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# Artyom

### BSEU

Aktiv seit 2012

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Frage

Face recognition and image normalization
How can I normalize image to align the eyes with a horizontal line. EyeDetect = vision.CascadeObjectDetector('EyePairBig');...

mehr als 8 Jahre vor | 2 Antworten | 0

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Convert string to cell array
How to convert string a b 3 into cell array {'a' 'b' 3}

fast 9 Jahre vor | 4 Antworten | 2

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Concatenate cell array into one string
Hi. I want to concatenate a cell array {'a', 'b', 5, []} in a string 'a b 5'. How can I do this?

fast 9 Jahre vor | 1 Antwort | 0

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Find row with NaN in it.
I have variable X. X=[2 4 6; 4 5 NaN 3 NaN NaN 5 8 12 3 8 NaN]; How to find any r...

fast 9 Jahre vor | 4 Antworten | 1

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How to stop ode integration?
I'm trying to solve a differential equations system with ode45 solver. But sometimes integration takes too much time because one...

mehr als 9 Jahre vor | 1 Antwort | 0

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Beantwortet
Stock market price forecasting
Here you are: if C(t+1)-C(t)>0 buy else sell end

mehr als 9 Jahre vor | 2

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Hi. I have a lot of data in .txt files. Now I'm using this code to read and import data to matlab: fid=fopen(Data); Res...

mehr als 9 Jahre vor | 1 Antwort | 0

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Combine two cell arrays
I have two cell arrays: X{1,1}=[18;21;17;20;19]; X{1,2}=cellstr(['m';'f';'m';'m';'f']); How to create new cell array li...

fast 10 Jahre vor | 2 Antworten | 0

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I have string line: x='abc123(xyz456)' How to read information only in brackets, to have result: y='xyz456'.

fast 10 Jahre vor | 3 Antworten | 0

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How to find unique lines in cell arrays
How to find unique lines in the next cell array: 15 'm' 18 'm' 15 'm' So the result will be: 15 'm' 18 'm'

fast 10 Jahre vor | 1 Antwort | 0

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C++ std::vector transferring
How can I send vector<vector<double>> result; matrix to matlab? Should I use memcpy: memcpy((void *)mxGetPr(A), ??? , sizeof...

fast 10 Jahre vor | 0 Antworten | 0

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Calling Matlab from C++
I have some data in 2d std::vector for (int j=0; j<2; j++){ result.push_back(vector<double>()); for (int i=0; i<10; i++)...

fast 10 Jahre vor | 1 Antwort | 1

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Beantwortet
Draw a line between two points
Thank you guys.

fast 10 Jahre vor | 0

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Draw a line between two points
Hi. I have three points [5.2 0 0 0 9.9 0 0 12.1]. How to draw a line through the first two points and find is the third point (1...

fast 10 Jahre vor | 4 Antworten | 0

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Conditional Formatting in Excel 2010
Hi. How to apply conditional formatting in Excel 2010? xlCellValue = 1; Excel.Selection.FormatConditions.Delete; Excel....

etwa 10 Jahre vor | 2 Antworten | 0

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Conditional Formatting in Excel
How to apply conditional formatting in Excel. Here is my code: file='Result.xlsx'; data=rand(5,5); range='B2:E5'; file...

mehr als 10 Jahre vor | 0 Antworten | 0

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Colormap for area graphic
Hi everyone. I have area and line graphics in one window [ax,h1,h2] = plotyy(x, y1, x, y2, @area, @line); How to set colo...

mehr als 10 Jahre vor | 0 Antworten | 0

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All possible combinations of 2 vectors.
Hi everyone. I have one vector and one number. For example [1 3 5] and 0. How do I generate all possible combinations? Lik...

mehr als 10 Jahre vor | 4 Antworten | 1

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Walsh piecewise approximation function
Hi everyone. Is there any function or .m file to compute Walsh piecewise continuous approximation function?

fast 11 Jahre vor | 0 Antworten | 0

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How to remove text strings from .dat file
Hi everyone. There is a .dat file, where the first raw of it: #component = 1 embedding = 1 Then 20x3 matrix of numbe...

fast 11 Jahre vor | 1 Antwort | 0

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Autoregressive model using Yule-Walker method
Hi everyone. I'm trying to find autoregressive coefficients for the signal using Yule-Walker method and Levinson-Durbin recur...

fast 11 Jahre vor | 1 Antwort | 0

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Pointer on the graph.
Hi everyone. There is 1x100 array. Is there any function that can show me (for example with pointer or another color) on the gr...

fast 11 Jahre vor | 1 Antwort | 0

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One formula in Matlab.
Hi everyone. Is there any function in Matlab that can easily calculate such kind of formula (Y[i]-Y[i-1])/Y[i-1] ?

fast 11 Jahre vor | 1 Antwort | 0

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Beantwortet
Find row in matrix.
Ok, and if we have: A=[3 3 2011 3 6; 22 3 2011 7 3; 23 3 2011 6 4; 24 3 2011 1 3; 25 3 2011 5 4; 26 3 20...

fast 11 Jahre vor | 0

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Find row in matrix.
Hi, everyone. There are some data in array: A=[3 3 2011;22 3 2011;23 3 2011;24 3 2011;25 3 2011;26 3 2011;27 3 2011]; ...

fast 11 Jahre vor | 3 Antworten | 2

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Beantwortet
Thanks. Maybe you know how to do the reverse process - from [5] [5] to [55]?

fast 11 Jahre vor | 0

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Hi everyone. Is there any function that converts "complex" number for example [123] to constituent elements [1 2 3] ?

fast 11 Jahre vor | 2 Antworten | 0

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Hi everyone. I have some vector for example x=[0;0;2;2;1;0;0;2;0]. How can I add a new vector (for example y=[43;43;34;34;34]) ...

fast 11 Jahre vor | 3 Antworten | 0

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Hi, everyone. I have .txt data file. Each new line begins with date in format mm/dd/yyyy, for example 06/25/2012. Part of the c...

fast 11 Jahre vor | 1 Antwort | 0

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Genetic algorithm and system of nonlinear ODE
Hi everyone. Here is the question. Can I using genetic algorithm from Global Optimization Toolbox optimize next problem: There...

fast 11 Jahre vor | 1 Antwort | 0

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