the folder and then loop over those files. If you have the names and ...

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Converting binary to image file
You are mixing many things. If you use 'sobel' between single quotes you are using a string with the characters s o b e l. ...

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Deep Network Designer with dicom images
DICOM is treated differently than normal images as you will have many fields related with the images (like patient data). Have y...

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how to view 4D-single Image
Hello It depends very much what you want and where you data comes from. A 4D data set may be a 3D + time data set and thus you ...

quasi 2 anni fa | 0

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Weird characters when editing figure
I would suggest that you do not edit the text of figures. The whole idea of using Matlab instead of photoshop/gimp/illustrator i...

quasi 2 anni fa | 0

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Bar graph and "stacked" options.
This is solved easily by adding zeros in the columns that you do not want a stack, e.g. bar ( [1 2 3;0 2 3;0 0 6]','stacked')...

quasi 2 anni fa | 1

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Loading multiple datafiles into MATLAB and plotting a colourmap
In Matlab, the command "colormap" corresponds to the color/colours that are assigned to the intensity of a figure. You display 2...

quasi 2 anni fa | 0

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Problem saving plot as jpg or pdf
You could try to add the legend outside the actual axes, e.g. 'eastoutside', have a look here: https://uk.mathworks.com/help/ma...

quasi 2 anni fa | 1

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Grain Model how to remove smaller grains
Ok, I think now I understand your problem. I thought you had information on the grains themselves, but if you are starting with ...

quasi 2 anni fa | 0

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Grain Model how to remove smaller grains
A bit difficult to help more without the data but I think that your problem can be fixed by selecting your grains by the propert...

quasi 2 anni fa | 0

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how to find index in matrix and average data ?
You can try the following, instead of "finding" the locations, which will be the indices, just use the locations like this: sst...

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How to make a loop inside a loop?
Difficult to answer without more context, but I suspect that the error is not related to the loops but something else. There are...

quasi 2 anni fa | 0

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Hough transform incorrectly identifying vertical line segments
Ok, 2 things, you are first comparing and then subtracting, which may be counteracting, you could calculate hough directly like ...

quasi 2 anni fa | 0

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Hough transform incorrectly identifying vertical line segments
Have you tried inverting the intensities of the image? As it is, white is the main element and that will be difficult to obtain ...

quasi 2 anni fa | 0