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# Ross Hanna

Last seen: 3년 이하 전 2017년부터 활동

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installing matlab and simulink on pi - 'verifying sudo user privilege failed'
hi there, i am trying to install matlab and simulink on my raspberry pi, but i keep getting the error 'verifying sudo user priv...

4년 이하 전 | 답변 수: 0 | 0

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two plots are linked by an unwanted line - animated line
Hi all I am using animatedline to create an animation of a camshaft rotating and moving the bucket which sits on the valve. I...

4년 이하 전 | 답변 수: 1 | 0

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Include a second file in a script using logical indexing
Hi all I am creating a script to calculate the NOX output of an IC engine using Pressure Volume data. Unfortunately i cannot sh...

약 4년 전 | 답변 수: 1 | 0

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connecting input signal and addition block to single gain block
Hi there I am trying to place an input signal (the height of a physical bump that a motorcycle is riding over) into a gain bl...

4년 이상 전 | 답변 수: 1 | 0

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how to create 1-(cos(x))^2 input to simulink mass spring damper system
hi there. I am currently trying to develop a simulink model to describe a quarter car model (dual mass spring damper) with a cur...

4년 이상 전 | 답변 수: 0 | 0

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How to add known value of position to an ode45 acceleration problem
Hi there, Once again i am struggling with MATLABS ODE functions. I am using the differential solvers to find the acceleration...

4년 이상 전 | 답변 수: 1 | 0

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Output argument "dydt" (and maybe others) not assigned during call
Hi everyone, I am trying to solve a second order differential equation, after finding the first orders using odeToVectorField...

4년 이상 전 | 답변 수: 1 | 0

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how to index next element in a vector/ row in a table
Hi all Sorry for such a simple question. I am trying to average some data, and i need a way to write in code; while the ve...

4년 이상 전 | 답변 수: 1 | 0

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how to find y values from smoothing spline curve fit and new x values
Hi there First of all, i'm unsure whether this question is sufficiently different enough to warrant a new post, if not, apolo...

4년 이상 전 | 답변 수: 0 | 0

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Finding average value of multiple Y values for a single x value
Hi all I am doing some work with suspension dampers and trying to model them. To do this i have put a damper on a suspension ...

4년 이상 전 | 답변 수: 2 | 0

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How to solve system of second order differential equations
Hi there everyone. I am trying to solve a system of second order differential equations for a mass spring damper as shown in ...

5년 이하 전 | 답변 수: 1 | 0

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How to make output single column in the same line as your calculation
Hi there. Whether my google and matlab searching is just crap or it hasn't been asked i can't find the answer to the above quest...

약 5년 전 | 답변 수: 2 | 0

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listlib::insertAt will not work in script
Hi there. I am trying to add a zero at the top of my vector so i can minus one vector from the other. Stating the reason may hel...

약 5년 전 | 답변 수: 1 | 0

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how to get matlab to differentiate in increments of 1 rather than 0.01
Hi there. I am trying to use forward velocity data from a motorcycle to find the suspension position. When doing this i need the...

약 5년 전 | 답변 수: 0 | 0

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diff(x) is different to diff(fit)
Thanks for the very quick answers! The sgolayfilt worked best as fft was giving complex answers. however, how do you decide what...

5년 이상 전 | 0

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diff(x) is different to diff(fit)
Hi there. I have got some data from a wheel speed sensor on a motorcycle and i am trying to process it to get the driving force....

5년 이상 전 | 답변 수: 3 | 0

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how to find value of y from a graph with a known x value
Hi There I already have another question up on this subject but i think i may be over-complicating what i'm trying to ask. I...

5년 이상 전 | 답변 수: 1 | 0

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How to find average of two lines on a graph
Hi there. I am doing some research into computing suspension characteristics of motorcycle suspension. We have used a suspens...

5년 이상 전 | 답변 수: 1 | 0

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Warning: The solutions are parameterized by the symbols: z
Hi There This is my first time posting, as i am new to matlab, so apologies if i have missed some etiquette that i know there...

5년 이상 전 | 답변 수: 1 | 0

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how to bypass error of assume being undefined - Undefined function 'assume' for input arguments of type 'logical'
Hi there. i have only just recently posted on this forum as i had an issue with getting an actual answer from "solve". i fixed t...

5년 이상 전 | 답변 수: 1 | 0

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