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how can i change image brightness ?
https://www.mathworks.com/matlabcentral/answers/347448-how-to-increase-the-brightness-of-an-image

30 días hace | 0

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how can I make the dilation and erosion process on the image in the cleanest way?
I'm not sure, but I imagine there are better ways of approaching this type of image. This is just something I came up with by o...

30 días hace | 0

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How Do I Implement Histogram Normalization for RGB Image?
Unless you're converting your image to unit-scale floating point, then these operations will destroy the image. inpict = imrea...

alrededor de 1 mes hace | 0

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How to divide an image into non-overlapping blocks?
This has been asked and answered a bazillion times, so I'll just throw this out there again. If the goal is to subdivide an ima...

alrededor de 1 mes hace | 0

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CONVERT TEXT TO IMAGE
Old question, but let's approach this from the specifics of the original use case. We want a small image of some text. Trying ...

alrededor de 1 mes hace | 0

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How to change scale of y-axes of an image displayed with imagesc?
imagesc() supports the specification of the x and y ranges. I don't know what your x range should be, but since this example im...

alrededor de 1 mes hace | 0

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Change specific colour in an image
See also: https://www.mathworks.com/matlabcentral/answers/52814-switch-between-colors-on-image https://www.mathworks.com/matla...

alrededor de 1 mes hace | 1

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How to apply adapthisteq only on part of an image
I'm going to assume that this is what you mean when you say "right half and bottom half". This will work regardless of whether ...

alrededor de 1 mes hace | 0

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3d Surface chat, limit then extent the Z axis
In lieu of irrelevant AI-generated link spam, consider the example: % fake xyz data n = 100; x = linspace(0,100,n); % x is 10...

alrededor de 1 mes hace | 0

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Distinguish between ASCII and Binary
See also stlGetFormat() from stltools on the FEX: https://www.mathworks.com/matlabcentral/fileexchange/51200-stltools

alrededor de 1 mes hace | 0

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How should I go about assigning a color to a range of values in a 1800x1200 array?
If you're just trying to make the whole thing pseudocolor based on known limiting values (e.g. the extrema of the image data), t...

alrededor de 1 mes hace | 1

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I want to display images at their original sizes (e.g., new_img is larger than main_img, but when shown, they appear to be the same size).
Consider this as a compromise if the goal is simply to illustrate the relative scale. main_img = imread('peppers.png'); main_i...

alrededor de 1 mes hace | 0

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Create a movie from matrices
It only looks like you're capturing one frame, and you're not closing the writer object. There's an example in the documentatio...

alrededor de 1 mes hace | 1

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How can I do images averaging after applying different noises?
There are two problems. One is that you're creating a bunch of numbered variables, which is always a great way to complicate th...

alrededor de 1 mes hace | 0

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How to remove red from the image
If you created the original image, then you shouldn't even be trying to do this. Processing damaged mis-sized screenshots is on...

alrededor de 1 mes hace | 0

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Increase plot speed in MATLAB
I think Yair's comment is probably a good start, though perhaps the significance of certain parts have changed over time: https...

alrededor de 1 mes hace | 0

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Why is my diverging colormap not centered as expected?
The problem is caused by when you call crameri(). Remember that a color table is just an ordered progression of color tuples. ...

alrededor de 2 meses hace | 0

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Isolating objects detected in a binary image
You can use the 'image' property from regionprops() to avoid a lot of hassle here. % a logical image with two blobs whose bound...

alrededor de 2 meses hace | 1

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How to solve a problem with the generation of multiple-colored segments on one line in Matlab plot
Yeah, you're going to have problems trying to create a bunch of line objects for all the segments. You'll probably have a bette...

alrededor de 2 meses hace | 0

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Removing unessecary background/ details from the Image
Talk about a trick question. If the attached file were a JPG, you would need to go back to the source in order to get undamaged...

alrededor de 2 meses hace | 1

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How toimage regional analysis
If all you're trying to do is select red regions with a mask: rgbimg = imread('peppers.png'); hsvimg = rgb2hsv(rgbimg); hue...

alrededor de 2 meses hace | 0

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Saving concatenated/ stitched elongated image file in high resolution
Do not save images by taking screenshots of figures. No saveas(), no print(), no exportgraphics(). The result is a degraded, pa...

alrededor de 2 meses hace | 1

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Non-rectangular thermal image crop & matching
There are two CSV files. One is readable. The other is a duplicate with broken formatting. It should have simply been deleted...

alrededor de 2 meses hace | 0

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How can I force an image to render on the entire axes of a figure?
There are various proposed solutions that I can't remember entirely. If I recall, many don't work consistently across different...

alrededor de 2 meses hace | 0

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Apply colormap coloring to a particular contour to indicate imaginary component
It can be done, but not with contour() or plot(). % some fake data x = linspace(-1,1,100); y = x.'; z = x.*y + sqrt(x) - sqr...

2 meses hace | 3

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iterating array over for loop
Two things. 1: you're breaking out of the loop immediately by using the break keyword. 2: you're not addressing the output as ...

2 meses hace | 0

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Image Selection in freeform
Use drawfreehand() to create an ROI object interactively. Once done, use createMask() to convert the ROI object into a logical ...

2 meses hace | 1

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Randomly position an ellipse and create a cutout
Depending on what you mean by "crop", this may suffice: https://www.mathworks.com/matlabcentral/answers/314089-how-can-i-apply-...

2 meses hace | 0

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Image processing for determining endpoints on a line
bwskel() will almost always leave branches on the skeleton. You have to get rid of them. While you can use the minbranchlength...

3 meses hace | 1

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remove data from fig file after plotting
xlim([17.38 33]) % ?? What's that have to do with "removing data after plotting" though?

3 meses hace | 0