# katherine keogh

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Question

How to find waypoints, with data from a gyro and accelrometer

So I have the task of making waypoints and waypoint trajectory with the information given to me by a gyro and accelometer Using...

2 years ago | 1 answer | 0

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answerQuestion

IMU Waypoints - I have an IMU outputting acceleromter, roll ptich and yaw, how do i calculate awy poitns

I have an IMu in arduino which outputs accelerometer data, roll pitch and yaw, onces per second. I have been tasked with setttin...

2 years ago | 0 answers | 0

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answersQuestion

Serial.Write Data to arduino and then read it in matlab

I have an IMU set up on an arduino UNO, it uses Serial Write to make a dataframe with the gyro writing the X, Y and Z variables....

2 years ago | 1 answer | 0

### 1

answerQuestion

Simulink build a loop and define intial conditions

I want to build a loop in simulink with some intital conditions, and then for the next time step use the outputs as the inputs. ...

2 years ago | 1 answer | 0

### 1

answerQuestion

Help Using Solve Function

So I have an equation which I have double checked is right, and I am trying use the solve function to find the answer, I can do ...

2 years ago | 1 answer | 0

### 1

answerQuestion

Solve Equation which has 2 solutions but returns imaginary numbers

So I have this super complicated equation which I wanted to rearranged to find Beta which is symbolic. There should be 2 solutio...

2 years ago | 1 answer | 0

### 1

answerQuestion

File Solid Block, applying force error

I have a shape in a file Solid block and I am trying to apply a force to it. The Error is as follows: ['untitled']: The follo...

3 years ago | 1 answer | 0

### 1

answerQuestion

Simulink profile data to save

I used SImulink profiler and want to save the data outputted, how can I do this

3 years ago | 1 answer | 0

### 1

answerQuestion

Want to take a section of a curved line between 2 points

I have an irregular curved line and I want to take a section of it between 2 known points. How might I do this

3 years ago | 1 answer | 0

### 1

answerQuestion

Rigid Transform input data sequence

I have a time series with a list of angles that I want to isert into the rigid transform within a simscape simulink model as tim...

3 years ago | 1 answer | 0

### 1

answerQuestion

Calling a Function Within A Mask

I have some varibles that need to run through a function I made then can be inserted in the system below the mask. how can I do ...

3 years ago | 1 answer | 0

### 1

answerQuestion

Input data from a table itno simulink

I ahve a varibale containing a large amount of data in a table and want to input this entire table into simulink. IT is saved as...

3 years ago | 0 answers | 0

### 0

answersQuestion

I have some data that I want to go into a system at specific times

I have recieved some data I would like to go into my Simulink model at the required time stamps for example I have [1,2;2,5;3,6;...

3 years ago | 1 answer | 0

### 1

answerQuestion

Force distribution on Simscape beams

I am aking a large beam but welding beams together within the simscape model and want to know how the force is distributed on th...

3 years ago | 0 answers | 0

### 0

answersQuestion

Simulink error, MATLAB expression '<output of NameOfFunction>' is not numeric.

So I have a function with some symbolic variables so I used coder extrinsic to make a matlab function. The output is an array th...

3 years ago | 1 answer | 0

### 1

answerQuestion

Coefficients in simple equations, y not represented all the time

I have the equations x=0, and z=50000. Written as a=x==0, and b=z==50000. Potentially in other examples maybe all variables (x,y...

3 years ago | 0 answers | 0

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answersQuestion

Find the line where 2 planes intersect

I ahve 2 planes 256x=0 and z=50000, I want to find the line where they itersect but I want to create something that will work fo...

3 years ago | 1 answer | 0

### 1

answerQuestion

Model workspace input data from functions

So in the past I made a bunch of functions in Simulink and then put loads of the input variables in the model workspace. Then I ...

3 years ago | 1 answer | 0

### 1

answerQuestion

Simscape add external force

I have a cantilever beam in simscape and want to add a force to it but I am confused how to do it. Send help

3 years ago | 1 answer | 0

### 1

answerQuestion

Cantilever beam carrying loads in simscape

Hello I have made a beam in simscape and would like to know how to make it cantilever, add loads, and measure the torsion/angle ...

3 years ago | 0 answers | 0

### 0

answersQuestion

Syms function not supported in Simulink

I have some code i put into a matlab function block on simulink, I need to intergrate a function twice and the orignal function ...

3 years ago | 1 answer | 1

### 1

answerQuestion

How to make a moving transmitter in simulink

I have the transmitter block, opened up to the source code. Decided that was the worng idea. Then I found the platform block whi...

3 years ago | 0 answers | 0

### 0

answersQuestion

How to replace every non-0 number with the number in that place added to another number - no loops

Say I have a matrix I want to loop in a cell in the matrix and change that particular cell to itself added to another number. I ...

3 years ago | 2 answers | 0

### 2

answersQuestion

Recursive function to reverse a vector

The question is to write a function to reverse a vector so v=[1 2 3] becomes v= [3 2 1] It must be recursive So my idea how to...

3 years ago | 3 answers | 0

### 3

answersQuestion

I want to make a recursive function that sums all the digits in a number

So this is the actual question Write a recursive function that computes the sum of the digits provided as an input argumenet. N...

3 years ago | 1 answer | 0

### 1

answerQuestion

How to make a square wave with a pulse

So I want to make a wave that is on for 1ms and off for 1ms, lasting for 10ms. Is ther a function I can use to do this?

3 years ago | 1 answer | 1

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answerQuestion

How to create a square wave pulse

How do I create a square wave pulse, I don't really mind the gap between pulses but it must go on for 10ms. I dont mind the frea...

3 years ago | 2 answers | 0

### 2

answersQuestion

Low Pass Filter Matlab Coder

the lowpass function is not supported by matlab coder, how do I make something that will do the same function and be supported b...

4 years ago | 1 answer | 0

### 1

answerQuestion

image and signal processing

I have generated a signal abd made it into an image using mat2gray and bwboundaries, found the frequency and the power of the si...

4 years ago | 2 answers | 0

### 2

answersQuestion

How do I check to see if the elements in a matrix are all equal?

So if I have matrix A=[1 1 1 ; 1 1 1 ; 1 1 1] I would like to run a check so check if all the elements in the matrix are the sam...

4 years ago | 1 answer | 1