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Saeid


Last seen: Today Active since 2016

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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Question


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...

3 Tage ago | 1 answer | 0

1

answer

Question


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...

22 Tage ago | 1 answer | 0

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answer

Question


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?

3 Monate ago | 0 answers | 0

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answers

Question


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...

3 Monate ago | 2 answers | 0

2

answers

Question


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...

3 Monate ago | 2 answers | 0

2

answers

Answered
fsolve 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...

3 Monate ago | 0

Question


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...

3 Monate ago | 2 answers | 0

2

answers

Question


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...

3 Monate ago | 1 answer | 0

1

answer

Question


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...

4 Monate ago | 2 answers | 0

2

answers

Question


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...

5 Monate ago | 1 answer | 0

1

answer

Question


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...

5 Monate ago | 0 answers | 0

0

answers

Answered
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

6 Monate ago | 0

Question


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 ...

6 Monate ago | 3 answers | 0

3

answers

Question


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...

7 Monate ago | 1 answer | 0

1

answer

Question


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 ...

8 Monate ago | 1 answer | 0

1

answer

Question


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"...

8 Monate ago | 0 answers | 0

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answers

Question


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?

9 Monate ago | 2 answers | 0

2

answers

Question


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...

10 Monate ago | 2 answers | 0

2

answers

Question


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 ein Jahr ago | 1 answer | 0

1

answer

Question


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 ein Jahr ago | 1 answer | 0

1

answer

Question


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 ein Jahr ago | 1 answer | 0

1

answer

Question


Find element satisfying condition in 3D array, then apply operation to all elements in the column number
I have two 3D arrays A & B with I x J x K elements. I want to find all the elements that satisfy a certain condition in A (e.g. ...

etwa ein Jahr ago | 1 answer | 0

1

answer

Question


Integral of exp(-x)*P(x)/Q(x) in terms of exponential integral in symbolic tooblox
I am trying to find an analytical soltuion to the integral I= int(exp(-x)*P(x)/Q(x),x,0,inf) where P and Q are both polynnomi...

mehr als ein Jahr ago | 1 answer | 0

1

answer

Question


Shifting datasets using error minimization and optimization
In the field of polymer rheology, it is sometimes necessary to perform tests at different temperatures and then shifting them to...

mehr als ein Jahr ago | 0 answers | 0

0

answers

Question


How to use external function to plot a graph in GUI or app designer
Currently I can only write the plotting command inside the code view of my GUI form. In cases where I need to write multiple com...

mehr als ein Jahr ago | 1 answer | 0

1

answer

Question


Referring to a specific column of a uitable as logical (with checkboxes)
My program needs to read data from a database and then add checkboxes to an extra column on the right hand side of the data. How...

mehr als ein Jahr ago | 1 answer | 0

1

answer

Question


BVP4C is returning x and y output vecotrs that are different in length from the original x vector. Is there a way to fix the length of x ans y?
I would like to solve a set of BVPs with the starting x values (second line of the code below) in a vector of length 50, but whe...

mehr als ein Jahr ago | 0 answers | 0

0

answers

Question


Padé approximant for a numerical data array
I am looking for the Padé approximant of a data array such as y. y cannot be given explicitly and is generated by another routin...

fast 2 Jahre ago | 2 answers | 0

2

answers

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