Solved

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

10 years ago

Solved

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 ...

10 years ago

Solved

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

10 years ago

Solved

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. ...

10 years ago

Solved

double
Return twice the value of the number

10 years ago

Solved

list folder contents
list the contents of a folder

10 years ago

Solved

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

10 years ago

Solved

square root
find square root of a number

10 years ago

Solved

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

10 years ago

Solved

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...

10 years ago

Solved

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

10 years ago

Solved

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; ...

10 years ago

Solved

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

10 years ago

Solved

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...

10 years ago

Solved

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

10 years ago

Solved

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

10 years ago

Solved

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)-...

10 years ago

Solved

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 ...

10 years ago

Solved

Add 2
Add 2 to the input x

10 years ago

Answered
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...

10 years ago | 0

Solved

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

10 years ago

Solved

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

10 years ago

Solved

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

10 years ago

Solved

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 ...

10 years ago

Solved

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...

10 years ago

Solved

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...

10 years ago

Solved

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...

10 years ago

Solved

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.

10 years ago

Solved

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 ...

10 years ago

Solved

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...

10 years ago