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How can I make horizontal bands in a grayscale image?
yy = (ones(400,1)*cos(2*pi*(0:399)/80))';
How can I make horizontal bands in a grayscale image?
yy = (ones(400,1)*cos(2*pi*(0:399)/80))';
presque 13 ans il y a | 0
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How to convert an image to the cartesian X,Y coordinates?
Unimaginative solution below, possibly with extra computational overhead than a direct solution using reshape and some simple ca...
How to convert an image to the cartesian X,Y coordinates?
Unimaginative solution below, possibly with extra computational overhead than a direct solution using reshape and some simple ca...
presque 13 ans il y a | 0
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Colocalizing colors in an image
The approach I would take would be to create 2 binary masks that identify each of the signals from their respective fluorescent ...
Colocalizing colors in an image
The approach I would take would be to create 2 binary masks that identify each of the signals from their respective fluorescent ...
presque 13 ans il y a | 0
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Filling a group of pixels with a new color?
From the sound of things you actually have a 10x10x3 matrix. The "3" represents the color information stored in the red, green ...
Filling a group of pixels with a new color?
From the sound of things you actually have a 10x10x3 matrix. The "3" represents the color information stored in the red, green ...
presque 13 ans il y a | 0
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what is property of an image?
By and large, the properties returned are usually numbers that describe each contiguous region in a binary mask. It is also...
what is property of an image?
By and large, the properties returned are usually numbers that describe each contiguous region in a binary mask. It is also...
presque 13 ans il y a | 0
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Straighten edges of black rectangle in binary image
The following may be helpful in validating any solution you do end up finding. If the rectangles in your images are rotated to ...
Straighten edges of black rectangle in binary image
The following may be helpful in validating any solution you do end up finding. If the rectangles in your images are rotated to ...
presque 13 ans il y a | 0
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Size Distribution code for analysis
If your "black and white" images are binary images, and you have the Image Processing Toolbox, then you can simply feed them int...
Size Distribution code for analysis
If your "black and white" images are binary images, and you have the Image Processing Toolbox, then you can simply feed them int...
environ 13 ans il y a | 0
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Stretch quadrilateral ROI to pre-definded rectangle size
When I started out learning about image transformations (a process still going on, BTW), using the manual control point selectio...
Stretch quadrilateral ROI to pre-definded rectangle size
When I started out learning about image transformations (a process still going on, BTW), using the manual control point selectio...
environ 13 ans il y a | 0
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ROI selection without overlap
There is no built-in function of ROIPOLY, that I know of, that will do this. So, you'll need to alter your raw image to outline...
ROI selection without overlap
There is no built-in function of ROIPOLY, that I know of, that will do this. So, you'll need to alter your raw image to outline...
environ 13 ans il y a | 0
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Show a ROI over the original image
I'm not sure your reference to imagesc, but this file in the File Exchange does a nice job of producing color overlays: <http:/...
Show a ROI over the original image
I'm not sure your reference to imagesc, but this file in the File Exchange does a nice job of producing color overlays: <http:/...
environ 13 ans il y a | 0
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Edge detection of a specific object
The Berkely Segmentation Dataset and Benchmark website: <http://www.eecs.berkeley.edu/Research/Projects/CS/vision/bsds/> is a...
Edge detection of a specific object
The Berkely Segmentation Dataset and Benchmark website: <http://www.eecs.berkeley.edu/Research/Projects/CS/vision/bsds/> is a...
environ 13 ans il y a | 0
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How to use regionprops on connected component labels
What's really sloppy and inelegant is CellProfiler limiting the number of cells in a field to uint8. The below is my slight ref...
How to use regionprops on connected component labels
What's really sloppy and inelegant is CellProfiler limiting the number of cells in a field to uint8. The below is my slight ref...
environ 13 ans il y a | 0
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How to prepare data for using in 'svmclassify'?
For detailed help, see the "Input Arguments" section of svmtrain: <http://www.mathworks.com/help/bioinfo/ref/svmtrain.html> B...
