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回答済み
How to plot a string signal/array?
I don't believe there is a built-in function to plot a string vector against a numeric vector in any fashion, much less to produ...
How to plot a string signal/array?
I don't believe there is a built-in function to plot a string vector against a numeric vector in any fashion, much less to produ...
2日 前 | 1
回答済み
readtable does not import headers properly while reading csv file
dbtype data.csv T = readtable('data.csv','LeadingDelimitersRule','keep','ReadVariableNames',true); T(1:5,:)
readtable does not import headers properly while reading csv file
dbtype data.csv T = readtable('data.csv','LeadingDelimitersRule','keep','ReadVariableNames',true); T(1:5,:)
5日 前 | 0
回答済み
no data in the data browser when i use model linearizer in simulink
See this Question and Answer.
no data in the data browser when i use model linearizer in simulink
See this Question and Answer.
6日 前 | 0
回答済み
unable to identify and simulate a function block
Try using a Constant block and set the block parameter "Constant value" to 2*Kr*lfc. Can do the same for the Kr*lfc term as well...
unable to identify and simulate a function block
Try using a Constant block and set the block parameter "Constant value" to 2*Kr*lfc. Can do the same for the Kr*lfc term as well...
6日 前 | 0
| 採用済み
回答済み
How to change the default x-axis unit in a Bode diagram to Hertz?
ctrlpref allows one to change the default units for frequency axis when plotting with bode and bodeplot (among other defaults in...
How to change the default x-axis unit in a Bode diagram to Hertz?
ctrlpref allows one to change the default units for frequency axis when plotting with bode and bodeplot (among other defaults in...
6日 前 | 0
回答済み
Deconvolution of two Bragg Curves
D = dir; D(3).name T1 = readtable(D(3).name); T1.Properties.VariableNames VarName2 = T1.Var2; D(4).name T2 = readtable(D(4...
Deconvolution of two Bragg Curves
D = dir; D(3).name T1 = readtable(D(3).name); T1.Properties.VariableNames VarName2 = T1.Var2; D(4).name T2 = readtable(D(4...
9日 前 | 0
| 採用済み
回答済み
Which exponential option block: fcn vs math function, is more accurate in a Simulink model?
In general u/fc (top path), is not exactly the same as u*(1/fc) (bottom path) in floating point. Example: rng(100) u = rand; ...
Which exponential option block: fcn vs math function, is more accurate in a Simulink model?
In general u/fc (top path), is not exactly the same as u*(1/fc) (bottom path) in floating point. Example: rng(100) u = rand; ...
12日 前 | 0
| 採用済み
回答済み
Why does this special case for associativity of a matrix product with a hadamard product hold true?
Hi Clay, If you're willing to accept (or show, which I think would be straight forward) that, in Matlab, matrix .* row is equal...
Why does this special case for associativity of a matrix product with a hadamard product hold true?
Hi Clay, If you're willing to accept (or show, which I think would be straight forward) that, in Matlab, matrix .* row is equal...
12日 前 | 2
回答済み
Implementing Z-Transform of -a^n*heaviside(-n-1)
syms a n z Assume is an integer for clarity assume(n,'integer'); To get the expected result, we have to ensure the correct va...
Implementing Z-Transform of -a^n*heaviside(-n-1)
syms a n z Assume is an integer for clarity assume(n,'integer'); To get the expected result, we have to ensure the correct va...
12日 前 | 1
回答済み
How to Solve a System of Equations for symfun Objects?
I took a shot. Here's a start, doesn't do any error checking, assumes that there is one valid solution .... syms R(s) e(s) Y(s)...
How to Solve a System of Equations for symfun Objects?
I took a shot. Here's a start, doesn't do any error checking, assumes that there is one valid solution .... syms R(s) e(s) Y(s)...
13日 前 | 0
質問
How to Solve a System of Equations for symfun Objects?
Suppose I have a system of equations: syms R E Y G eq1 = Y == G*E; eq2 = E == R-Y; Solve for Y and E in terms of R sol = so...
15日 前 | 2 件の回答 | 0
2
回答回答済み
question about dely lines
One can attack this symbolically if the parameters in the problems aren't known. If they are, one can proceed numerically using ...
question about dely lines
One can attack this symbolically if the parameters in the problems aren't known. If they are, one can proceed numerically using ...
16日 前 | 0
回答済み
How to use the diagonal symbol matrix？
Need to specify the vars explicitly if defined individually syms a1 a2 a3 A = diag([a1,a2,a3]) M = matlabFunction(2*A,'Vars',...
How to use the diagonal symbol matrix？
Need to specify the vars explicitly if defined individually syms a1 a2 a3 A = diag([a1,a2,a3]) M = matlabFunction(2*A,'Vars',...
16日 前 | 1
| 採用済み
回答済み
how can plot the region of convergence?
Since 2024a, radiusregion looks like a reasonable approach to get started. For example, suppose the region of convergence is 0....
how can plot the region of convergence?
Since 2024a, radiusregion looks like a reasonable approach to get started. For example, suppose the region of convergence is 0....
18日 前 | 0
回答済み
What is default Mu for Vehicle Body 3 DOF block?
As best I can tell, if the [mu_r, mu_f] vector is not specified externally, then the block uses the parameter specified in Nom...
What is default Mu for Vehicle Body 3 DOF block?
As best I can tell, if the [mu_r, mu_f] vector is not specified externally, then the block uses the parameter specified in Nom...
19日 前 | 0
| 採用済み
回答済み
Why the filter has no output?
The function filter is only applicable for a discrete-time filter, not an analog filter. If you want to simulate the output from...
Why the filter has no output?
