Answered

For-loop using only last iteration

Inside the loop C = zeros(1,10) + A; the function "zeros(1,10)" is assigning zeros to the entire C vector, then adding A. Als...

For-loop using only last iteration

Inside the loop C = zeros(1,10) + A; the function "zeros(1,10)" is assigning zeros to the entire C vector, then adding A. Als...

meer dan een jaar ago | 0

Answered

How can i merge the signals from the sensors into 1 signal ?

The merge block is not used to combine signals - it is used to select one of two triggered signals. The two inputs are signals ...

How can i merge the signals from the sensors into 1 signal ?

The merge block is not used to combine signals - it is used to select one of two triggered signals. The two inputs are signals ...

meer dan een jaar ago | 0

Answered

Output for Accelerator Model

I think there is a misunderstanding. The way I read it, if you use a large number of inport and outport blocks (at the root lev...

Output for Accelerator Model

I think there is a misunderstanding. The way I read it, if you use a large number of inport and outport blocks (at the root lev...

meer dan een jaar ago | 0

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Answered

What kind of numerical method is used for the inverse kinematic block at simulink?

Here is a link to the Matlab documentation: Inverse Kinematics Algorithms

What kind of numerical method is used for the inverse kinematic block at simulink?

Here is a link to the Matlab documentation: Inverse Kinematics Algorithms

meer dan een jaar ago | 0

| accepted

Answered

Hold a value indefinitely once a condition becomes true

Try This:

Hold a value indefinitely once a condition becomes true

Try This:

meer dan een jaar ago | 0

| accepted

Answered

Trying to plot array points on a graph.

You might also try this: [row,col] = size(AA); % AA is the data matrix figure; for ii=1:row for jj=1:col if ...

Trying to plot array points on a graph.

You might also try this: [row,col] = size(AA); % AA is the data matrix figure; for ii=1:row for jj=1:col if ...

meer dan een jaar ago | 0

Answered

How to connect the two signals in one signal in MATLAB Simulink? I mean first signal finishes second signal starts.

You description of the problem is confusing to me, bu the statement in the title "first signal finishes second signal starts" ...

How to connect the two signals in one signal in MATLAB Simulink? I mean first signal finishes second signal starts.

You description of the problem is confusing to me, bu the statement in the title "first signal finishes second signal starts" ...

meer dan 3 jaar ago | 0

Answered

Numerical Integration in Matlab

There seem to be two problems: 1) your function "fun" returns "NaN" at zero, so you cannot integrate starting from zero. You n...

Numerical Integration in Matlab

There seem to be two problems: 1) your function "fun" returns "NaN" at zero, so you cannot integrate starting from zero. You n...

meer dan 3 jaar ago | 0

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Answered

Simulink counter block having an initial starting value of -1

Yes, the two counter blocks in the library do not allow you to set the initial value. Whenever I need to use a counter, I usual...

Simulink counter block having an initial starting value of -1

Yes, the two counter blocks in the library do not allow you to set the initial value. Whenever I need to use a counter, I usual...

meer dan 3 jaar ago | 1

| accepted

Answered

Finding the roots of an equation using Newton-Raphson method but I don't know the equation!

You use a numerical approximation for the derivative. Start at some initial guess for x & y. take a small step, and compute th...

Finding the roots of an equation using Newton-Raphson method but I don't know the equation!

You use a numerical approximation for the derivative. Start at some initial guess for x & y. take a small step, and compute th...

meer dan 3 jaar ago | 1

Answered

Implementing Angles as an input in Simulink

It appears (based on the icon on the block) that the block labeled "Robot Controler" is a Matlab function block. In order to a...

Implementing Angles as an input in Simulink

It appears (based on the icon on the block) that the block labeled "Robot Controler" is a Matlab function block. In order to a...

meer dan 3 jaar ago | 0

Answered

Pendulum using Runge Kutta

Yes, there are a few things wrong with this code. James Tursa has identified one obvious error. Another problem is with the lo...

Pendulum using Runge Kutta

Yes, there are a few things wrong with this code. James Tursa has identified one obvious error. Another problem is with the lo...

meer dan 3 jaar ago | 0

| accepted

Answered

How to return the index of time steps in Simulink?

One way to do this is to put a step counter in the block. This will keep track of the number of times the block is executed. T...

How to return the index of time steps in Simulink?

One way to do this is to put a step counter in the block. This will keep track of the number of times the block is executed. T...

meer dan 3 jaar ago | 0

Answered

Why is my code not working?

Not entirely sure if this is the reference in the error message, but this line has unballanced parentheses: f = (1/(t-t^(-1))*...

Why is my code not working?

Not entirely sure if this is the reference in the error message, but this line has unballanced parentheses: f = (1/(t-t^(-1))*...

meer dan 3 jaar ago | 0

Answered

SIR Simulink Model Function Block

In the Simulink library browser, on the "sources" pallet, you will find a "clock" function. Use this to create a time signal. ...

SIR Simulink Model Function Block

In the Simulink library browser, on the "sources" pallet, you will find a "clock" function. Use this to create a time signal. ...

bijna 4 jaar ago | 0

Answered

How can one do this calculation?

