Miroslav Balda

Last seen: 5 maanden ago | Active since 2005

Followers: 3 Following: 0

Message

Statistics

All

View badges

Feeds

Submitted

SINIDE - Parameter identification of a sine-wave from a measured signal
Frequency, amplitude, phase shift and mean value of the best sinus fit to a sampled signal.

meer dan 9 jaar ago | 2 downloads |

Answered
Importing data from text file
You have preprocessed the problem rather far. Store 'the_file' in the text file, say 'data.txt' and then use the function txt2ma...

bijna 10 jaar ago | 0

Question

RecursionLimit reached without applying recursion calls.
I have got the message that the recurence limit is reached, when I wanted to run big program I am just debugging. There was also...

bijna 10 jaar ago | 1 answer | 0

1

answer

Answered
To fit power law
If you plot the given vectors by the statement semilogy(A(:,1),A(:,2),':o'),you observe that the pure power function does not f...

meer dan 10 jaar ago | 0

Answered
Importing file with text and numbers
The prwvious answer gives a possible solution, however the function fgetl is rather slow. Maybe, the alternative way is in appli...

meer dan 11 jaar ago | 0

Answered
Linear regression on a semi-log scale
The following code solves your problem: % James.m % JAMES Linear regression on a semilog scale %%%%%%%%%%%%%%%%%%%%%...

meer dan 11 jaar ago | 0

| accepted

Submitted

LMFnlsq2
Solution of one or more nonlinear equations in the least squares sense.

meer dan 11 jaar ago | 2 downloads |

Answered
imaginary value from solution nonlinier least square
Let us reformulate the problem: data = (q + 1./r).*exp(-r*q).*(0.6/(p(1)*r.^2)), where q = sqrt(p(2)); The prob...

meer dan 11 jaar ago | 0

| accepted

Answered
diagonal matrix with ones
There is even simpler solutionof your problem: Anew = diag(diag(A))\tril(A)

meer dan 11 jaar ago | 0

Answered
conversion of array to vector
The first command is useless. Suppose inpIamage is a matrix, the character of Mean depends of your function mean2. Should functi...

meer dan 11 jaar ago | 0

Answered
diagonal matrix with ones
Your last comment explained how to construct the resulting matrix. You see, how important it is to precisely formulate your ques...

meer dan 11 jaar ago | 0

Answered
how to create start point for multistart
Your question is not very clear, however, the following solution may help you: oristart = [lb1,lb2,lb3,r,s1,b1,s2,b2]; n...

meer dan 11 jaar ago | 0

Answered
fitting function with many parameters (fminsearch)
This may happen, if there are order differences among values of unknown parametres. Let's assume those parameters are gathered i...

meer dan 11 jaar ago | 0

| accepted

Answered
curve fitting with more then two independent variables
If the regression function is in right MATLAB notation f(x) = (a+b*x.*z)./(1+c*x) % see dots between x and z and before...

meer dan 11 jaar ago | 0

Answered
how can I remove similar numbers that FOLLOW ?
This code works: y=x([x(2:end),0]~=x(1:end));

meer dan 11 jaar ago | 0

Answered
sum function and add using loop
Let your data be in vector data(1:31536001). Try this code: k = 0; K = 0; x = zeros(1,8760); while k<8760, k = ...

meer dan 11 jaar ago | 0

Answered
Import text file with header
The simplest way to read such data is in using the function txt2mat fro the File Exchange: www.mathworks.com/matlabc...

meer dan 11 jaar ago | 0

Answered
Simple matlab doubt in a coding
See |http://www.mathworks.com/help/matlab/matlab_prog/anonymous-functions.html|

meer dan 11 jaar ago | 0

| accepted

Answered
saving plots and reopening them
Figures stored in *.ppg files can't be opend in MATLAB. If you plan to reopen figures in MATLAB, Y should save them in *.fig fil...

bijna 12 jaar ago | 0

Answered
How can I solve a system in complex variables ?
The structure of the MATLAB code without an application of the Symbolic Toolbox should be as follows: 1. All constant parame...

bijna 12 jaar ago | 0

| accepted

Answered
How to determine peaks in a large set of data
Try the function extr.m from |www.mathworks.com/matlabcentral/fileexchange/10272| If vector |a| contains all samples of a...

bijna 12 jaar ago | 0

Question

Building legends with extraordinary properties
Legend command denotes all plotted items in a serial order. Questions: *1.* Is there a way how to skip denoting some plotted i...

bijna 12 jaar ago | 1 answer | 0

1

answer

Answered
How can I solve a system in complex variables ?
Maybe that you can get a solution in a simpler way just in MATLAB without using symbolic approach. Your equation is complex depe...

bijna 12 jaar ago | 0

Answered
how to load a txt data
The general program for processing files of presented structure follows: % IONS.m Answers: Mohamad, 3.2.2013, 12:14...

bijna 12 jaar ago | 0

Answered
how to load a txt data
Your code doesn't create or print data in the required format. The following code does it. The input data are in file IONS.txt: ...

bijna 12 jaar ago | 0

Answered
Frequency of combined waveform
It is not clear what you want to find. However, the next code finds all parameters of the combined wave, i.e. amplitudes, freque...

bijna 12 jaar ago | 0

Answered
creating the same format for the dates
The following code fulfils the requirement, should the format of input dates be dd/mm/yyyy or mm/yyyy: dates= { '1...

bijna 12 jaar ago | 0

| accepted

Answered
How can I improve peak detection in fast fourier tranform?
You may find the function sinfapm.m in the File Exchange: www.mathworks.com/matlabcentral/fileexchange/19902

bijna 12 jaar ago | 0

Submitted

GETK
Wait for and identify a pressed key

meer dan 12 jaar ago | 1 download |

Submitted

Soft interrupting of long computer runs
Long run of the program can be interrupted without any loss of data in a workspace.

meer dan 12 jaar ago | 1 download |

Miroslav Balda

Statistics

File Exchange

File Exchange

File Exchange

File Exchange

File Exchange

MATLAB Answers

MATLAB Answers

MATLAB Answers

MATLAB Answers

Feeds

1

1