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To find closed loop matrix from open loop for system with linearied feedback
If I have a matrix [Adot Bdot]' =[-2 1;-3 1]*[A B]' +[.3 5]*[A B]', how do I find the closed loop matrix? (Sorry if this is too ...
10ヶ月 前 | 0 件の回答 | 0
0
回答質問
How to determine if equation is not feedback linearizable
Is there a MATLAB function that can determine if feedback is linearizabe or not from the state equations? eg Is this system line...
10ヶ月 前 | 1 件の回答 | 0
1
回答質問
Why do I get conj(L)
When I multiply 2 4X4 matrices one numeric the other alpha numeric say with L1,L2,L3, L4 why do I get the answer with cconj(L1,L...
10ヶ月 前 | 2 件の回答 | 0
2
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Diferent answers to same cmd
As mentioned earlier, I am trying to get familiar with MATLAB in aircraft controls. Focus now is Matlab. I saw a presentation wi...
Diferent answers to same cmd
As mentioned earlier, I am trying to get familiar with MATLAB in aircraft controls. Focus now is Matlab. I saw a presentation wi...
10ヶ月 前 | 0
| 採用済み
回答済み
Diferent answers to same cmd
A=[-.01 .1 0 32.2;-0.4 -.8 180 0;0 -.003 -.5 0;0 0 1 0] B=[0 -10 -2.8 0]' P=ctrb(A,B) P=poly(P)
Diferent answers to same cmd
A=[-.01 .1 0 32.2;-0.4 -.8 180 0;0 -.003 -.5 0;0 0 1 0] B=[0 -10 -2.8 0]' P=ctrb(A,B) P=poly(P)
10ヶ月 前 | 0
質問
Diferent answers to same cmd
I am trying to figure out Matlab. Tried the cmd shown in the attachment, get different response(see attachment)
10ヶ月 前 | 2 件の回答 | 0
2
回答質問
How to compute the characteristic equation given the eigenvalues?
Is there a matlab command to get the characteristic equation (CE) given the eigenvalues? Similarly how to get CE from the A matr...
10ヶ月 前 | 1 件の回答 | 0
1
回答質問
Use of functions ctrb and poly
I have 2 matrices A, B. I use ctrb(A,B) to get matrix P and then try to use poly(P) to get the polynomial of P but get error msg...
10ヶ月 前 | 1 件の回答 | 0
1
回答質問
How to get damping ratio and nat freq from eigen values using matlab cmd
I have a 4X4 matrix, and have 4 desired eigenvectors.How to get the natural freq and damping ratio with these eigenvectors
10ヶ月 前 | 0 件の回答 | 0
0
回答質問
how to write partial derivatives in MATLAB
I am trying to form a 2X2 matrix using partial derivatives i.e. [delf1/delx1, delf1/delx2; delf2/delx1, delf2/delx2]. Not sure h...
3年以上 前 | 1 件の回答 | 0
1
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How to avoid error in anonymous function
Tried as suggested, error Undefined function 'Fx' for input arguments of type 'double'.: f = @(x, u) Fx(x,u)*x(t-1) + Fu(x,u)*u...
How to avoid error in anonymous function
Tried as suggested, error Undefined function 'Fx' for input arguments of type 'double'.: f = @(x, u) Fx(x,u)*x(t-1) + Fu(x,u)*u...
3年以上 前 | 0
質問
How to avoid error in anonymous function
I am trying to predict the robot position using the 3 steps below but get error: Fx = @(x,u) jacobian(f(x,u),x); Fu = @(x,u) j...
3年以上 前 | 2 件の回答 | 0
2
回答質問
How many multiplications in one convolution
C = [1;2;3]; % i.e. a column vector, hence named "C" R = [1 2 3]; % i.e. a row vector, "R" F = [1 4 6 4 1; 4 16 24 16 4; 6 24 ...
3年以上 前 | 1 件の回答 | 0
1
回答質問
Edge detection using Convolution
I am trying to detect the edges in an image using convolution. Tried this but get error " final_lena does not look like it has t...
3年以上 前 | 2 件の回答 | 0
2
回答質問
How to find out what this code does
This code pertains to image processing - line parameters Hough transform. Not sure what the third line does. f=zeros(128,128); ...
