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Jie


KU Leuven

Active since 2013

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Answered
Plotting several values returned by a function.
You could have plotted the result in a loop (if you have used the function file correctly). But I suggest u not do this. In o...

11 years ago | 0

Answered
In the first part of the code, plot the approximation of π as a function of N, the number of terms in the series, for N between 1 and 15. The function to be used is (pi^2-8)/16=Summation(n=1:N)(1/((2n-1)^2*(2n+1)^2))
wish this could help. % the formula could be rewrote as pi=sqrt(sum(16/((2*n-1)^2*(2*n+1)^2)+8) N=[1:15, 20, 30]; ...

11 years ago | 0

Answered
Importing arbitrary assymetric matrix
try textscan() or strread() but as Walter posted, "The more the lengths are fixed and the formats are fixed, the ea...

11 years ago | 0

Answered
Suppose I have a matrix A(590x133). How should I find slope of each row of the matrix A
You could use that function (or many other funs) to get your slope,but u probably could not get all the slopes at one instance. ...

11 years ago | 0

Answered
Matrix creation with specific logic
If i did not take the def wrong, I'm afraid ur definition just gives (at most) the value of 90 different position in a matrix(fo...

11 years ago | 0

Answered
cross validation in neural network
try to 'global' targated variables

11 years ago | 0

Answered
How can I solve simultaneous PDEs using pdepe?
I'm afraid matlab may not be able to solve coupled(interlinked) PDEs with its own pdepe function. I used that one before. Howev...

11 years ago | 0

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Answered
How can I make a function plot based on the values listed below?
just plot(X,Y) if ur workspace already have these 2 variables.

11 years ago | 0

Answered
how to make zero padding?
function out_put =adpadding(in_put) % just wish you matrix size is not too large [n m]=size(in_put); A=['a' 'b' '...

11 years ago | 0

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

11 years ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

11 years ago

Solved


Returning a "greater than" vector
Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

11 years ago