Saeid
Professional Interests: Rheology, Polymer Processing, Rubber Mechanics, Polymer Physics, Micromechanics, Finite Difference Method, Finite Element Method, Computational Fluid Dynamics, CFD, Viscoelasticity, Constitutive Modelling, Material Science
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Awarded to Saeid on 01 Dec 2022
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Awarded to Saeid on 28 Feb 2020
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Frage
In an array xy=[x y], reduce array length by assigning average values of y based on a predefined range of x
I have the x values in the range x=[x1 ... xn] and y values related to x through the function f as in y=f(x). Now I want to brea...
16 Tage vor | 1 Antwort | 0
1
AntwortFrage
Saving output values into a and archive .mat file which grows with time
I am currently writing a lab applicaiton that calculates certain values by analyzing IR spectra. I would like to store the numer...
3 Monate vor | 1 Antwort | 0
1
AntwortFrage
Loading data from .mat file and converting them to string array
I need to create a .mat file in which I save a string array using the following two command lines (the original array could be m...
4 Monate vor | 2 Antworten | 0
2
AntwortenFrage
3D color map of F=F(x,y,z) where data is given as a 2D array of the form [x y z F]
The output of a CFD calculation is usually given in the form of a 2D array [x y z F] where F is a function such as pressure or v...
5 Monate vor | 1 Antwort | 0
1
AntwortFrage
Reduce a large XY array to a much smaller xy array where the x data is diluted to a much smaller vector and y values are the mean of the ones inbetween
I need to dilute a very large XY array where e.g. length(X)=10000 and I want to reduce the length of this array to a much smalle...
5 Monate vor | 2 Antworten | 0
2
AntwortenFrage
Why does integration of an exponential function generate noisy results as opposed to its analytical solution?
The above question is of course a bit too general, but basically it would be of great advantage to find a way to ensure that num...
6 Monate vor | 1 Antwort | 0
1
AntwortFrage
Analytical Solution of Double Integral in Symbolic Math
The following integral is known to have an analytical solution int(sin(x)*(a^2*cos(x)^2 + sin(x)^2/a)^(1/2), x) but Symbolic ...
7 Monate vor | 1 Antwort | 0
1
AntwortFrage
Is it possible to decide which line is variable names in readtable?
I want to use readtable to read data from an excel file. As I understand, in readtable, the first line is automatically the vari...
12 Monate vor | 2 Antworten | 0
2
AntwortenFrage
Searching for slightly different versions of one string in another string array
I am looking for slightly diffeerent versions of a string S in the array A. For example, the string S that I am searching for ma...
etwa ein Jahr vor | 1 Antwort | 0
1
AntwortFrage
Finding elements in string or cell array with common strings
Consider two arrays A & B: A={'blah_12_blah' 'blah_456_blah' 'blah_789_blah' 'blah_NPQZ_blah'} B={'blah_NPQZ_blah' 'blah_135_b...
etwa ein Jahr vor | 1 Antwort | 0
1
AntwortFrage
Is it possible to save 2D or 3D graphics in a common CAD format (STEP File or .dwg file)?
Is it possible to create a 2D or 3D graphic shape in MATLAB and then convert it into a common CAD file?
mehr als ein Jahr vor | 0 Antworten | 0
0
AntwortenFrage
Repeating the rows of an array by a number given by another array
Consider the array: x=[linspace(1,4,4)' linspace(5,20,4)'] I would like to repeat each row by a number given by another array...
mehr als ein Jahr vor | 2 Antworten | 0
2
AntwortenFrage
Combining a number and a string array (both columns) into a single column string array.
