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Jonathon Gibson


Last seen: 3 years ago |  Active since 2018

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odeFunction: List variables through loop
You could combine [x1,x2,x3,x4,x5,x6,y1,y2,y3,y4,y5,y6] beforehand into a matrix XY. You would iteratively concatenate your x va...

6 years ago | 1

Answered
how can i sort columns of a matrix in ascending order using loops without using the functions max,min,sort?
Here's a really simple, inefficient way: M = rand(15,10) for col = 1:size(M,2) for iters = 1:size(M,1) ...

6 years ago | 1

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How can i find the number of pixels in any RGB image?
image = imread('image.jpg'); [height, width, channels] = size(image); pixels = height * width

6 years ago | 0

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Answered
Search and Replace file
If you're on a Unix system, and currently in the directory with the conf files, you can run from MATLAB: !sed -i 's/Amplitu...

6 years ago | 1

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Change the axis limits of a SVM plot
To change the axis limits, you can add axis([xmin xmax ymin ymax]) to the end of your script. This will make some of the higher ...

6 years ago | 1

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Hey, i'm new to matlab please help me understand the following statement.
diff(S,1,2) will return the difference between each adjacent pair of columns in S, this is approximating the x-derivative of the...

6 years ago | 0

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Answered
why am i not able to create user ID to access ONRamp?
Go into your matlab profile first, set the username in there, and then try accessing the on ramp courses.

6 years ago | 0

Answered
Assigning values for vector with number sequence
Here's how I went about it: First, we try to find a pattern in the sequence. To make it easier to see, let 1=r1 and 2=r2 and ...

6 years ago | 0

Answered
fprintf not writing same information from command window
If you want different formatting depending on the row, you can print each row individually: fileID = fopen('xlsreadtrial.tx...

6 years ago | 1