Question

How to efficiently integrate big data without using memory / (How to create big data)
* in a study i will produce large arrays. * Each array will have at least 500 MB size. * Each array will have the same number ...

11 years ago | 1 answer | 0

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answer

Solved

replace empty matrices with '[]'
for example a=1;a(:,1)=[]; returns a = Empty matrix: 1-by-0 use this as the input,and the output should be '[]...

11 years ago

Solved

Is it column vector?
Is it column vector? Check vector for column vector without using iscolumn function.

11 years ago

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Find out value of sine given by degree.
Find out value of sine given by degree. If theta=30, it's value must be 0.5.

11 years ago

Solved

Concatenate strings
concatenate a variable number of input strings to produce one outputstring

11 years ago

Problem

combine cells
A cell type variable is created. However it has other cells in itself. we want to integrate them all in a single cell. the conte...

11 years ago | 1 | 30 solvers

Problem

Repeat string n times - 3
function myOutput = rep_str_3(string1, string2, num1, num2, n) function desiredOutput = rep_str_3('string1', 'STRING2', 0...

11 years ago | 1 | 24 solvers

Solved

Give prime Numbers upto n
You are given a input number x; print all the prime numbers less than equal to x.

11 years ago

Problem

Repeat string n times - 2
This is the two variable version of <http://www.mathworks.com/matlabcentral/cody/problems/42482-repeat-string-n-times Repeat str...

11 years ago | 1 | 33 solvers

Problem

Repeat string n times
* You will be provided a string (s = 'string1_') * a starting point (num1 = 6) (always bigger than or equal to zero) * and n (...

11 years ago | 1 | 46 solvers

Problem

Go back n times
You will be given a column vector (such as x = [1; 2; 3; 4; 5; 6; 7; 8]). If (n=3) you will return following; [ 1 NaN NaN Na...

11 years ago | 0 | 48 solvers

Problem

Low level NaN
* I have a dataset. Columns represents different variables. * A variable may start with NaN or any double type number. * If i...

11 years ago | 1 | 66 solvers

Solved

Variable_Addition
be able to add any variable to the number one

11 years ago

Solved

calculate the tangent of angle in radians
Calculate the tangent of angle in degrees

11 years ago

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Bruh
Return 'bruh'.

11 years ago

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. So if input x is x = [1 2 3 5] then the output y should be 11.

11 years ago

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given number is power of n or not?
Check weather The input is power of n or not? for example x=8,n=2 --> true x=6,n=2 --> false

11 years ago

Solved

Accessing value of variable whose name is stored in another variable as string.
Accessing value of variable whose name is stored in another variable as string. for example: var1=n; var2='var1'; %Assigning...

11 years ago

Solved

Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

11 years ago

Solved

Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

11 years ago

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Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

11 years ago

Solved

Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

11 years ago

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Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

11 years ago

Solved

Potential Energy
Calculate the potential energy of a rock.

11 years ago

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Find out total non zero element of matrix
Find out Non zero element of matrix A=magic(5) 17 24 1 8 15 23 5 7 14 16 4 6...

11 years ago

Solved

Vector Magnitude Calculator
'a' is a vector that starts at the origin and ends at (x, y). Find ||a||. Hint: It is as simple as "ABC".

11 years ago

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Kinetic Energy
Given the mass m and velocity v of an object, determine its <http://en.wikipedia.org/wiki/Kinetic_energy kinetic energy>.

11 years ago

Solved

Matrix Construction I
Given n, construct a matrix as shown in the example below. Example For n=8, the output should look like this: 1 2 3 4 ...

11 years ago

Solved

Rotate counterclockwise a matrix 90 deg with left-bottom element
Example: Input [ 1 2 3 4 5 6 ] Output [ 3 6 2 5 1 4 ]

11 years ago

Solved

Increase monotonically
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

11 years ago