Les Beckham

Last seen: 2 días hace | Con actividad desde 2013

Followers: 2 Following: 0

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Many years developing flight control algorithms and software

Programming Languages:
C++, C, C#, MATLAB, Assembly

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474 Respuestas

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VOTOS RECIBIDOS
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Respondida
yticks function gives error with subplot function
It sounds like you have defined a variable named yticks at some point in the past and Matlab is trying to index into it with the...

4 días hace | 0

Respondida
How to check if the Figures window is docked and to undock it
The following two commands will undock the Figures window in 2024b and earlier: desktop = com.mathworks.mde.desk.MLDesktop.getI...

11 días hace | 2

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Respondida
how to plot all zeros on xaxis?
This data is not the same as what your plot shows. Looks like maybe you left out some points at the beginning and the end of th...

12 días hace | 0

Respondida
why does this not work?
That doesn't work because your x is one long character vector and datetime tries to match your input format to the entire conten...

17 días hace | 0

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Respondida
can you embed MATLAB figures into webpage?
You can use Matlab Compiler to create Web Apps. Perhaps that would meet your need?

26 días hace | 1

Respondida
How to identify strings that can be converted to float numbers in a cell array?
I would suggest using readtable instead of readcell A = readcell('test6.xlsx') You can define the variable types so Matlab kno...

alrededor de 1 mes hace | 1

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Respondida
How can I change the font size of a non-English text in a Word document?
You were very close. There was at least one typo (paranoid vs. paramod). See below wordapp=actxserver ('word.application'); ...

alrededor de 1 mes hace | 0

Respondida
This erro occurred while cheking the code - "invalid use of operator"
This line is not valid Matlab syntax and was causing your error message mat-file "input_file.m" Maybe this is what you are try...

alrededor de 1 mes hace | 0

Respondida
remove non-unique columns even if the sign has changed
Perhaps this? load newca.mat [~, icol, ~] = unique(abs(newca1).', 'rows', 'stable') mlag = newca1(:,icol)

2 meses hace | 0

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Respondida
Stoping / breaking ginput (or ginput(n)) before entrering any value / clicking any single time
Ctrl-C will abort ginput (though it does throw an error).

2 meses hace | 0

Respondida
Why trapz is giving me negative area?
I get a positive value for the area. load power.mat load frequency.mat plot(freq, power) grid on area = trapz(freq, power) ...

2 meses hace | 0

Respondida
how to have a matlab script give you a choice to automatically open other scripts
That seems like a questionable workflow. Nevertheless, this should get you started. % StartingScript.m response = questdlg('O...

3 meses hace | 0

Respondida
I need to correct the script for coloring map
You need to reexamine the logic you are using to determine the masks. All three masks are all zero, thus no coloring. % clc; ...

3 meses hace | 0

Respondida
2D matrix resize or interpolation
For Q1, I would suggest imresize. Can you clarify what you mean by "offset x,y values" in Q2?

3 meses hace | 0

Respondida
How to rotate rectangular with a an angle?
Perhaps this is what you are trying to do. The hgtransform and makehgtransform functions are designed for transforming graphics...

3 meses hace | 1

Resuelto

Counting the occurrences of a digit in a book
The printer has printed a book with 'p' pages. How many times did they use the character 'd'? In other words, how many times doe...

4 meses hace

Resuelto

An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:* Many important observations in math and science can be described by short, but powerful, equations...

4 meses hace

Resuelto

How long do each of the stages of the rocket take to burn?
A space rocket has 3 stages: - stage 1, s1; - stage 2, s2; - stage 3, s3. If s1 burns 3 x as long as s2 which burns ...

4 meses hace

Resuelto

Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

4 meses hace

Resuelto

Instructions Following
Complete the function follow(s) which, for a given string (containing only the letters 'f', 'b', 'l', 'r'), calculates the final...

4 meses hace

Respondida
plot the shielding effectiveness
You haven't really asked a question. If you just want a plot of the data pasted into your "question", here you go. data = ... ...

4 meses hace | 0

Respondida
How to force a (small) gap on axis
You can use the axis command to specify some padding around the data plot(-1:0.1:1) grid on plot(-1:0.1:1) axis padded gr...

4 meses hace | 0

Respondida
How to load a function to use in Matlab? In this case the DiskMargin function.
diskmargin is a function in the Robust Control Toolbox. You will need to install that toolbox. Also, that function was added t...

4 meses hace | 0

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Respondida
code to tell mlx or m files
If you want your function to know if it was called from a .m file or a .mlx file you can do that using dbstack. However, I'm no...

4 meses hace | 1

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Respondida
Read and process a Fortran90 binary file
In light of the additional variable size information and sample file provided by the OP, and the information from Walter about F...

5 meses hace | 0

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Respondida
Read and process a Fortran90 binary file
It would help to have a sample file to experiment with. Nevertheless, assuming that the write call that you have shown is the o...

5 meses hace | 0

Respondida
Ramp function with steady-state
Maybe something like this using lsim? t = 0:0.01:30; u = 3*t; u(u > 30) = 30; sys = tf([1 0], [1 1]); % <<< s / (s+1) -- rep...

5 meses hace | 0

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Respondida
How to adjust the decimal place in fprintf statement
Note that the Matlab function for printing to the command window is fprintf, not printf. Note also that it doesn't make sense t...

6 meses hace | 0

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Respondida
Kalman Filter Velocity data looking too similar to position data
It appears that you aren't differentiating the position to get the velocity, you are just multiplying it by dt. Thus the two pl...

6 meses hace | 0

Respondida
anyone know how to open .dmi file
There are two issues. One is that your fread command is converting the int8 data to doubles when reading. The other is that th...

6 meses hace | 0

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