3年以上 前 | 0 件の回答 | 0
0
回答質問
Sum of squared differences SSD
How to use SSD to compare datapoints in 2 separate data sets i.e. to compare pixels in 2 images? Is this the best function to u...
3年以上 前 | 1 件の回答 | 0
1
回答質問
Vision Problem using symbolic MATLAB toolbox
I am trying to solve a vision problem in robotis deals with epipolar transforms using symbolic tool box of MATLAB. Tried this bu...
3年以上 前 | 0 件の回答 | 0
0
回答質問
Anonymous Functions - how to store the results of anonymous functions
rng(1) % important for technical reasons U = [ 1 -1 3 4 ]; % an artificial input sequence % applyPredictionUpdate returns the ...
3年以上 前 | 2 件の回答 | 0
2
回答質問
Anonymous function arguments and parameters extrction
If I have the anonymous function: pu = @(x, y) [x,y]; is it npossible to extract the value of the argument x after the functio...
3年以上 前 | 2 件の回答 | 0
2
回答回答済み
Anonymous functions usage when running the following program to apply and then plot a prediction, sensor reading and measurement update Invalid expression.
Thanks, tried but error: "Unrecognized function or variable 'sensorReading'. Error in solution (line 14) applyMeasurement...
Anonymous functions usage when running the following program to apply and then plot a prediction, sensor reading and measurement update Invalid expression.
Thanks, tried but error: "Unrecognized function or variable 'sensorReading'. Error in solution (line 14) applyMeasurement...
3年以上 前 | 0
| 採用済み
質問
Anonymous functions usage when running the following program to apply and then plot a prediction, sensor reading and measurement update Invalid expression.
I get error on the foll. program "Invalid expression. When calling a function or indexing a variable, use parentheses. Other...
3年以上 前 | 2 件の回答 | 0
2
回答質問
How to get a loop to converge
I am trying to get a loop to converge in Inverse Kinematics. I use this line: dq=pinv(J_BF_inB(q*b)); where J_BF_inB is a 3X3 ...
4年弱 前 | 1 件の回答 | 0
1
回答質問
How to access parameters from an anonymous function from another function
I have the anonym function getPLocalTransition. It has x as one of its parameters. I have another function dir; I try to call ...
4年弱 前 | 0 件の回答 | 0
0
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unable to run pinv (Moore Penrose) with accuracy limit
Still not able to get this to converge. Problem is not sure whether to state a tolerance limit i.e. the foot should be in the go...
unable to run pinv (Moore Penrose) with accuracy limit
Still not able to get this to converge. Problem is not sure whether to state a tolerance limit i.e. the foot should be in the go...
4年弱 前 | 0
質問
How to use anonymous functions
I am trying to understand anonymous functions. What exactly does this do: pTransition = [ 0 0 0 0 0 0 .05 ...
4年弱 前 | 1 件の回答 | 0
1
回答回答済み
unable to run pinv (Moore Penrose) with accuracy limit
I think the NRaphson is overkill for this, so will go with your code posted at 5PM yesterday: b = (rGoal-r0 ); tolerance = 1e-...
unable to run pinv (Moore Penrose) with accuracy limit
I think the NRaphson is overkill for this, so will go with your code posted at 5PM yesterday: b = (rGoal-r0 ); tolerance = 1e-...
4年弱 前 | 0
質問
unable to run pinv (Moore Penrose) with accuracy limit
I am trying to use pinv to allow a robot system to converge.I tried but get errors. This is my script stateent : dq=double(pinv...
4年弱 前 | 5 件の回答 | 0
5
回答質問
Unable to run pinv (Moore Penrose) , get errors
Tried the following script: r0=[0,0,0]; dq=double(pinv(J_BF_inB)*(rGoal-r0)); dq=double(subs(dq,[alpha,beta,gamma],[0,0.52,1....
4年弱 前 | 1 件の回答 | 0
1
回答質問
incorrect or unexpected brackets
[newx, newy] = ind2sub([nrow, ncol], candidates(whichleast)); next = [next;(end,:)+{newx, newy}]; get error unexpected b...
9年弱 前 | 2 件の回答 | 0
2
回答質問
umnsin of expressions - x and y are the rows and cols
I am trying to evaluate this, but I want the answer in an expression in x and y since x and y are the rows and cols of a matrix...
9年弱 前 | 0 件の回答 | 0
