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Abdulaziz Abutunis

M S&T

Last seen: 4 Monate vor Aktiv seit 2015

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Frage

Reading text file with variable name
Dear all I wanted to read a text file with variable names in a loop. file names are 1.txt, 2.txt, 3.txt, and 4.txt. The files w...

9 Monate vor | 1 Antwort | 0

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Frage

Hot to locate indices of 2-D data located out of circle?
Dear All, I have x,y data that are extracted from a triangle solution. I wonder if there is a command (no loop) that will fin...

mehr als 3 Jahre vor | 1 Antwort | 0

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Frage

Legend problem in 2018b version
Hi All: I am defining a cell array of strings that is to be read by the legend command later in a loop. Case_Name={'R1','R2'...

mehr als 3 Jahre vor | 0 Antworten | 0

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what is the best method to fit a curve to strain-stress data?
Dear Matlab experits, Is there any preference towards any method (Matlab function) to fit a curve into strain-stress data? Is p...

mehr als 3 Jahre vor | 1 Antwort | 0

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Beantwortet
How to solve this simple system of 2 equation in MATLAB
Thank you John and all of you who have valuable suggestions. John, that was exactly what I want

fast 5 Jahre vor | 0

Frage

How to solve this simple system of 2 equation in MATLAB
Hi All; I wonder if Matlab can solve this two equations to find the Fx and Fy as a function in the other constants. I know I ...

fast 5 Jahre vor | 3 Antworten | 0

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How to scale rotated matrix in a new coordinate?
Hello All: I have rotated foil data (each point has x,y coordinate) and I want to scale the foil after the rotation. In other w...

mehr als 5 Jahre vor | 1 Antwort | 0

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How to concatenate matrices using for loop?
Dear All: I have a group of matrices of size (100X3). If possible, I want to concatenate them in one larger matrix using a fo...

mehr als 5 Jahre vor | 1 Antwort | 0

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Frage

How to save a matrix output to a text file that located in different folder?
Hello All, I want to save a matrix output (My_matrix ) to a text file (scaled_1.txt) that located in different folder than th...

mehr als 5 Jahre vor | 1 Antwort | 0

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Frage

Is there a way to replace a specific NaN elements by integer where isnan would not work with steps greater than 1?
Hello All, Could you please help with this problem I have this matrix hh=[NaN 1 2 3 4;3 5 66 NaN 6;NaN 3 4 7 NaN; 9 ...

mehr als 5 Jahre vor | 1 Antwort | 0

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Frage

How to include text and variable in excel sheet name when using xlswrite?
Hello, Is it possible to include variable and text in excel sheet name when we writing the result to that excel sheet using xl...

mehr als 5 Jahre vor | 1 Antwort | 0

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Frage

Is there any way to increase the density of curve samples?
Dear fellows, I have a plot of multiple curves and I want, if possible, to increase the density of these curves (increase the...

fast 6 Jahre vor | 1 Antwort | 0

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Frage

How to extract a column from cell arrays matrix?
Dear MATLAB users, I wish I got your help for this problem. I have built a cell arrays as a matrix as follow for k=1:5 ...

fast 6 Jahre vor | 3 Antworten | 0

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how to use anonymous function with equation without retype the all equation?
Dear all, does anyone know how to use the anonymous function with equation that already defined without type it again. For ex...

etwa 6 Jahre vor | 3 Antworten | 0

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Beantwortet
how to feed one string to array on NaN?
Thank you James and Walter. Your both answer are of great help

etwa 6 Jahre vor | 0

Frage

how to feed one string to array on NaN?
Dear MATLABERs :) Is it possible to add a string to an array of NaN The next example does not work N = NaN(10,1); N(5,1)...

etwa 6 Jahre vor | 3 Antworten | 0

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Frage

how to create array as i describe down?
Hello all, Please I need help with creating an array that starts at a point (point is integer and is a result of pre calculat...

mehr als 6 Jahre vor | 1 Antwort | 0

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Frage

problem with surface or mesh plotting of 3D data matrices with different rows length?
Hello everyone, I wrote a code that will separate and arrange 3D data so that each component of x, y and z is a matrix. However...

mehr als 6 Jahre vor | 0 Antworten | 0

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Frage

what is an accurate function for linear regression?
Hi All, can anyone tell me an accurate function for linear regression (fitting a line to data). I am also interested in the s...

mehr als 6 Jahre vor | 1 Antwort | 0

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How to locating the linear segment of a curve data and calculate the slope and interception?
Dear Matlab experts, I have a set of non-linear data that has a linear segment close to the lift end of the curve. I wonder h...

mehr als 6 Jahre vor | 2 Antworten | 0

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Frage

what is the best fitting tool to a data with sharp change in slop?
Hi all, I am attaching plot of plotted data and fitted curve to this data. The figure shows deviation at regions that have su...

etwa 7 Jahre vor | 0 Antworten | 0

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How to solve equation contains sin and cos?
Hello MATLAB experts, I am seeking you assistance in solving an equation that has sin and cos. The equation and the commands ...

etwa 7 Jahre vor | 1 Antwort | 0

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Frage

why ezplot(f,[3000,4000]) would not work
Hi all, I have this next function which is the result of solving for Px in my code f=@(Px) (16*(-(((27*Px)/2 - 65625)*((...

etwa 7 Jahre vor | 1 Antwort | 0

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Frage

How to eliminate or exclude complix numbers from an array solution?
Hello everyone, Is there any way to eliminate the complex numbers (real and imaginary parts) from a array solution. Or can I ...

etwa 7 Jahre vor | 2 Antworten | 1

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How to solve forth order Polynomial (equation) with one independent variable and two constants.
Dear MATLAB experts, I have an forth order polynomial (equation) as follow: (A^2*y^4) + (4*x*A^2*y^3) + ((4*B-4-2*A^2)*y^2...

etwa 7 Jahre vor | 1 Antwort | 0

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Beantwortet
how to change the color of the coordinate in Plotyy?
Thank you Walter and Vidya for your responses. Vidya, I have tried your code snippet and the figure did not show any plotting...

etwa 7 Jahre vor | 0

Frage

how to change the color of the coordinate in Plotyy?
Hi all, Please is there any way to change the color of y coordinate in plotyy. Also can I place the plotyy in for loop. I wan t...

mehr als 7 Jahre vor | 2 Antworten | 0

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how to distinguish two surfaces in 3D surface plotting?
Hello all, Please needs help in plotting two sets of 3D data (data 1 from experiment and data 2 simulation). I am thinking in...

mehr als 7 Jahre vor | 2 Antworten | 0

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Beantwortet
who to sort pairs of arrays in the same order one based on the other?
[firstsordered, firstsortorder] = sort(first_array); sometimes gave a values after sorting i just used the following and it do...

mehr als 7 Jahre vor | 0

Frage

who to sort pairs of arrays in the same order one based on the other?
Hello MATLAB experts, I have asked many questions and I really appreciate your prompt responses. My New question is that, I hav...

mehr als 7 Jahre vor | 2 Antworten | 0

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