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Active since 2012

xy ,slovakia,
Professional Interests: matlab

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Question


std for width of data,is exist function for that?
I wan to make step counter with 'findpeaks' function. Treshold for minimum height above one standard deviation are treated as a...

7 years ago | 0 answers | 0

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answers

Question


How to filter Acceleromter RAW values - pedometer?
Hy,I m using IMU sensor, from that I want to some data analysis make with RAW accelerometer - step counter. I want to use som...

7 years ago | 0 answers | 0

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answers

Question


Webcam Device ID 1 is in use , how to solve it?
Hy , I want to try it this code: <http://www.mathworks.com/matlabcentral/fileexchange/30812-tracking-moving-object?s_tid=srcht...

8 years ago | 2 answers | 1

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answers

Question


I cant find web cam "winvideo" driver for my laptop acer s3 ?
hy i would like to start working with image processing toolbox, but I cant install the winvideo driver for my Acer s3 391 built...

8 years ago | 0 answers | 0

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answers

Question


How to determine array equality ?
hy I want to in main while cycle search for point with random searching 'robot'. If the robot see the point what is not in the ...

8 years ago | 1 answer | 0

1

answer

Question


How should I search and also delete in matrix?
Hy It is existing function for searching in the matrix ...? I have list (numbers) in ([]x3) matrix. The 3rd columns is only...

8 years ago | 1 answer | 0

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answer

Question


how to create vector In for/if cyklus?
Hy , I would like to create maxim vector what is should contain the numbers, when the if is true,then the index of the number i...

8 years ago | 1 answer | 0

1

answer

Question


How to draw tangent line at infleciton point?
Hy I would like to draw line to curve at inflection point... the code what I use to find a the point is: figure(1) l...

8 years ago | 1 answer | 0

1

answer

Question


What is the problem with this schema,get error in simulink?
Hy I wonder what is the problem with this:

8 years ago | 0 answers | 0

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Question


Is it possible with for loop s1,s2,s3 variable looping ?
Hy I wonder it is possible something this (looping with variable name) : s1 = 5; s2 = 6; s3 = 7; for i = 1:3 ...

8 years ago | 1 answer | 0

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answer

Question


Why I get NaN for 24,8 for chi2inv ?
>> c = chi2inv(24,8) c = NaN In the exercise what we did in school,we used the chi2 table for vx = 24 nad vy = 8 ,...

8 years ago | 0 answers | 0

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Question


how to multiply simplest way this two vectors ?
I have to multiply this xi and y this way: xi = [98 99 100 101 102 103]; y = [2 4 6 4 3 1]; x = [ 98*ones(1,2), 99...

9 years ago | 3 answers | 0

3

answers

Question


Function: var,mean,std how to use on the matrix?
Hy , I have question about,when I get data matrix [ 100 x 4 - size ] In the statistics problems I must do for whole matrix ...

9 years ago | 1 answer | 0

1

answer

Answered
Correct histogram - with hist,histc ?
*I found other example,that was:* ht = [170 290 350 410 470 530 710] pt = [ 8 12 11 8 5 6] sirky = ht(2:end) - ht...

9 years ago | 0

Question


Correct histogram - with hist,histc ?
My textbook say,the correct histogram is that when the bars width is same in the histogram graph. And show how to make correc...

9 years ago | 1 answer | 0

1

answer

Question


Which function make vectorization ,(after this function not need dot )?
Hy I wonder what is the name of built-in function...what make for me vectorization in example this function : exp(-x/2).*sin(x...

9 years ago | 1 answer | 0

1

answer

Question


rank(A) is the dim(A) of A matrix in Matlab?
Hy I now studying Linear Algebra in Matlab...and in my book is written: W = p + Z*q where *q* is coeficient [k 1] ( k ...

9 years ago | 0 answers | 0

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answers

Question


Wich is the good soulution My vs. School - curve fitting?
Hy, I wonder wich is the good solution for this problem: Nonlinear least square problem: function: *y = x / (a + b.x)* ...

9 years ago | 1 answer | 0

1

answer

Question


curve fitting tool is from which matlab version existing ?
*curve fitting tool* is from which matlab version existing (built in Matlab) ? /on Windows system/ in older ML version is still...

9 years ago | 2 answers | 0

2

answers

Answered
Local polynomial approximation of functions - Taylor polynomial ?
Now I get same with this: px1 = [4 0]; px2 = [-5 0 4 0]; x = linspace(2,4,201); y = x.^5 - 15*x.^4 + 85*x.^3...

9 years ago | 0

Question


Local polynomial approximation of functions - Taylor polynomial ?
In my book I have example what I didnt know how to solve... Example: Construct the Taylor polynom for the function F (x) = (x...

9 years ago | 1 answer | 0

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answer

Answered
Graphical method of finding roots g(x) = h(x) ?
thank you :)

9 years ago | 0

Question


Graphical method of finding roots g(x) = h(x) ?
Hy, I wonder how to get this plot in Matlab /this is the Graphical method of finding roots in my book for numeric methods, firs...

9 years ago | 2 answers | 0

2

answers

Answered
Existing online course of Matlab?
Thank you :)

9 years ago | 0

Question


Existing online course of Matlab?
hy I wonder ....is existing course like Udacity,Coursera,codecademy etc. something like these of Matlab? /that courses is show...

9 years ago | 2 answers | 0

2

answers

Question


GUI make button to start the function / from existing function/?
Hy I have question..: I have function this: function adjustRobot(hObject,handles,theta1,theta2,theta3) for theta1 =t...

10 years ago | 0 answers | 0

0

answers

Question


In Gui how to change vector value?
hy. I would ask help, please problem: I have 2 m file. The function in the secondary m file (for example: function theta(al...

10 years ago | 0 answers | 0

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answers

Question


How to edit existing GUI code?
Hy, I would ask, possible to change the existing GUI fig ? I have these files: xy.m xy.fig I want to for example the s...

10 years ago | 1 answer | 1

1

answer

Answered
how to plot it the rrr manipulator links?
the wrong link of the end is this: http://i.imgur.com/NIVzW8b.jpg

10 years ago | 0

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