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# Jesse

Last seen: 1 year ago Active since 2011

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Plotting damped sine travelling wave equation in Matlab
Thanks all but this question was posted 5 years ago, and I think it had to do with some project I was working on at the time. T...

1 year ago | 0

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Customizing with boxplot? 2 quick questions
Greetings all, I have two quick questions on box plots. So I have a boxplot (see attached for an example). First, is there an...

6 years ago | 0 answers | 0

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Some questions with histograms
Greetings all, I have 3 questions about the attached histogram. 1.) When I use MATLAB's mode command in my code, it does n...

6 years ago | 1 answer | 0

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Greetings all, Here's what I am trying to do. I have 4 columns of 16 values (observation points), and I am trying to make cal...

6 years ago | 0 answers | 0

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Using isinf and isnan in the same command line?
Greetings all, Trying to compute some statistics for a particular data array that has Nan and Inf values scattered throughout...

6 years ago | 2 answers | 0

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Ground Penetrating Radar Simulation in MATLAB?
Greetings all, Is anyone aware of a Ground Penetrating Radar Simulator in MATLAB? I've looked on Mathworks high and low, but ...

6 years ago | 2 answers | 0

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Quick question on understanding ./ notation
Greetings all, I have the following "snippet" of code: Zeta_EM31_West = DrillHoleData2(:,3)/3.67; %Line above outpu...

6 years ago | 2 answers | 0

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Scatter plot - plot different symbols when data is negative
Greetings all, I'm trying to differentiate positive and negative data on a plot by representing it with different symbols ...

6 years ago | 1 answer | 0

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Solving 2 linear equations for 2 unknowns using arrays? - Part II, perhaps with syms?
Greetings all, On the continuing saga of solving these equations, I am trying to solve the following equation: sigma_...

6 years ago | 1 answer | 0

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Solving N linear equations for N unknowns using arrays? Is this even possible?
Greetings all, I'm trying to think this out and to see if it's even possible - here it goes, hear me out for this one :). I...

6 years ago | 1 answer | 0

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Subscript indices must either be real positive integers or logicals - quick question on how to fix
Greetings all, I have the following code: Response_values_H= 0:0.01:9; R_h=zeros(size(Response_values_H)); for...

6 years ago | 1 answer | 0

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Expanding an equation in Matlab based on user input? Even possible?
Greetings all, I've been thinking about this all night and I don't even know if it's possible to do in Matlab, but for this...

6 years ago | 0 answers | 0

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Argggh! My equation isn't plotting right with a for loop!!!
Greetings all, This is probably trivial and overlooking a minor detail, but I have the following code, and I think my probl...

6 years ago | 1 answer | 0

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Assistance with integration limits and implementing it in Matlab
Greetings all, Back at it again with a little more complicated issue that I tried, but stuck in neutral here. I'm go...

6 years ago | 1 answer | 0

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Plotting damped sine travelling wave equation in Matlab
Greetings all, Please correct me if I am wrong on any of this, but I am trying to plot a damped/attenuating sine wave of the fo...

7 years ago | 3 answers | 0

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Adding zero points on a plot of a damped sine wave - quick question
Greetings all, This will probably be a quick one for you experts, but I have a damped sine wave of: y1=2*sin(w*t).*exp(...

7 years ago | 1 answer | 0

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95% confidence interval on a linear regression with polyfit?
Greetings once again all, Pardon the title line, but if it shows confusion on my end, it's because I am! I am trying to fi...

7 years ago | 1 answer | 0

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Can't install MATLAB R2014a_unix on recently bought macbook air... help please!
PowerPC? Which processor do you have?

7 years ago | 0

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Some confusion on polyfit?
Greetings all, This one is throwing me for a loop. So I have some data that I was preforming a linear fit on with the basic...

7 years ago | 1 answer | 0

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Help with exponential returning zeroes
Greetings all, Argh, this answer should be obvious, but for me, or course it's not. Here's what I'm trying to do: Zval ...

7 years ago | 1 answer | 0

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Taylor series method for 2 coupled ODEs and I'm confused!!!
Greetings all, I'm trying to solve the following initial value problem using the Taylor series method: x1prime = sin(x1)+c...

8 years ago | 1 answer | 0

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Confusion on Runge-Kutta method
Greetings, I am trying to implement a 4th order Runge Kutta for the following equations on the interval 1 less than or equa...

8 years ago | 2 answers | 0

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Assistance with N-dimensional Jacobi?
Greetings all, For my N-dimensional Jacobi code, I have the following: function x=Jacobi1(A,b,phi,tol, NMax) %Th...

8 years ago | 0 answers | 0

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Adding a line object to a legend??
Greetings all, I don't know if Matlab can do this, but here it goes. I have a plot, and while the plot itself is ok a...

8 years ago | 0 answers | 0

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Random dot product tricks
Greetings again, I have two arrays: x = [1.3, 5.6, 7.8, -6.5, 0.3] y = [134.2, 8786.98, -22.4, 4553518.6, 0.0019] ...

8 years ago | 2 answers | 0

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Confusion on function handles
Greetings, I know this is a tricky subject for me to understand, but I want to see if I'm going about this right. I ha...

8 years ago | 2 answers | 0

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PV-Wave code to MATLAB?
Greetings, Does anyone know how to convert PV-Wave source code to MATLAB? Thanks!

8 years ago | 0 answers | 0

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Some pointers with textscan?
Disregard. I went about it another way without MATLAB.

8 years ago | 0

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Some pointers with textscan?
Hi, I've been trying to import a data file (a nasty one) and convert it to rows can columns. But I feel that textscan dumps...

8 years ago | 1 answer | 0