How can the number array: NUMM=linspace(1,10,10)' and the string array: STRR=repmat('X='10,1) be combined to give a string a...
mehr als ein Jahr vor | 2 Antworten | 0
2
Antwortenfsolve yields initial guess as solution to non-linear equation
Thank you Davide! This really works, although it is not completely indpendent from the initial guess. Of course I know that an i...
mehr als ein Jahr vor | 0
Frage
fsolve yields initial guess as solution to non-linear equation
I am currently trying to solve a non-linear equation using the following program: clc; format long g; a=0.5; Eta0=100; t12=1e...
mehr als ein Jahr vor | 2 Antworten | 0
2
AntwortenFrage
Average number of y for y=f(x) where there are several y values for the same x
I have an array y where y is a function of x but for every x there are multiple values of y. x=[x1 x1 x1 x1 x1 x2 x2 x2 x2 x3 x...
mehr als ein Jahr vor | 1 Antwort | 0
1
AntwortIdentifying numbers within a long string containing multiple occurrences of text and numbers in one row
Thank you both!
mehr als ein Jahr vor | 1
Frage
Identifying numbers within a long string containing multiple occurrences of text and numbers in one row
Read from a text file, my input array contains one row that looks like this: x y z...
mehr als ein Jahr vor | 2 Antworten | 0
2
AntwortenFrage
Assigning array-type names to elements of a GUI or App
How can I assign names coming from a string array to the elements of an App? Example: I have the following string array CBNam...
mehr als ein Jahr vor | 1 Antwort | 0
1
AntwortFrage
Finding local minima and maxima of DSC curves using islocalmin and islocalmax
DSC (Differential Scanning Calorimetry) is a thermal analysis method used in material science and chemistry to understand the th...
mehr als ein Jahr vor | 0 Antworten | 0
0
AntwortenShifting one curve to a reference curve using error minimization (fmincon from the Minimization Toolbox)
Sure. I just did!
mehr als ein Jahr vor | 0
Shifting one curve to a reference curve using error minimization (fmincon from the Minimization Toolbox)
Hi Mathieu, thanks for the elaborate response and sorry for my late reply. Yes, it worked pretty well! Saeid
mehr als ein Jahr vor | 0
Frage
Shifting one curve to a reference curve using error minimization (fmincon from the Minimization Toolbox)
I need to shift the red curve ONLY horizontally to overlap with the black one. This should be possible using error minimization ...
mehr als ein Jahr vor | 3 Antworten | 0
3
AntwortenFrage
Curve Fitting Using External Function
Using the Curve Fitting Toolbox, is it possible to put the fitting function outside of the fittype? A general example of the way...
mehr als ein Jahr vor | 1 Antwort | 0
1
AntwortFrage
How to recognize discontinuity of slope in numerical data
I am dealing with a set of data that, when plotted, shows a breaking point as shown in circles. How can I identify these points ...
mehr als ein Jahr vor | 1 Antwort | 0
1
AntwortFrage
Solving set of nonlinear equations with multiple roots
I would like to solve the set of nonlinear equations for x & y, where the set of equations if defined in the function "Uniaxial"...
mehr als ein Jahr vor | 0 Antworten | 0
0
AntwortenFrage
Complex roots of sin(2*x)-2*x=0
How can i use fsolve to obtain the complex roots of the equation: sin(2*x)-2*x=0?
fast 2 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Delete/remove entire rows and columns containing an element that satisfies a condition (e.g. when the element is an imaginary number)
In an array containing elements that are imaginary numbers, how can I remove the entire row(s) and column(s) containing any of t...
fast 2 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Combining two character arrays so that the elements of one of them is added in between the elements of the other one
I want to combine two character arrays x='ABCDEFGHIJKLMNOPQRSTUVWXYZ' and a='AAAAAAAAAAAAAAAAAAAAAAAAAA' so that A is alte...
etwa 2 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Finding the elements within a certain range [XMin, XMax] in every column of an array, then converting all the elements of each column within that range to the minimum of that range
I want to find all the elements within a certain range in every column of an array. For example, I want to find all the elements...
etwa 2 Jahre vor | 1 Antwort | 0
1
Antwort
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