50 total contributions since 2012

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

5 years ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

5 years ago

Submitted

FETEX MATLAB CONTEST

Solutions to all questions asked in FETEX at IIUI.(Signals and Systems, and MATLAB)

5 years ago | 0 downloads |

Solved

Basics: 'Find the eigenvalues of given matrix

Find the eigenvalues y for a given matrix x.

6 years ago

Solved

Given a 4x4 matrix, swap the two middle columns

If a = [1 2 3 4; 1 2 3 4; 1 2 3 4; 1 2 3 4]; then the result is ans = 1 3 2 4 1 3 2...

6 years ago

Solved

Pangrams!

A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

6 years ago

Solved

Pizza!

Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

6 years ago

Solved

Sum the numbers on the main diagonal

Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

6 years ago

Solved

Binary numbers

Given a positive, scalar integer n, create a (2^n)-by-n double-precision matrix containing the binary numbers from 0 through 2^n...

6 years ago

Solved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

6 years ago

Solved

Calculating Sign Changes in a Row Vector(No Element Is Zero)?

For a row vector V=[7 1 2 -3] has one sign change from 2 to -3. So N=Sign_Changes(V) must return N=1; V=[5 9 -2 7]; h...

6 years ago

Problem

Calculating Sign Changes in a Row Vector(No Element Is Zero)?

For a row vector V=[7 1 2 -3] has one sign change from 2 to -3. So N=Sign_Changes(V) must return N=1; V=[5 9 -2 7]; h...

6 years ago | 0

Solved

Vectorize the digits of an Integer

Create a vector of length N for an integer of N digits. x=123045; x_vec=[1 2 3 0 4 5]; I happened upon a trick to do ...

6 years ago

Solved

Power The Product

EXAMPLE: INPUT x=10 & y=10 OUTPUT z=1000000 or, INPUT x=2 & y=3 OUTPUT z= 216 you just need to calculate the product first...

6 years ago

Solved

Reverse CHECKBOX MATRIX with 69

Create a reverse checkbox matrix with '69'. Where the size is the input and output will be a square checkbox matrix. Exa...

6 years ago

Solved

COUNT VOWEL 2

The objective of this problem is to determine the number of unique vowels used in the given string. Now count vowels in STRI...

6 years ago

Solved

COUNT VOWEL

Count, how many times vowels occurred. EXAMPLE: x='string the MaTLaBiAn' then the answer will be 6. x='coUnt the vowEl' th...

6 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Example...

6 years ago

Solved

How to find the position of an element in a vector without using the find function

Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

6 years ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

6 years ago

Submitted

Image Acquisition Through Web Cam ( GUI Preview)

Image Acquiring with the help of Matlab GUI(interface with Cam). A configurable CAM!!!.

6 years ago | 13 downloads |

Submitted

GUI for Convolution

This gui includes convolution in both continuous and discrete time domains .

7 years ago | 8 downloads |

Submitted

Temperature Conversion GUI

This is a simple GUI in Matlab, use of radio buttons is here.

7 years ago | 2 downloads |

Submitted

Up and Down Sampling

This function is for both up and down sampling of Discrete Time Signals of Type X[M*n].

7 years ago | 1 download |

Solved

Triangle Numbers

Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

7 years ago