### MathWorks

Last seen: 대략 2년 전 2019년부터 활동

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I am a Software Engineer here at The MathWorks.

My areas of interest are Image Processing, Pattern Recognition, Computer Vision & Graphics, and plotting.

DISCLAIMER: Any advice or opinions here are my own and in no way reflect that of The MathWorks.

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How to calculate signal to noise ratio of hyperspectral image refolded in 2D matrix format?
As per my understanding, "A single value for SNR" indicates the overall SNR between the noisy and cleaned data. While in order t...

2년 초과 전 | 0

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MATLAB hyperspectral toolbox issues
1) The error is originating from line number 53 of "enviinfo.m". It seems that you have one local custom function in the name o...

2년 초과 전 | 1

문제를 풀었습니다

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

2년 초과 전

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how to use 'createImagePatchesFromHypercube' function
It seems you're trying to execute createImagePatchesFromHypercube outside of the "Classify Hyperspectral Images Using Deep Learn...

거의 3년 전 | 1

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How to make an ENVI header file."?
Looks like the indian_pines.hdr ENVI header file has been modified in your system. For a valid ENVI header file, the first four ...

거의 3년 전 | 0

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Reading a RAW file from a hyperspectral camera using ENVI information

대략 3년 전 | 1

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How to read hyperspectral data without wavelenth data?
If you know the height, width, and number of spectral bands of your data, you can try using multibandread(_). However, in orde...

대략 3년 전 | 0

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The error is originating from line number 53 of "enviinfo.m". I suspect you have one local custom function in the name of "envi...

대략 3년 전 | 0

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My batch image processing is only processing the last image of the folder!
You're calculating imhist() outside of the for loop that is why only the last read image is being processed. You need to use the...

대략 3년 전 | 1

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Phase Scrambling/Fourier transform of Images?
phase_scrambled_img is of type double but its range is beyond [0, 1], therefore use the below syntax so that imshow(_) can scale...

대략 3년 전 | 0

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The following cmd doesnt work "openExample('uav/ConnectPosesOfAllValidUAVDubinsPathsExample')"
The example you're trying to launch comes under UAV Toolbox. You have to have UAV Toolbox installed in order to use that example...

대략 3년 전 | 1

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Hyperspectral Imaging preprocessing method for raw data acquired from hyperspectral camera? tools or algorithm
You can use Image Processing Toolbox's Hyperspectral Imaging Library support package. It can be downloaded from here. You can ...

대략 3년 전 | 0

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How to detect and separate pixels in an image
rgbImg = imread('image.png'); grayImg = rgb2gray(rgbImg); greenMask = detectGreen(rgbImg); figure imshow(rgbImg); hold on...

대략 3년 전 | 0

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Help with User defined function
function y = UnitConversionsFunction(x, options) % Validate that value is a character vector or string scalar. (Works only wi...

대략 3년 전 | 0

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Goodness of fit using chi2gof

대략 3년 전 | 0

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How do I change the array of 200x2x100 to 100x2x200?
% Generate demo data data = rand(200, 2, 100); % Permute the data newData = permute(data, [3 2 1]); size(data) size(n...

대략 3년 전 | 1

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App Designer Plot Multiple Graph
The attached minimum working example App might help you! Have a look.

대략 3년 전 | 1

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How can I overlay an edge detected from a binary image onto a RBG image?

대략 3년 전 | 0

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MATLAB app designer not playing sounds
I have attached one demo minimum working example. Have a look. It might help you fix the issue. Also, if possible provide the...

대략 3년 전 | 1

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how to change hyperspectral image size array?
This code snippet might help. % Creating a random data dataCube = rand(3248,242,256); % Permuting the 2nd and 3rd channel ...

대략 3년 전 | 1

문제를 풀었습니다

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

대략 3년 전

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'unrecognized function or variable 'yolov30ObjectDetector'
This example you're executing, requires the Computer Vision Toolbox™ Model for YOLO v3 Object Detection. You can download & inst...

대략 3년 전 | 3

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How to import a .MAP OMNIC picta file into matlab
As, .MAP is not a standard file format. It is difficult to provide exact solution. However, if the .MAP file is a binary file,...

대략 3년 전 | 0

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Displaying Multispectral Image in MATLAB
You can not use imshow(_) or imagesc(_) to display Multi-plane images having more than 3 channels. You can use sliceViewer(_) t...

대략 3년 전 | 1

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Combining hyperspectral image bands R, G, B and NIR
% Read the TIF file cube = imread('yourFile.tif'); % cube is your 8 band TIF file % Extract R, G, B, and NIR band according ...

대략 3년 전 | 0

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Read and Extract channel data from Hyperspectral images
You can use the hypercube(__) function to read and explore hyperspectral images. % Read the hyperspectral image (specify your i...

대략 3년 전 | 0

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Stacking indexed images and view the resulting volume
This code snippet might help. A = imread('image2.png'); B = imread('image3.png'); C = imread('image4.png'); [D, map] = rgb...

대략 3년 전 | 0

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I have multispectral image of [ 8225,8850,6]. How to read image and i need to seperate bands for analysis?
For visualization of individual pixel spectra / hyperspectral band image you can use the interactive hyperspetralViewer App. e.g...

대략 3년 전 | 1

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How can I combine three hyperspectral bands into an "RGB" image?
You can use the hypercube(__) function to read your ENVI file (.dat and .hdr file pair), and also the colorize(__) method will h...

대략 3년 전 | 0

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How to create RGB image with 3 bands from hyperspectral image?
You can use the hypercube(__) function to read Hyperion EO-1 L1R files and also the colorize(__) method will help you to estimat...

대략 3년 전 | 0