A résolu


Replace 0 to NaN!
In given matrix A=[1 nan nan; 2 2 nan; nan nan 1]; replace NaN to 0.

presque 10 ans il y a

A résolu


Interpolate data!
There are two data that observed at two different location. x indicate position, d indicate value of data. x=[1 10] d=[2 ...

presque 10 ans il y a

A résolu


Basic commands - What platform are you using?
Please ask matlab waht platform are you using.

presque 10 ans il y a

A résolu


Basic commands - Which licence do you use?
Please ask Matlab which license do you have on computer. Interesting fact: Pay attention what number of license has Cody. ...

presque 10 ans il y a

A résolu


double
Return twice the value of the number

presque 10 ans il y a

A résolu


list folder contents
list the contents of a folder

presque 10 ans il y a

A résolu


Basic commands - Which matlab files are here?
Please make a function which will list all specific for Matlab files in current folder.

presque 10 ans il y a

A résolu


square root
find square root of a number

presque 10 ans il y a

A résolu


Basic commands - Where did I install Matlab?
Please make a function, which returns path to Matlab installation folder

presque 10 ans il y a

A résolu


Basic commands - amount of inputs
Make a function, which will return amount of given inputs Example: amountinput(1,2,4,3,10) -> 5 , because we gave functio...

presque 10 ans il y a

A résolu


Basic commands - rounding
make a function which will round to integer, which is nearer to zero. Example x=[-2.5 2]; y=[-2 2];

presque 10 ans il y a

A résolu


Rotate Matrix Depending on the input
Rotate matrix (CounterClockwise) via 90, 180 or -90 depending on the input Ex. a = [1 2 3; 4 5 6; 7 8 9] b = 90; ...

presque 10 ans il y a

A résolu


Basic commands - search path
Please list all search path from Matlab.

presque 10 ans il y a

A résolu


BASICS - sum part of vector
Please make a function, where as input you get vector "x" and and vector "c", where in "c" vector you get indexes to sum. Examp...

presque 10 ans il y a

A résolu


Find max prime number
Given integer number n. Find the max prime number (mpn) that smaller than or equal to n. Example: n = 10 --> mpn = 7

presque 10 ans il y a

A résolu


Calculate the answer to life the universe and everything
<https://en.wikipedia.org/wiki/42_(number)>

presque 10 ans il y a

A résolu


All odd - all even
All odd numbers in x are added, while all even numers are subtracted from this. example: x = [1 2 3 4 5]; y = +(1+3+5)-...

presque 10 ans il y a

A résolu


Odd times even numbers in a matrix
First count the number of odd numbers in x, then the number of even. Return their product. example: x = [1 2] One odd ...

presque 10 ans il y a

A résolu


Add 2
Add 2 to the input x

presque 10 ans il y a

Réponse apportée
Assigning dynamic variable in wokspace?
Make sure that old_data is defined before using this commend. Also, old should be 1*1 matrix size. Scale. old=1; old_data...

presque 10 ans il y a | 0

A résolu


Calculate polynomial equation
Calculate this equation using given x 1+x+x^2+x^3+....x^99 (hint: use polyval)

presque 10 ans il y a

A résolu


Basic commands - How old is your matlab version?
Please make a function, which gives amount of days since release it's version.

presque 10 ans il y a

A résolu


Change string to number
Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

presque 10 ans il y a

A résolu


Sort matrix a according to ascending order of B!
To be specific, A=[9 3 1 3] B=[1 3 2 4] are provided, ascending sorting of B is [B(1) B(3) B(2) B(4)]. Thus ...

presque 10 ans il y a

A résolu


Extract a part of matrix!
There is matrix A A=[1 2 3; 4 5 6; 7 8 9] Extract a part of matrix A from (2,2) to (3,3). Result should...

presque 10 ans il y a

A résolu


Delete useless part of data
When someone deals with big data. if the person delete useless part, calculation will be more faster than before deleting. De...

presque 10 ans il y a

A résolu


Removing vibration!
There are [y] that vary with [x] but y including small useless vibration. x=1:10 y=[1.71 2.03 3.28 4.05 5.10 6.82 7.69 8.3...

presque 10 ans il y a

A résolu


Make 3d matrix from other matrix
A=[1 1;2 2]; B=[2 2;3 3]; C=[0 0;1 3]; Using given three matrix, make 3 dimensional matrix [D] by stacking.

presque 10 ans il y a

A résolu


Make equation that can express relationship!
Observed data [y] that vary with [x]. Unfortunately, [y] including small amount of errors. x=[1 2 3 4 5 6] y=[2.16 4.97 ...

presque 10 ans il y a

A résolu


How to permute given 3d matrix?
A(:,:,1)=[1 3] A(:,:,2)=[2 2] A(:,:,3)=[4 3] Change rows to columns and columns to rows, similar to transpose. Resul...

presque 10 ans il y a

Charger plus