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Noah Wilson


Last seen: 4 years ago |  Active since 2018

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Issue creating a heat map of 512x512 matrix.
I am trying to create a 'image' using a heatmap for this data from a CCD camera in the lab. Each data point is the value from on...

4 years ago | 1 answer | 0

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Question


Help creating a for loop for research purposes
Attached is the data I am using. Each frame is seperated by 1340 cells. I have some code to do what I want for one frame but I a...

4 years ago | 1 answer | 0

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Question


How to plot a "goal" into my plot?
This is only to do something cool in the plot but I am plotting the trajectory of a soccer ball and I thought it would be cool t...

5 years ago | 1 answer | 0

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How do I shade the xy plane at z=0 of my plot and how to stop the plot after it passes z=0?
I have the following code: t = 0:0.0001:20; %time m = 0.4; %mass (kg) g = 9.8; %gravitational accel. (m/s^2) b = 0.44; %drag...

5 years ago | 1 answer | 0

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Question


How to solve coupled (differential) equations of motion using matlab?
I am trying to solve three equations of motion and then plot the displacement in 3-D but am having trouble figuring out how to d...

5 years ago | 1 answer | 0

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Question


Issues with for loop
I currently have this for loop in my code. Where RawDataMatrix is a 549x41 matrix. for i = 1:length(RawDataMatrix(:,1)) if...

5 years ago | 1 answer | 0

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Question


Changing portions of variable names
This may be a very simple question but I have been struggling with it for a bit and would appreciate the help. rawdatafile = di...

5 years ago | 1 answer | 0

1

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Question


Help forming loop to simplify my code
This is the code I currently have to pull and graph some data I have. As you can see it is the same code repeated 5 times for th...

5 years ago | 1 answer | 0

1

answer

Question


Help with a for loop and matrices
I currently have this code where SizeChem is a 24x7 matrix and newcolum is a 24x1 matrix. newcolumn = sum(SizeChem,2); for i...

5 years ago | 1 answer | 0

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Question


Help with matrix manipulation
I have the following in matrix form and I am trying to figure out how to the following: -Create column H -Then enter the fol...

5 years ago | 2 answers | 0

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answers

Question


Help creating a loop
Attached is the code in question. Currently I have the variables 'th' and 'Io' currently at one value. I would like to change th...

5 years ago | 1 answer | 0

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Question


Can Matlab search through the current directory to find and import a file?
I have some scripts that do data analysis and I am hoping to write some preliminary code to go through the current folder and fi...

5 years ago | 1 answer | 0

1

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Question


Help creating a for loop
I am taking some data in a 28x6 matrix and I am wanting to create a for loop that takes the value in each position in and divide...

5 years ago | 1 answer | 0

1

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Question


Error message while using if statement
I am trying to create an if statement that will create a file "Rawdata" in my current directory but I also want it to check if t...

5 years ago | 1 answer | 0

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Question


How to take the average every 5 data points?
I have a matrix 'GoogleDateClose' that is 251 by 2. The first column is just 1-252 to give a number assigned to each value in co...

6 years ago | 1 answer | 1

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Question


How do I add std bars to the Graph I just created?
So I would like to add std bars to each individual value on this graph I made and am unsure how to do it. Here is the code I use...

6 years ago | 0 answers | 0

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Why am I getting this error message?
function [STD] = STD(T4, T7, H2O, Temp4, Temp7, H2Onumb, HC) s4 = (T4/Temp4)^2; %std of T4 divided by the mean of T4 ...

6 years ago | 1 answer | 0

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Question


How do I use the command 'smooth' to smooth a plot of data I have pulled from two matrices?
Here is the code I used: if true cloudy = find(Tday > 312.38 & Tday < 312.91); T1smooth = smooth(Tmatrix(cloudy),'lowess'...

6 years ago | 1 answer | 0

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