How to prepare data for using in 'svmclassify'?
For detailed help, see the "Input Arguments" section of svmtrain: <http://www.mathworks.com/help/bioinfo/ref/svmtrain.html> B...
environ 13 ans il y a | 0
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Saving my image with the bounding box?
The rectangle function (and others like plot, scatter, etc) is useful inside of Matlab to visualize certain aspects of your data...
Saving my image with the bounding box?
The rectangle function (and others like plot, scatter, etc) is useful inside of Matlab to visualize certain aspects of your data...
environ 13 ans il y a | 0
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save histogramms as a viewable image in a specific folder
If you have plotted your histograms and have their handles, then you can use the built-in function SAVEAS to save them in variou...
save histogramms as a viewable image in a specific folder
If you have plotted your histograms and have their handles, then you can use the built-in function SAVEAS to save them in variou...
presque 14 ans il y a | 1
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Blob Analysis - Subtract Large Blobs from Image (Keeping Small Blobs) to create a mask image
Yes, there is no built-in inverse of bwareaopen. You can achieve this with some simple logic operations: mask_out = mask_in ...
Blob Analysis - Subtract Large Blobs from Image (Keeping Small Blobs) to create a mask image
Yes, there is no built-in inverse of bwareaopen. You can achieve this with some simple logic operations: mask_out = mask_in ...
presque 14 ans il y a | 2
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removing the boundary objects
If you have the Image Processing Toolbox, the function imclearborder is what you want.
removing the boundary objects
If you have the Image Processing Toolbox, the function imclearborder is what you want.
environ 14 ans il y a | 0
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detect the longest edge and calculate the slope
How about answering it in a slightly different way? Consider using regionprops to fit an ellipse to your box region, and use th...
detect the longest edge and calculate the slope
How about answering it in a slightly different way? Consider using regionprops to fit an ellipse to your box region, and use th...
environ 14 ans il y a | 0
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Differentiating Between Different Coloured Objects
There are quite a few RGB thresholding/segmentation algorithms in the File Exchange. However, just identifying the colors proba...
Differentiating Between Different Coloured Objects
There are quite a few RGB thresholding/segmentation algorithms in the File Exchange. However, just identifying the colors proba...
environ 14 ans il y a | 0
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how to change the pixel value of an image
Assuming a grayscale image: >> img = uint8([10 30 50 ; 3 4 10]) img = 10 30 50 3 4 10 >> img(2,2) =...
how to change the pixel value of an image
Assuming a grayscale image: >> img = uint8([10 30 50 ; 3 4 10]) img = 10 30 50 3 4 10 >> img(2,2) =...
environ 14 ans il y a | 0
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image stitching
The approach I take is to pre-allocate the final image, then just "drop in" the image data in the appropriate locations. This w...
image stitching
The approach I take is to pre-allocate the final image, then just "drop in" the image data in the appropriate locations. This w...
environ 14 ans il y a | 0
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Counting by 10
blah = char(65:120) tens = blah(10:10:end)
Counting by 10
blah = char(65:120) tens = blah(10:10:end)
environ 14 ans il y a | 0
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Get pixel values from image patch
Not sure what the "imageregion tool" is... Below is some code that will return a list of RGB values if you give it a 24-bit R...
Get pixel values from image patch
Not sure what the "imageregion tool" is... Below is some code that will return a list of RGB values if you give it a 24-bit R...
environ 14 ans il y a | 0
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How to truncate/modify a file name
This will truncate the first six chars. If the file name part you want to truncate changes in size, check out regexp to find, s...
How to truncate/modify a file name
This will truncate the first six chars. If the file name part you want to truncate changes in size, check out regexp to find, s...
environ 14 ans il y a | 0
A soumis
RGB thresholding of 24-bit color images
Takes a color image, and returns a binary mask of colors between individual RGB cutoffs.
presque 15 ans il y a | 1 téléchargement |
