Daigo

Last seen: 7 days ago | Active since 2021

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MATLAB runtime installer doesn't launch on Macbook (with M3 chip)
The problem resolved after updating IOS and restarting my macbook! That's what all mac users should do when in doubt!

4 months ago | 0

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MATLAB runtime installer doesn't launch on Macbook (with M3 chip)
I'm trying to install and configure MATLAB Runtime by following this article. I downloaded the corresponding installer for my ma...

4 months ago | 1 answer | 0

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answer

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Custom feature extractor is not recognized by bagOfFeatures function
Hi, I'm trying to create a bag-of-visual-words model using my custom feature extractor function, but the BoW is always generated...

4 months ago | 1 answer | 0

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How to define a slicing like x(i).property in a custom class?
One minor but useful thing about image feature classes in MATLAB is that they have varieties of ways to slice the feature points...

4 months ago | 1 answer | 1

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Generated MEX function from a custom C code, but gives empty output.
Hello, I'm trying to generate a MEX function based on the line segment detector (LSD) that is available in this repository: theW...

5 months ago | 1 answer | 0

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How to save the figure generated by pcplayer
Hi, I visualize map points estimated by SLAM as a point cloud using the pcplayer. I am wondering if there is a programatic way t...

6 months ago | 1 answer | 0

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Question

Font size of command window is much larger than the one in Editor
I recently started using MATLAB R2024a on my new MacBook. Strangely, the font size of command window is much larger than the one...

6 months ago | 1 answer | 0

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Question

Cannot find Preferences > Keyboard > Shortcuts after enabling dark mode
I am in trouble changing the keypoard shortcut preferences after enabling the dark mode in MATLAB R2023b. I followed the proce...

11 months ago | 1 answer | 1

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Solved

ZigZag matrix with reflected format
ZigZag MATRIX with REFLECTED format. We have only input x. We have to create a matrix in the following pattern. input n=5...

11 months ago

Question

License issue in MATLAB?
I'm trying to fix a long launching time of my MATLAB/R2022a based on Why does MATLAB get stuck in the "Initializing" or "Busy" s...

1 year ago | 0 answers | 0

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SatCom #6: Inclination of a Sun-Synchronous Orbit
Satellite and Space Engineering - Problem #5 This is part of a series of problems looking at topics in satellite and space comm...

1 year ago

Solved

SatCom #5: Determine Elliptical Orbit Parameters
*Satellite and Space Engineering - Problem #5* _This is part of a series of problems looking at topics in satellite and space...

1 year ago

Solved

SatCom #4: Satellite Orbit Altitude
Satellite and Space Engineering - Problem #4 This is part of a series of problems looking at topics in satellite and space comm...

1 year ago

Solved

SatCom #3: Free Space Path Loss
*Satellite and Space Engineering - Problem #3* _This is part of a series of problems looking at topics in satellite and space...

1 year ago

Solved

SatCom #2: Gain of a circular 'dish' antenna
Satellite and Space Engineering - Problem #2 This is part of a series of problems looking at topics in satellite and space comm...

1 year ago

Solved

SatCom #1: Wavelength of an electomagnetic wave
*Satellite and Space Engineering - Problem #1* _This is the first of a series of problems looking at topics in satellite and ...

1 year ago

Question

Where can I find details about 'wind' data in MATLAB?
If you use the command below, you can load three dimensional wind data but I cannot find any details about it. data = load('w...

2 years ago | 0 answers | 0

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How to take meshgrid of latitude and longitude as an input in Horizontal Wind Model 07?
Hello, I'm a beginner of Simulink. I'm trying to get a wind distribution over a certain area (latitude: , longitude: ) at specif...

2 years ago | 1 answer | 0

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answer

Question

How to prevent the elongated plot when using tiled layout for image and plot
When I align an image and a plot in tiled layout, the plot tends to become "elongated" as shown in an example below. Is there an...

2 years ago | 1 answer | 0

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answer

Question

Fastest way for page-wise computation - FOR vs ARRAYFUN vs PAGEFUN
I'd like to know the fastest way to deal with a 3D array in a page-wise way. Suppose I have the following data: rng(0); data...

2 years ago | 0 answers | 0

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answers

Solved

Decimation - Optimized for speed
This problem is similar to http://www.mathworks.com/matlabcentral/cody/problems/1092-decimation, only this time the score will b...

2 years ago

Question

Randomness is lost in parfor loop on GPU?
I have a code with a following structure: % my_code_seed#.m myoutputs1 = my_function1(myinputs1); seed = #; rng(seed); ...

2 years ago | 1 answer | 0

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answer

Question

How to use a code that uses FFTW in MATLAB?
I have a slow MATLAB code that consists of many helper functions. The bottleneck seems to be one helper function that heavily us...

2 years ago | 1 answer | 0

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Question

GPU MEX not compatible with GPU with compute capability '3.0'?
Hi, I'm trying to set up the prerequisites for the GPU Coder. In the MATLAB Command Window, I entered: gpuEnvObj = coder.gpuEn...

2 years ago | 1 answer | 0

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answer

Solved

Define the operators of function_handles
Suppose f and g are function_handles, try to define f+g,f-g,f*g and f/g. e.g. if f = @(x)x and g = @(x)x+1 ...

2 years ago

Solved

Handle to an array of functions
Given a cell array of functions that operate on scalars, it is required to return a function handle to process a vector of value...

2 years ago

Question

GPU Coder: compilation error
I am trying to create a MEX function from the following simple function: function G = ft2(g, delta) % Input % - g: ...

2 years ago | 1 answer | 0

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Question

Build error in GPU coder - nvcc fatal: Cannot find compiler 'cl.exe' in PATH
I'd like to create a MEX function from my MATLAB function that has an gpuArray input. I used the GPU Coder but I got an error wh...

2 years ago | 0 answers | 0

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answers

Solved

Apply a function array to an array of numbers
It is required to apply a cell array of functions to a numerical array, where the functions accept only scalar inputs. Exampl...

2 years ago

Solved

Function composition
Write a function that accepts two function handles f and g and returns the composition h. That is, h = (f o g)(x) = f(g(x)) ...

2 years ago

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