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How do i create and image from alpha-numeric characters?
Well it's Saturday, so I guess it's dead question time. I don't know how OP proposed to treat the mapping process as a travel...

1 year ago | 0

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Convert 32 bit image to 8 bit image
@James Tursa's answer is correct, but there are tools that can do the job -- just not within IPT. MIMT imcast() is to IPT im2do...

1 year ago | 0

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How to fuse multiple images while retaining the color of the original images and changing some image colors?
IPT imfuse() is not an image compositing tool. It's a simple tool for visually comparing two images. This is why everything is...

1 year ago | 2

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Answered
How to prevent plots from resizing in making GIFs
Figure out the appropriate range of x and y limits you need, and then explicitly set them using xlim() and ylim().

1 year ago | 0

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How to create histograms for L a b channels separately in CIELAB color space.
Let's actually plot some histograms. I'm using fixed xlimits so that the histograms are presented consistently between images a...

1 year ago | 0

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how can i blur the background?
There are several answers already. Here's the latest one. See the links therein. https://www.mathworks.com/matlabcentral/answ...

1 year ago | 0

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Issue with image background substraction
First off, don't save images by taking screenshots of figures. Use imwrite(). Second, if you're going to use the IPT arithmeti...

1 year ago | 0

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Differences in image output between transparent pngs using imread
A PNG can be an indexed image with or without associated transparency data. A PNG can also be a plain grayscale (I) or truecolo...

1 year ago | 0

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Converting 32 bit to uint16
MIMT imcast() supports int32 and uint32 images, and will perform the appropriate scaling and casting in one go. % uint32 RGB im...

2 years ago | 0

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How can i Blur the background of an image?
Create a mask which selects the foreground (or background). Compose the output using the mask, the original image, and a blurre...

2 years ago | 0

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hai,i am using R2020a version matlab ,but i think histogram command not working in this, you can find with attached screenshot,can you path me how to solve.Thanks in advance
You named your script "histogram.m". Don't do that. Rename your script to something that doesn't conflict with the names of ex...

2 years ago | 1

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Received Image Output Error
Again, look at the size of the arrays. % Reshape decoded bits to original image size at low SNR szin = size(lenna_gray,1:2); ...

2 years ago | 0

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How does matlab add transparent fonts to pictures?
I wouldn't do it that way. You'd necessarily have to binarize the input to labeloverlay() because of the way it's being used, b...

2 years ago | 0

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Image Reshape Error in MATLAB
decoded_low is a logical array representing the decoded bits of a uint8 image. As a consequence, numel(decoded_low) and numel(l...

2 years ago | 1

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Index exceeds the number of array elements. Index must not exceed 1.
You have what is probably a missing .* here which is causing this to be interpreted as an indexing expression instead of arithme...

2 years ago | 1

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Can the software read more precise numbers (such as decimal points)?
If you're worried about accuracy, then the answer is to stop, go back to the original data and work with it, not what appears to...

2 years ago | 1

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How to manually remove the unwanted data dots or lines in a graph?
Use bwareafilt() (or maybe bwareaopen()) on the mask before creating the composite image. Composite images like this should be ...

2 years ago | 1

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Answered
How to plot a triangle with functions in matlab
Using a bunch of input() calls has to be the most tedious and cumbersome way of getting a point list, but I suppose it works. A...

2 years ago | 1

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Image segmentation using thresholding
Since we're playing guessing games, here's my guess. % you might have an actual image, but all we have is a screenshot inpict ...

2 years ago | 0

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How do I crop an image outside of box?
I guess I can try this in the forum editor at least. %% Step 1: Read Images % Read the target image containing a cluttered sce...

2 years ago | 0

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Answered
how to find area and volume from a .stl file?
Your STL, like many scans, is not a closed surface, and it has defects. According to admesh, it has 180 disconnected edges and ...

2 years ago | 2

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how to compare answers ,which student chose it in answer sheet with answer key
Since there are no requirements at all, I choose to interpret the task in whatever way is dictated by the sum of whimsy and laz...

2 years ago | 0

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How to mask pixels of certain ndvi values?
Here's my guess. % idx is apparently some sort of label array where the labels are unknown % so this simply figures out which ...

2 years ago | 0

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how to Identify the centre of atom
Here's a start. % the original image inpict = imread('image.png'); inpict = im2gray(inpict); % crop out the subimages A0 ...

2 years ago | 0

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Answered
AI Chat Playground generated an interactive plot with a slider and a bug
Try just updating the existing line object instead of creating new line objects. % Create the UI figure fig = uifigure('Name',...

2 years ago | 1

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I want to change the backgroung color of image into transparent and then work with the pixels of it
I'm still confused as to what information is important, so I'm just going to throw out what I have in notes. This is in part ba...

2 years ago | 1

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Answered
How can find connected region in RGB images?
This answer demonstrates how to generate a mask by box (range) or ellipsoid (distance) matching in RGB given a target color tupl...

2 years ago | 0

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Undefined command/function 'reshape'.
Again, I have no idea what variations might exist between files. I also don't really know how far you want to go with changing ...

2 years ago | 0

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Answered
How Can I Clearly Identify Differences? and How to Save and Display Data in Full Decimal Format?
I'm going to assume that you're entering them into excel by trusting that format long will reveal the entire number. It won'...

2 years ago | 0

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Answered
Tracking Min & Max Values in 2D Contour Plot
I don't know how your data is arranged or how you're plotting it, but you should be able to just use plot(). I assume you have ...

2 years ago | 0

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