Answered

I need help with using a while loop

Looks like you are trying to solve a difference equation. Take a look at what is happening: c1 = 0.1; v1 = 0.1; v2 = 1; p = ...

I need help with using a while loop

Looks like you are trying to solve a difference equation. Take a look at what is happening: c1 = 0.1; v1 = 0.1; v2 = 1; p = ...

meer dan een jaar ago | 1

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Answered

Keep a temporary variable after parfor

>> Parfor loop works when i comment out the plotting parts of the code. I tried what you said and only experienced what you wro...

Keep a temporary variable after parfor

>> Parfor loop works when i comment out the plotting parts of the code. I tried what you said and only experienced what you wro...

meer dan een jaar ago | 0

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Answered

how to fix Warning: Imaginary parts of complex X and/or Y arguments ignored

If you have a negative number raised to a non-integer power, you can sometimes get a complex number. Take a look at: https://ww...

how to fix Warning: Imaginary parts of complex X and/or Y arguments ignored

If you have a negative number raised to a non-integer power, you can sometimes get a complex number. Take a look at: https://ww...

meer dan een jaar ago | 0

Answered

Solving a simple equation

Sorry, no idea if this is right. clc, clearvars %Angle = B %Thickness = u %Inner Radius = p %Developed length = L %L = L1+...

Solving a simple equation

Sorry, no idea if this is right. clc, clearvars %Angle = B %Thickness = u %Inner Radius = p %Developed length = L %L = L1+...

meer dan een jaar ago | 0

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Question

Convert near zero complex parts to 0

In R2020a, I took a complex vector and converted near zero parts to zero. It took two long lines to do it. Can it be done in one...

meer dan een jaar ago | 1 answer | 0

Answered

What am I doing wrong here? I am trying to recreate following highlighted equations in the table.

clc; clear; clf ep = linspace(0,1); m1 = 1.5; m2 = 3.8; ep0= 1; alpha = 0.785; epp = 0.11; qep = (2.76*ep.*cosh((3*ep)-1.92)...

What am I doing wrong here? I am trying to recreate following highlighted equations in the table.

clc; clear; clf ep = linspace(0,1); m1 = 1.5; m2 = 3.8; ep0= 1; alpha = 0.785; epp = 0.11; qep = (2.76*ep.*cosh((3*ep)-1.92)...

meer dan een jaar ago | 0

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Answered

Script not found in the Command Windows

I am expecting that you will get the following: >> which essai 'essai' not found. Write down the folder where your essai.m fi...

Script not found in the Command Windows

I am expecting that you will get the following: >> which essai 'essai' not found. Write down the folder where your essai.m fi...

meer dan een jaar ago | 0

Answered

Obtaining the envelope of AM signal using hilbert transform

In general, if you increase the carrier frequency, you will get a better envelope. Specific to your figure, to remove the rippl...

Obtaining the envelope of AM signal using hilbert transform

In general, if you increase the carrier frequency, you will get a better envelope. Specific to your figure, to remove the rippl...

meer dan een jaar ago | 0

Answered

computing vectors with string and numbers (easy question)

Here is code that keeps the indexing scheme based upon the order in which the names occur in your vector of strings. >> S = ["H...

computing vectors with string and numbers (easy question)

Here is code that keeps the indexing scheme based upon the order in which the names occur in your vector of strings. >> S = ["H...

meer dan een jaar ago | 1

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Answered

computing vectors with string and numbers (easy question)

>> S = ["joe" "april" "andrea" "joe" "andrea"] S = 1×5 string array "joe" "april" "andrea" "joe" "andrea" ...

computing vectors with string and numbers (easy question)

>> S = ["joe" "april" "andrea" "joe" "andrea"] S = 1×5 string array "joe" "april" "andrea" "joe" "andrea" ...

meer dan een jaar ago | 0

Answered

Simulating a drone and bird as radar targets

Sounds like a good project. Personally, I would take a movie of a bird and a drone, and then try to reconstruct a 3D polygon of ...

Simulating a drone and bird as radar targets

Sounds like a good project. Personally, I would take a movie of a bird and a drone, and then try to reconstruct a 3D polygon of ...

meer dan een jaar ago | 0

Answered

How to generate a list of random ID which can later be used instead of participant name?

Due to the cyclist remark about homework, I am just starting the script. It leaves out certain patterns like 'a9a9' since it is ...

How to generate a list of random ID which can later be used instead of participant name?

Due to the cyclist remark about homework, I am just starting the script. It leaves out certain patterns like 'a9a9' since it is ...

meer dan een jaar ago | 0

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Answered

Syntax Question, Why does this equal zero?

Good question. :) >> 1 - 7*( sym(8/7) - 1 ) ans = 0 % you are right; the answer is 0 For double numbers, look at the format...

Syntax Question, Why does this equal zero?

Good question. :) >> 1 - 7*( sym(8/7) - 1 ) ans = 0 % you are right; the answer is 0 For double numbers, look at the format...

bijna 2 jaar ago | 1

Answered

Forcing Page Breaks in MATLAB

The official 2016 answer is here, and no discernible updates since 2016. It would be great if MathWorks would add that to Live E...

