Saeid

Last seen: 8 dagen ago | 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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Identifying numbers within a long string containing multiple occurrences of text and numbers in one row
Thank you both!

8 dagen ago | 0

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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...

9 dagen ago | 2 answers | 0

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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...

25 dagen ago | 1 answer | 0

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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...

ongeveer een maand ago | 0 answers | 0

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Answered
Shifting one curve to a reference curve using error minimization (fmincon from the Minimization Toolbox)
Sure. I just did!

ongeveer 2 maanden ago | 0

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

ongeveer 2 maanden ago | 0

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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 ...

3 maanden ago | 3 answers | 0

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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...

4 maanden ago | 1 answer | 0

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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 ...

4 maanden ago | 1 answer | 0

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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"...

4 maanden ago | 0 answers | 0

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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?

6 maanden ago | 2 answers | 0

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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...

6 maanden ago | 2 answers | 0

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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...

10 maanden ago | 1 answer | 0

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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...

10 maanden ago | 1 answer | 0

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10 maanden ago | 1 answer | 0

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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. ...

10 maanden ago | 1 answer | 0

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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...

12 maanden ago | 1 answer | 0

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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...

ongeveer een jaar ago | 0 answers | 0

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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...

ongeveer een jaar ago | 1 answer | 0

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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...

meer dan een jaar ago | 1 answer | 0

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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...

meer dan een jaar ago | 0 answers | 0

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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...

meer dan een jaar ago | 2 answers | 0

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Outer Bounds of a Dataset
I have a set of xy data and I want to find the outer bounds of this set so that when I plot the data and connect these outer bou...

meer dan een jaar ago | 1 answer | 0

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Third Order Boundary Value Problem (BVP) with Boundary Coditions only in Terms of Derivatives
I need to solve the boundary value problem (related to flow of fluids in conical ducts): Y''' + 1 - Y'^2 = 0 with all the thre...

meer dan een jaar ago | 0 answers | 0

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Solving nonlinear implicit differential equation of the form F(t,y(t),y'(t),y''(t), y'''(t), ...)=0 in MATLAB using ode15i
Is it possible to solve implicit differential equations of the form F(t,y(t),y'(t),y''(t), ..., y(n))=0 in Matlab? The specific ...

meer dan een jaar ago | 1 answer | 0

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Change Edit Filed text from external function
I am trying to design a GUI console, named e.g. MainConsole where input values are entered and then sent to an external function...

meer dan een jaar ago | 1 answer | 0

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Call to function with multiple outputs
Considering the function with multiple outputs of different array sizes [y1 y2 y3 y4]=f(x) sometimes inside a program I just n...

meer dan een jaar ago | 1 answer | 0

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Stepsize in integral2 or quad2d
I would like to solve the double integral: for i=1:length(z) fz= @(P,Q) sin(P).*(sqrt(1+z(i).*cos(Q).*(sin(2*P)+z(i).*cos(...

meer dan een jaar ago | 1 answer | 0

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Compare positions of strings in two cell arrays having the same string elements
I have two cell arrays F1 & F2 having the same elements, but the positions of elements in F2 have been shuffled: F1 = {'ET...

meer dan een jaar ago | 1 answer | 0

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Cover shapes in background with filled shapes in foreground
I would like to draw shapes using the polyshape function, e.g. by writing: x0=[0 0 200 200]; y0=[10 0 0 10] SquareSh...

bijna 2 jaar ago | 0 answers | 0

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Saeid

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