Look into using logical indexing. Not my strong point, but for example, if A is the 3 x 10 matrix, you can select all cases whe...

How can one do this calculation?

Look into using logical indexing. Not my strong point, but for example, if A is the 3 x 10 matrix, you can select all cases whe...

bijna 4 jaar ago | 0

Answered

Kalman Filtering for smoothing GPS speed data

The problem is with this line: P = (1-KG)*P; This causes the gain P to continuously decrease. After a while, the gain P is ve...

Kalman Filtering for smoothing GPS speed data

The problem is with this line: P = (1-KG)*P; This causes the gain P to continuously decrease. After a while, the gain P is ve...

bijna 4 jaar ago | 2

| accepted

Answered

numerical derivate and central difference

Here are some Numerical difference formulas using the central difference method (substitute dt = h). You can find more formulas...

numerical derivate and central difference

Here are some Numerical difference formulas using the central difference method (substitute dt = h). You can find more formulas...

ongeveer 4 jaar ago | 1

Answered

Meaning of the following: function [y1,...yn] = input()

It simply means that there are no user inputs to this function. The long list of variable names are returned from the function....

Meaning of the following: function [y1,...yn] = input()

It simply means that there are no user inputs to this function. The long list of variable names are returned from the function....

ongeveer 4 jaar ago | 0

| accepted

Answered

Angle Between two vectors.

Given two vectors A and B, the dot product of the two vectors (A dot B) gives the product ABcos(ang), so to get just the angle, ...

Angle Between two vectors.

Given two vectors A and B, the dot product of the two vectors (A dot B) gives the product ABcos(ang), so to get just the angle, ...

ongeveer 4 jaar ago | 0

| accepted

Answered

Is it possible to summarize this code?

You could use a switch case structure, that would be a bit more compact. it would look like this: switch davar1.CC_CHECK ...

Is it possible to summarize this code?

You could use a switch case structure, that would be a bit more compact. it would look like this: switch davar1.CC_CHECK ...

ongeveer 4 jaar ago | 2

| accepted

Answered

help fixing the Heuns method

Heun's method is otherwise known as "explicit trapezoidal method", "improved Euler's method" or "modified Euler's method". Th...

help fixing the Heuns method

Heun's method is otherwise known as "explicit trapezoidal method", "improved Euler's method" or "modified Euler's method". Th...

ongeveer 4 jaar ago | 0

Answered

I need help coding a human cannonball ignoring air resistance

Assuming zero drag and relatively low muzzle velocity ( acceleration due to gravity = constant), the point-mass trajectory can b...

I need help coding a human cannonball ignoring air resistance

Assuming zero drag and relatively low muzzle velocity ( acceleration due to gravity = constant), the point-mass trajectory can b...

ongeveer 4 jaar ago | 1

Answered

Runge Kutta 4th Order Method

I think the problem is the T argument. in k1 you have a capital T, which is a 3-vector in k2, k3, and k4 it is a lower case t,...

Runge Kutta 4th Order Method

I think the problem is the T argument. in k1 you have a capital T, which is a 3-vector in k2, k3, and k4 it is a lower case t,...

ongeveer 4 jaar ago | 0

Answered

Matlab Homework that im struggling with

To prompt a user to enter a value, try: x = input('Enter the number of equations (from 2 to 5): \n')

Matlab Homework that im struggling with

To prompt a user to enter a value, try: x = input('Enter the number of equations (from 2 to 5): \n')

ongeveer 4 jaar ago | 0

Answered

I need help with this script

Try this: T = input('Enter your temperature') if T<=96 disp('You are either hypothermic or a zombie') elseif T<99 d...

I need help with this script

Try this: T = input('Enter your temperature') if T<=96 disp('You are either hypothermic or a zombie') elseif T<99 d...

ongeveer 4 jaar ago | 0

Answered

Ballstic Impact of Bullets on armor

I don't know af any specific ballistics tools. You should browse the a list of Matlab products at this link: Matlab Products

Ballstic Impact of Bullets on armor

I don't know af any specific ballistics tools. You should browse the a list of Matlab products at this link: Matlab Products

meer dan 4 jaar ago | 0

| accepted

Answered

How to find theta and theta dot in a simple pendulum simulation in MATLAB.

I'm not sure at all what your system equations are. The first rule of dynamics is where you have translational modes of motion ...

How to find theta and theta dot in a simple pendulum simulation in MATLAB.

I'm not sure at all what your system equations are. The first rule of dynamics is where you have translational modes of motion ...

meer dan 4 jaar ago | 0

Answered

What is a "system variable" in a Simulink model?

In this context, the "system" is the device that you are modelling. Therefore, a "system variable" is one of the variables in y...

What is a "system variable" in a Simulink model?

In this context, the "system" is the device that you are modelling. Therefore, a "system variable" is one of the variables in y...

meer dan 4 jaar ago | 1

| accepted

Answered

Undefined function 'simset' for input arguments of type 'char'.

simset is an obsolete function. See documentation here. It says to use the Configuration Parameters dialog box.

Undefined function 'simset' for input arguments of type 'char'.

simset is an obsolete function. See documentation here. It says to use the Configuration Parameters dialog box.

meer dan 4 jaar ago | 0