Forcing Page Breaks in MATLAB

The official 2016 answer is here, and no discernible updates since 2016. It would be great if MathWorks would add that to Live E...

bijna 2 jaar ago | 0

Answered

how to get the mean for specific rows number of one columns

M = [ ... 1 5 2 7 3 9 1 9 2 7 3 9 ]; T = array2table( M, ... 'VariableNames',{'Month','...

how to get the mean for specific rows number of one columns

M = [ ... 1 5 2 7 3 9 1 9 2 7 3 9 ]; T = array2table( M, ... 'VariableNames',{'Month','...

bijna 2 jaar ago | 0

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Answered

Vector. Change the way my program gives me the answer.

v = [1 2 -3 4]; v( diff( sign( [v(1) v] ) ) ~= 0 ) ans = -3 4

Vector. Change the way my program gives me the answer.

v = [1 2 -3 4]; v( diff( sign( [v(1) v] ) ) ~= 0 ) ans = -3 4

bijna 2 jaar ago | 1

Answered

Vector. Change the way my program gives me the answer.

v = [1 2 -3 4]; n = 1; l = length (v); ii = 1; c = []; while (n < l) a = v(n); b = v(n+1); n = n+1; % if (a <...

Vector. Change the way my program gives me the answer.

v = [1 2 -3 4]; n = 1; l = length (v); ii = 1; c = []; while (n < l) a = v(n); b = v(n+1); n = n+1; % if (a <...

bijna 2 jaar ago | 1

Answered

Group data in bins

Hope this is close to what you are looking for. EDGES' ans = 0 0.5000 1.0000 1.5000 2.0000 ...

Group data in bins

Hope this is close to what you are looking for. EDGES' ans = 0 0.5000 1.0000 1.5000 2.0000 ...

bijna 2 jaar ago | 0

Answered

How to solve matrix function in Matlab?

Define Z = AXB + C - X You have to start off with your initial best guess for X based upon the nature of the model. For lack of...

How to solve matrix function in Matlab?

Define Z = AXB + C - X You have to start off with your initial best guess for X based upon the nature of the model. For lack of...

bijna 2 jaar ago | 1

Answered

Creating blocks of average values from a series but avoiding dynamic variable names

Since you have 5 groups of 100 numbers, I thought you wanted the mean of each group. That gives 5 means. So I did not understand...

Creating blocks of average values from a series but avoiding dynamic variable names

Since you have 5 groups of 100 numbers, I thought you wanted the mean of each group. That gives 5 means. So I did not understand...

bijna 2 jaar ago | 1

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Answered

plot discrete time domain signals

I recommend using following substitutions: plot(t,y) axis( [-1 10 0 1])

plot discrete time domain signals

I recommend using following substitutions: plot(t,y) axis( [-1 10 0 1])

bijna 2 jaar ago | 0

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Solved

Longest run of consecutive numbers

Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

bijna 2 jaar ago

Answered

Imbedded If statement in Function help!

Did you know that >> logical(1) + logical(1) ans = 2 and that (age>50) is a logical?

Imbedded If statement in Function help!

Did you know that >> logical(1) + logical(1) ans = 2 and that (age>50) is a logical?

bijna 2 jaar ago | 1

Answered

In Online Matlab under App menu, Signal Analyzer not working?

The Signal Analyzer app comes with a purchase of the Signal Processing Toolbox. Please review this short video: Signal Analysi...

In Online Matlab under App menu, Signal Analyzer not working?

The Signal Analyzer app comes with a purchase of the Signal Processing Toolbox. Please review this short video: Signal Analysi...

bijna 2 jaar ago | 0

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Answered

Computer to boost MATLAB operation

As @Jan pointed out, it is very important that you run your profiler to find out where your time is being spent and focus on tho...

Computer to boost MATLAB operation

As @Jan pointed out, it is very important that you run your profiler to find out where your time is being spent and focus on tho...

bijna 2 jaar ago | 2

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Answered

Parfor nested loop Table definition

>> can I at least parallelise the writing of the 4 xlsx tables to speed up the code I do not see how to do that easily without ...

Parfor nested loop Table definition

>> can I at least parallelise the writing of the 4 xlsx tables to speed up the code I do not see how to do that easily without ...

bijna 2 jaar ago | 1

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Answered

How to obtain the first and second derivative of the "xt" function

You can use diff function as a crude way to take derivates. But, you should also know that diff introduces noise. Here is an art...

How to obtain the first and second derivative of the "xt" function

You can use diff function as a crude way to take derivates. But, you should also know that diff introduces noise. Here is an art...

bijna 2 jaar ago | 0

| accepted

Answered

Computer to boost MATLAB operation

Where is your time being spent - in the nested loop, or in the last loop that is outside the nested loop? If, by "last loop", y...

Computer to boost MATLAB operation

Where is your time being spent - in the nested loop, or in the last loop that is outside the nested loop? If, by "last loop", y...

bijna 2 jaar ago | 0

Answered

Giving a moving point a chance to change path every step?

You should just run the script directly. You should not try to call selectPath from the command line.

Giving a moving point a chance to change path every step?

You should just run the script directly. You should not try to call selectPath from the command line.

bijna 2 jaar ago | 1

Answered

Giving a moving point a chance to change path every step?

Not sure exactly what you want, but possibly this is getting close. The refactoring should make it easier to modify. % set rand...

Giving a moving point a chance to change path every step?

Not sure exactly what you want, but possibly this is getting close. The refactoring should make it easier to modify. % set rand...

bijna 2 jaar ago | 1

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