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How to automatically find the function that linearizes another function.
If, given the function f(x), your problem is simply to find a new function g(x), such that f(x)*g(x) is linear, then it is absol...

fast 3 Jahre vor | 0

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Attempt to execute SCRIPT interp2 as a function:
Did you mistakenly edit interp2, and then save it, after deleting the function header? Are you POSITIVE there is no script by ...

fast 3 Jahre vor | 0

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Replacing segmented equations within equation with variables
Literally trivial. For example... syms x y z EQ = y/x + sin(x^2/y^2) simplify(subs(EQ,x,y*z))

fast 3 Jahre vor | 0

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fit accuracy using custom equation
First, the model you show is not even a valid expression. The parens don't match up. y=a*log(1+exp(x/b))-c) 2 left parens,...

fast 3 Jahre vor | 0

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I do not understand exit message given by lsqnonlin,
Note that when you have problems that are more than just bounded variables, so any other set of constraints, then it appears lsq...

fast 3 Jahre vor | 0

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Getting imaginary values as solutions to equations using solve function
P_l=50; v=0.1; k=15; Tm=1375; T0=300; alpha=3.75*10^(-6); E= 190*10^9; h= 100*10^9; G= 150*10^9; nu=0.3; psi= 1- exp(-...

fast 3 Jahre vor | 0

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I am struggling with integrating a function.
Don't use inline functions. They are slow, inefficient things, introduced long ago, in a galaxy far, far away. Instead use funct...

fast 3 Jahre vor | 0

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Finding the first 1 in a binary set using optimization
If V is given, then find(V,1) is perfect, and it will not be improved upon. And you say that V is given! So what is your questio...

fast 3 Jahre vor | 0

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computational complexity of svds
Sorry, but no, we can't tell you why a choice was made. MathWorks does not give out that information. You MIGHT be able to lear...

fast 3 Jahre vor | 0

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Numbers prediction using advanced matlab code
A neural net will use a random start point in the training. Start from a different set of parameters for the net, and you will g...

fast 3 Jahre vor | 0

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Kindly help me understand this code, it is a user defined function for multiplying two polynomials
I'm sorry, but that code is complete crapola. Better code might look something like that below. Test it out. p1 = [2 5 3]; p2...

fast 3 Jahre vor | 0

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Interpolation between 3D data sets. Neural Networks or Other Methods?
What is the "best" method? Impossible to say. To know what defines best, we would need to know EXACTLY what your requirements a...

fast 3 Jahre vor | 0

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elements >0 are present in matrix only once
Count the number of non-zero unique elements. Count the number of non-zero elements. Are those two numbers the same? In either...

fast 3 Jahre vor | 0

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How to make contour smooth
As others have pointed out, you don't want to try to make the contours smooth AFTER the fact. Instead you want to smooth the sur...

fast 3 Jahre vor | 0

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Creating AlphaShape from triangulation dataset
Is there any way? Trivially, yes. Ok, maybe trivial is in the eyes of the writer. I can say this because I have written both 2d ...

fast 3 Jahre vor | 0

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Is it possible to constrain a polynomial fit in MATLAB so that the resulting fit is rotationally symmetric?
No. It is not directly possible to do so, that is, to force the fit to be rotationally symmetric for a general polynomial. Howev...

fast 3 Jahre vor | 2

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How to split a irregular polgon into different parts having specific area for each part?
There is no magical, trivial solution, based on a single call to any function. Why would someone write that anyway? But it woul...

fast 3 Jahre vor | 0

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Solving a system of equations using Symbolic Matlab
You CANNOT use fsolve, though you said you tried it. This is not a numerical problem, but a symbolic one. t is an unknown there....

fast 3 Jahre vor | 1

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very similar dataset and yet 'TRAPZ' function gives very different answers
"Very" different? "VERY"? Lets be serious. xy1 = [1.43155281315397 0.00255865851191916 1.35675838019809 0.0145131910703132 1....

fast 3 Jahre vor | 1

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How would I perform a weighted least-squares regression analysis with x and y error?
Let me see what I can explain. (I think some have missed the point of your question.) These problems are always simpler than yo...

fast 3 Jahre vor | 1

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why does conv2 increase z height?
Easier to just see what is happening with a 1-d problem. First, some data. t = linspace(0,10,200); y0 = sin(t); % about as sim...

fast 3 Jahre vor | 0

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please complete the time series code
It looks complete to me. What do we see? We see uncommented, virtually undocumented code, that does something we are not told ab...

fast 3 Jahre vor | 0

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Plotting variables from an implicit function
fimplicit plots the lines where your function is ZERO in that region. Is it ever zero? Probably not. dmin=0.2; fs=250e3; Vo=40;...

fast 3 Jahre vor | 0

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Apparent distance conservation in Matlab plot window while rotating 3D objects
I'm confused. If you plot two things in 3-d, you change the view using the function view. But OF COURSE things change when you ...

fast 3 Jahre vor | 0

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Generate random integers that sums to a specific number within a specific range
I had to put in my 2 cents here. I saw @Matt J and @Bruno Luong both claim uniformity, or at least close to approximate uniformi...

fast 3 Jahre vor | 1

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Is it possible to restore all the variables from the previous session?
Sure. Just don't exit MATLAB. Or, save your results periodically. Why would you not do that on a long run that takes a week of r...

fast 3 Jahre vor | 0

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find the position of a value in a "Double-precision array"
-10.1333 the EXACT VALUE? NO. All you see is that number written with 4 digits after the decimal point. You need to learn to use...

fast 3 Jahre vor | 0

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Caluclating an integral over a rectangle, with a singularity point.
As is often the case, this is FAR simpler than you think. And, yeah, sometimes things are far more difficult. They never seem to...

fast 3 Jahre vor | 0

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Fill the big gaps in data series
The big probem is, your series has little information content in it. :( And of course, you don't give us any data. So I'll make ...

fast 3 Jahre vor | 4

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1*1835008=1*786432(1024*256*2(1:1024,:,1:2)),[1:256,1*262144)] is run in Matlab or not if not then tell me reason ?
The reason is simple. The = operator is an assignment operator. It assigns whatever is on the right side to the variable on the ...

fast 3 Jahre vor | 0