Respondida
While doing image analysis, how can I auto detect which rows of pixels to analyze?
There's probably a bunch of different ways to approach this. If we can assume that the objects in the image are roughly grid-al...

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How to place pregenerated image (double) on top of an opened image with transparency?
If you're generating a ruler image each time and don't need to save a copy, then just don't save a copy. folderName2save=''; ...

más de 3 años hace | 0

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How to create a random and smooth varying rpm profile?
Filter the rpm signal. Depending on what toolboxes you have, there are a lot of tools you could use. I'm just going to use a v...

más de 3 años hace | 0

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How to save data as binary Image in MATLAB
There's nothing to save but a black image, since the binarized image is always empty. I'm not sure what you're trying to do wit...

más de 3 años hace | 0

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Respondida
error in imshow and alpha
I'm going to go out on a limb here and suggest that you likely have another function file called alpha.m somewhere on the path. ...

más de 3 años hace | 1

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Respondida
How to recognize 6 colors of a face rubik's cube at the same time?
Let's start with an example that doesn't solve the problem. Herein, I extract the mean color in each block. Much of this examp...

casi 4 años hace | 0

Respondida
Matrix dimensions must agree
I'm going to guess that this is what was intended wn = 196570; r = 6351.43; chi = 0:0.1:2; phim = 1; ke = 1.134; w = 1./(w...

casi 4 años hace | 0

Respondida
How to determine the area of individual white picture elements?
You can use regionprops to find the areas of all objects in a binary image. The result is an area measured in pixels. To conve...

casi 4 años hace | 0

Respondida
Drawing Multiple surf Plots with Different Color Map and Different Transparencies
Well, my network connection is super terrible, so I'm not going to be trying to download a bunch of stuff. As given, the probl...

casi 4 años hace | 1

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Respondida
how to create gray scale gradient image?
Observe that the image profile is not piecewise-linear, but rather it's a cosine function. % observe that the profile is not PW...

casi 4 años hace | 0

Respondida
SAVE A 4D DATA WITH THE BLOCKS STACKED SIDE BY SIDE
Alternatively, you could use IPT imtile(). A = rand(32,32,2,663); % initial 2-channel multiframe image B = imtile(A(:,:,1,:)...

casi 4 años hace | 0

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Respondida
MSE and RMSE of vector and Matrix
You're not taking the mean of the row vectors, so the RHS of the assignment is still a vector. Try this: u = [-30 0 41.721]; ...

casi 4 años hace | 0

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Respondida
I want to make transparent the middle section of contour plzzzz help
The example in this answer is similar. Therein, the lowest contour level is made transparent. If you dont want the other level...

casi 4 años hace | 1

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Respondida
How to add a glare effect to a given photo
There seem to be a number of papers, including the one you mention that propose methods for calculating/simulating disability gl...

casi 4 años hace | 0

Respondida
use imcrop and specify width and height but not starting location?
This is an attempt to constrain the size of the ROI object during user interaction. % say you have an image inpict = imread(...

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Respondida
Can someone with a free account (without MATLAB license) solve Cody problems and get badges?
I know dpb already mentioned it, but it's easy enough to test if you have such an account. I just solved the introductory Cod...

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Resuelto


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

casi 4 años hace

Respondida
I have an image that is 234x432x4 size wise. I tried imshow() and image(), but it doesn't work. What do I use?
If the image is CMYK, hyperspectral, or simply a volumetric image, then this answer really doesn't apply. Admittedly, it's more...

casi 4 años hace | 0

Respondida
How to use imtile, montage or any other methods to concatenate images without affecting the resolution?
If you're using IPT imtile() or montage(), you can maintain the geometry of each sub-image by making sure the 'thumbnailsize' op...

casi 4 años hace | 0

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Enviada


Simple DTMF Encoder & Decoder
Simple tools for demonstrating encoding and decoding a sequence of DTMF tones.

casi 4 años hace | 3 descargas |

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Pregunta


Change FEX submission to use offsite hosting
When creating a new submission on the File Exchange, you have the choice of: uploading to TMW's servers linking to GitHub lin...

casi 4 años hace | 0 respuestas | 0

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Respondida
Change specific color in an image to another one
Consider the following example using the OP's original image and task. % Load image [idxpict,ct] = imread('iteration31.png')...

casi 4 años hace | 0

Respondida
How do I get coordinate from 2D image ?
What's wrong with just finding the maxima of the inputs themselves? % you have z as a function of x and y [x y z] = peaks(100)...

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Respondida
Setting overlap colours in plot with transparent layers
When using alpha properties to visualize the intersection of graphics objects, there isn't really a way to make the intersection...

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Respondida
How can I use view a montage using Image Viewer App through imtool()?
You should be able to use imtile() instead of montage() with the same syntax in this particular case. The output of montage() i...

casi 4 años hace | 0

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Respondida
How to modified maximum pixel value in logical array
I'm going to post this as a tentative answer. I doubt my interpretation of your intent is wholly correct, but it's probably cor...

casi 4 años hace | 0

Respondida
Convert RAW File (images) to PNG
A .raw file can be a number of different things. I'm not familiar with .mhd files, so I can't comment on that. It's not clear...

casi 4 años hace | 0

Respondida
problems with creating a multiplication table
R and C have no ':' in them. R and C are row vectors, because that's what 3:10 and 2:3:33 are. It's unclear what the behavior ...

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Respondida
Hatchfill function not working
Both hatchfill() and applyhatch_pluscolor have been unmaintained for a decade now and predate the current graphics system. If y...

casi 4 años hace | 0

Respondida
I used applyhatch_pluscolor to fill the bar chart, but the legend and coordinates text are blurred,
That FEX submission hasn't been maintained in over a decade and predates the current graphics system. It doesn't work unless yo...

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