The function filter is only applicable for a discrete-time filter, not an analog filter. If you want to simulate the output from...
19日 前 | 0
質問
Why Do digitalFilter Object Functions Ignore the Filter's SampleRate Property?
Design a low pass filter lpFilt = designfilt('lowpassiir','FilterOrder',8, ... 'PassbandFrequency',35e3,'PassbandRipp...
20日 前 | 1 件の回答 | 0
1
回答回答済み
Unable to create Bode plot of H(s)=(s+10)/(s(s+5)^2)
As shown after the edit of @Walter Roberson, the code runs fine here. Do you see the same output after executing the following c...
Unable to create Bode plot of H(s)=(s+10)/(s(s+5)^2)
As shown after the edit of @Walter Roberson, the code runs fine here. Do you see the same output after executing the following c...
20日 前 | 0
回答済み
How can I make the following heatmap smoother while preserving the contours outlined by the green line?
If you don't need specific features of heatmap, perhaps a pcolor with shading would be useful load DataMe pcolor(flipud(TPP)),...
How can I make the following heatmap smoother while preserving the contours outlined by the green line?
If you don't need specific features of heatmap, perhaps a pcolor with shading would be useful load DataMe pcolor(flipud(TPP)),...
21日 前 | 0
回答済み
In simulink, how can I make a parameter of a simulink block continuously updated during the simulation time by MATLAB function block?
Hi Yeonghoon, One option to try would be the Parameter Writer. Don't know if the particular block and block parameter in questi...
In simulink, how can I make a parameter of a simulink block continuously updated during the simulation time by MATLAB function block?
Hi Yeonghoon, One option to try would be the Parameter Writer. Don't know if the particular block and block parameter in questi...
22日 前 | 0
| 採用済み
回答済み
Why does this integral of a relatively well behaved function return NaN values?
Hi Ryan, I think that individual terms in the integrand blow up to inf when evaluating in double precision. u = 10^6; % unit c...
Why does this integral of a relatively well behaved function return NaN values?
Hi Ryan, I think that individual terms in the integrand blow up to inf when evaluating in double precision. u = 10^6; % unit c...
23日 前 | 1
| 採用済み
回答済み
ECEF 6DOF block - integrator initial conditions
Hi Thomas, Are you referring to 6DOF ECEF (Quaternion)? What exactly do you mean by the "body rate integrator"? Are you loggin...
ECEF 6DOF block - integrator initial conditions
Hi Thomas, Are you referring to 6DOF ECEF (Quaternion)? What exactly do you mean by the "body rate integrator"? Are you loggin...
25日 前 | 0
回答済み
Filter Z Transform Manipulation
Define a filiter in Signal Processing Toolbox (SPT) and plot the frequency response fc = 300; fs = 1000; [b,a] = butter(6,fc/...
Filter Z Transform Manipulation
Define a filiter in Signal Processing Toolbox (SPT) and plot the frequency response fc = 300; fs = 1000; [b,a] = butter(6,fc/...
26日 前 | 0
回答済み
discontinuous differential equations using inverse z transform?
It appears the goal is to derive a difference equation from the corresponding, discrete-time, transfer function. Define the tra...
discontinuous differential equations using inverse z transform?
It appears the goal is to derive a difference equation from the corresponding, discrete-time, transfer function. Define the tra...
26日 前 | 0
回答済み
Problem using variable='z^-1' in Z transform with Z^-1 format
When specifying a tf in with Variable='z', the num and den are interpreted as being coefficients of descending powers of z num=...
Problem using variable='z^-1' in Z transform with Z^-1 format
When specifying a tf in with Variable='z', the num and den are interpreted as being coefficients of descending powers of z num=...
26日 前 | 0
回答済み
How do you get a symbolic answer for this z transform in MATLAB
With the default symbolic preferences sympref('default'); We have heaviside(0),disp(char(ans)) So the discrete-time unit ste...
How do you get a symbolic answer for this z transform in MATLAB
With the default symbolic preferences sympref('default'); We have heaviside(0),disp(char(ans)) So the discrete-time unit ste...
27日 前 | 0
回答済み
How to convert state space to transfer function.
See this answer for how to represent the state space model in the Control Systems Toolbox.
How to convert state space to transfer function.
See this answer for how to represent the state space model in the Control Systems Toolbox.
27日 前 | 0
| 採用済み
回答済み
How can I plot a correct fft of cosine wave?
The problem statement is to plot the Fourier Transform of a cosine (cos(2*pi*t)), but sampled with sample frequency of fs=12Hz. ...
How can I plot a correct fft of cosine wave?
The problem statement is to plot the Fourier Transform of a cosine (cos(2*pi*t)), but sampled with sample frequency of fs=12Hz. ...
27日 前 | 0
回答済み
Adding 0 value place holders to string array
s= [ "0, 74, 46, 94" "7, 64, 8" "8, 50, 32, 70" "6, 43" "3, 55, 47"] c = count(s,",") s = arrayfun(@(s,c) join([s,repmat...
Adding 0 value place holders to string array
s= [ "0, 74, 46, 94" "7, 64, 8" "8, 50, 32, 70" "6, 43" "3, 55, 47"] c = count(s,",") s = arrayfun(@(s,c) join([s,repmat...
29日 前 | 0
| 採用済み
回答済み
Problem with ctrbf() and its answer
Check the doc page ctrbf to see how A_bar etc. are arranged in terms of the uncontrollable and controllable portions.
Problem with ctrbf() and its answer
Check the doc page ctrbf to see how A_bar etc. are arranged in terms of the uncontrollable and controllable portions.
約1ヶ月 前 | 0
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