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Read multiple images from folder and subfolder within a for loop
See the FAQ for code snippets: Process a sequence of files

presque 2 ans il y a | 0

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create mask (line) based on conditional (mask)
Based on your question and the answer, I don't understand. I don't know why you're messing with circles when regions in a thres...

presque 2 ans il y a | 0

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How to filter out the noisy portion of contourf plot?
So it sounds like you want to remove local outliers and noise but do not want to touch/smooth data points that you consider to b...

presque 2 ans il y a | 0

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Detecting circles in an image to measure inner and outer diameter
Yes. You're using the wrong lens. It needs to be a telecentric macro lens. Telecentric so that you don't see the sides of the...

presque 2 ans il y a | 0

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How to plot one curve and change color according to value
Maybe this: x = linspace(0,10); y = sin(3*x) .* exp(0.5 * x); plot(x,y,'-b.'); hold on yline(25, 'LineWidth', 2, 'Color', ...

presque 2 ans il y a | 1

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code for segmentation of image using grabcut algorithm
GrabCut is in the image segmenter app on the Apps tab of the tool ribbon. Once you've done it, click the Export button on the a...

presque 2 ans il y a | 0

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How to check color image linear or nonlinear?
Image a gray scale step wedge with known reflectance percentages, like the Calibrite Color Checker Chart. https://calibrite.com...

presque 2 ans il y a | 0

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How to exclude a certain value from a range?
It doesn't look like your "e" has a value of 6, but if it did, you'd do this e = e(e ~= 6); % e must be a vector. If e is a ma...

presque 2 ans il y a | 0

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Change specific colour in an image
Simply use the Color Thresholder app on the Apps tab of the tool ribbon to create a mask for the red chips. Then use that mask ...

presque 2 ans il y a | 0

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Methods of Detecting and Removing Protrusions in Image
How about this: % Read in image. grayImage = imread('blobs5.jpeg'); % Convert to binary. binaryImage = grayImage(:,:,2) > 12...

presque 2 ans il y a | 0

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image processing
To process a series of image files, see the FAQ: Process a sequence of files

presque 2 ans il y a | 0

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How to extract numbers from image with reflections and artifacts?
@DGM is right. It's better to fix your camera image acquisition parameters, if you can, than to try to fix up a bad image. If ...

presque 2 ans il y a | 1

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How to fit a nonparametric distribution to a sample of known percentile values
You could fit a spline through them. The spline doesn't take any parameters, it just fits a cubic equation between each pair of...

presque 2 ans il y a | 0

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Methods of Detecting and Removing Protrusions in Image
Yes, you just call imerode to eat away enough layers such that the blob separates into two blobs. Then you "thicken" the image ...

presque 2 ans il y a | 0

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Help Needed: Fixing Indexing Error in MATLAB Random Name Generator Code
See the FAQ: What is a cell array It will give you a good intuitive feel for when to use braces { }, when to use brackets [ ],...

presque 2 ans il y a | 0

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Alzheimer disease dataset using deep learning technologies
I suggest you not use your computer and use a much more powerful computer in the cloud. See https://www.mathworks.com/search.h...

presque 2 ans il y a | 0

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finding the minimum of a function input with a parameter
Are you simply trying to find the minimum value of newmatrix for that particular value of conversion? If so, why not just use m...

presque 2 ans il y a | 0

Discussion


Rope around the earth
Imagine that the earth is a perfect sphere with a radius of 6371000 meters and there is a rope tightly wrapped around the equato...

presque 2 ans il y a | 3

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Macroscopic Specimen image Sectioning
See my Image Segmentation Tutorial in my File Exchange: Image Analyst's File Exchange It's a generic, general purpose demo of ...

presque 2 ans il y a | 0

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find best fit ellipse to a set of data points
See the FAQ: https://matlab.fandom.com/wiki/FAQ#How_can_I_fit_an_ellipse_or_other_shape_to_a_set_of_XY_data?

presque 2 ans il y a | 0

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Different filters for pretrainned network
Only you would know if they preprocessing filters you tried will help your network classify the images better than with no prepr...

presque 2 ans il y a | 0

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plot several equation and extract vertices
% First y=1 yline(1, 'Color', 'r', 'LineWidth', 2) hold on; % Next y = -4x + 1 over the x range of -5 to 5. x = linspace(-5,...

presque 2 ans il y a | 1

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copping grayscale image and remove any other borders or details
Try this: % Demo by Image Analyst % Initialization steps: clc; % Clear the command window. close all; % Close all figure...

presque 2 ans il y a | 0

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How to approach this type of question in matlab?
This looks like a homework problem. If you have any questions ask your instructor or read the link below to get started: How d...

presque 2 ans il y a | 0

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Understanding Gaussian Process Regression in Regression Learner App
I just always say to try all models and then pick the best one. I just use the default parameters and don't try to fine tune th...

presque 2 ans il y a | 0

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using backpropagation neural network for fuel consumption prediction
Try the Regression Learner App on the Apps tab.

presque 2 ans il y a | 0

Poll


What Olympic sports to you like to watch most?

presque 2 ans il y a | 346 votes | 2 comments

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How to draw the scatter plot for mean and Standard deviation of an image
If you're doing this to quantify the spatial uniformity of an image, once you have the mean and standard deviation of the 12 til...

presque 2 ans il y a | 0

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How can I reassign clusters based on similarity or any other method?
Sorry, I didn't delve into this lengthy discussion in detail but for what it's worth, I'm attaching a demo that lets you relabel...

presque 2 ans il y a | 0

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Standalone App will not install without internet
"that was compiled with the option to download runtime engine from web" <== well, don't use that option. Just compile your app ...

presque 2 ans il y a | 0

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