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Image Analyst


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32,096 2010 年以降の合計貢献数

Senior Scientist (male/man) and Inventor in one of the world's 10 largest industrial corporations doing image analysis full time. Ph.D. in Optical Sciences specializing in imaging, image processing, and image analysis. 40+ years of military, academic, and (mostly) industrial experience with image analysis programming and algorithm development. Experience designing custom light booths and other imaging systems. Experience with color and monochrome imaging, video analysis, thermal, ultraviolet, hyperspectral, CT, MRI, radiography, profilometry, microscopy, NIR and Raman spectroscopy, etc. on a huge variety of subjects. Member of the Mathworks Community Advisory Board. Be sure to click "View All" in my File Exchange to see ALL of my demos and tutorials: http://www.mathworks.com/matlabcentral/fileexchange/?term=authorid%3A31862

Professional Interests: Image analysis and processing

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Bi-linear Regression- Model fitting
See attached demo, that I've posted many, many times before. The algorithm is I divide the data into two sections (left and rig...

約4時間 前 | 0

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Hello everyone, I would like to ask a question how to parameterize data points?
Wow, what a load of mathematical gobbledygook. Could they make it any more obtuse? Anyway, here is a start: s = load('data1.m...

約23時間 前 | 0

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How to print same input file name as the output file name
Try this: [inputFolder, inputBaseFileNameNoExt, ext] = fileparts(fullInputFileName); outputFolder = fullfile(inputFolder, '/Ou...

1日 前 | 0

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Finding a specific pair of points in 2 matrices placed at the same index on both
Try this: A = [1 2 3 ; 2 3 6] B = [6 7 7; 4 8 9] usersAValue = 2.9 usersBValue = 7.9 % Specify how close they can be and st...

1日 前 | 0

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Counting Specific Number of Consecutive Values in a Matrix
Here's another way using the Image Processing Toolbox to filter out short sequences and count how many are left: A = [1 0 0 1 1...

1日 前 | 0

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Image files from Magellan mission to Venus: .sdt format
I didn't see it in the File Exchange, so you can ask whomever said that at your university, or you can check the Magellan websit...

1日 前 | 0

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How to convert 8 Binary images of size 256 x 256 into a Grayscale image of same size, i.e., 256 x 256?
Use bitset(). If you can't figure it out, write back. Some demos to help are attached.

1日 前 | 0

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How to plot the following figures?
For 1.1, did you look up how subplot() works in the help? If you had, you would have learned this: subplot(2, 2, 1); plot(rea...

1日 前 | 0

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how to find coordinate of a puzzle piece?
See my demo and try to adapt it.

2日 前 | 0

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how can ı add the given instruction to my program?
Here is a snippet for user input that might help: % Ask user for two floating point numbers. defaultValue = {'45.67', '78.91'}...

2日 前 | 1

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What this programe do
The double for loop can be done in a vectorized way in a single line of code instead of 9 lines of code (this is how most MATLAB...

2日 前 | 1

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What is meant by imdilate?
L is a labeled image. A label of 0 means an unlabeled region, usually the background, though I'm not sure the labeled image com...

2日 前 | 0

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Join disconnected terminal points of components in a binary image
What I would try is to draw a white line along the bottom edge only then fill the shapes, and then call bwboundaries() lastLin...

3日 前 | 0

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Correlation of rows of matrix B with rows of reference matrix A
See my normalized cross corrrelation demo, attached.

3日 前 | 0

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Remove black pixels from RGB image.
All black pixels cannot be removed since the image must remain rectangular. You can remove whole rows or whole columns, but not...

3日 前 | 1

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Using addpath on Compiled Code
The problem is the CTF root directory is in some weird place that changes from version to version so you'd have to change it eve...

3日 前 | 0

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Loop for randomisation assignment in table columns
Try this: t = table(randi(9, 5, 1), randi(9, 5, 1)) % Original table % Create A - F columns rows = height(t); % Append colum...

3日 前 | 0

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Matlab executable not running on remote access files
You can try the FAQ: https://matlab.fandom.com/wiki/FAQ#My_standalone_executable_won.27t_run_on_the_target_computer._What_can_I...

4日 前 | 0

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Convert gray to rgb
How did you call the display function, such as imshow(), in both cases? It should work the same. Are you using GUIDE or App De...

4日 前 | 0

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retrieve particular time data from .txt file
Did you try % Read in data from text file with readmatrix() data = readmatrix('t2.txt'); % Extract time into vector t, and th...

4日 前 | 1

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Can someone help me to see where the error is please?
I think you mean while rem(lx,h) ~=0 || rem(ly,h) ~= 0 promptMessage = sprintf('Incorrect Solution.\nPlease enter a value ...

5日 前 | 0

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how to plot 40 different colors in matlab graph
jaah: Try this: % x and y are your data, in rows of a matrix. numDataSets = size(x, 1); % For example 200 plotColors = jet(n...

5日 前 | 0

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Plotting random points within Boundary
Azra, try this: % Code to find the boundaries of a country on a map and place a specified number of points in it. clc; % Cl...

5日 前 | 2

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How to measure the moon crescent
Ahmad, here is the final code. It works beautifully with your supplied RGB image. clc; % Clear the command window. close a...

6日 前 | 0

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How to run a function on a specific area in mask image
Apply the blurring function to the whole image, then multiply the mask by the blurred image.

7日 前 | 0

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Error in Alexnet layer replacement
Do you have the "Deep Learning Toolbox Model for AlexNet Network" installed? If not, use the Add-ons on the Home tab to get it....

7日 前 | 0

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Why do my rgb image is different and less defined than pcolor or imagesc outputs?
The images do not have the same resolution. One has 224 rows while the other is smaller with around 125 rows. It looks like th...

8日 前 | 1

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How to create a matrix with ones and zeros in one line?
Did you use the equals sign, which is the assignment operator? m19 = [1,0,0,1,1; 0,1,0,1,1]; m20 = [0,0,1,1; 0,0,1,1 0,0,0...

8日 前 | 0

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How can I compare the multiple strings?
Is this what you want (using ismember to find the index of the sport in the list of all the sports? % Test script: fprintf('Be...

8日 前 | 1

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Matlab question, very stuck
Close but not quite. Try it this way: function [New_Matrix] = sequence_matrix(n) % Detailed explanation goes here New_Matr...

8日 前 | 0

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