MKN

Active since 2013

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Professional Interests: Signal Processing

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Need help in analyzing image planes
% CODE 1 % Read RGB image x = imread('Lena.jpg'); rPlane = x(:,:,1); imshow(rPlane) % Displays Red Plane in Lena.jpg...

ongeveer 9 jaar ago | 1 answer | 0

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Cell Arrays to string
cellData = {'Matlab','is','a','high','level','programming','language'}; % Cell array combinedString = []; for i ...

ongeveer 9 jaar ago | 0

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Grayscale, monochrome, binary image in matlab
In Matlab, 1. An 8-bit gray scale image has pixel values ranging from 0 to 255. The pixel depth may vary (16-bit, 32-bit, etc...

ongeveer 9 jaar ago | 1 answer | 1

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I have an array of length 256. It has either 0's and 1's of type uint8. I would like to concatenate it so that it occupies less memory and then recover the original array back. please check the eaxample
x = [1 0 1 1 1 0 0 1...........1] % uint8. length = 256. size = 256*8 = 2048 bytes xbin = 1011100...........1 % ...

ongeveer 9 jaar ago | 2 answers | 0

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In an array of numbers (0 to 255 of data type uint8), if any number occurs more than 3 times, I would like to insert number '255' (uint8) in between the array and return the position where '255' was inserted. Can somebody please help me?
*Example:* input = [1 255 0 0 0 9 9 9 1 6 6 6 6 6 6 1]; _% array of numbers (uint8)_ output = ...

ongeveer 9 jaar ago | 1 answer | 0

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Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

ongeveer 10 jaar ago

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Generate a NaN...on purpose
The goal is to create a function that will return a single "NaN" without using the nan function. I am interested to see how many...

bijna 11 jaar ago

Solved

Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative

bijna 11 jaar ago

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Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

bijna 11 jaar ago

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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes. --- If you want to get a random permutation of integer...

bijna 11 jaar ago

Solved

sum of non-primes
The sum of the non-primes below 10 is 1+4+6+8+9+10=38 Find the sum of all the non-primes below the input, N.

bijna 11 jaar ago

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

bijna 11 jaar ago

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Do you like your boss?
Do you like your boss? Answer can be any string! For example: Boss = 'Do you like your boss?'; Output = 'yes' or ...

bijna 11 jaar ago

Solved

Maximum value in a matrix
Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

bijna 11 jaar ago

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Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

bijna 11 jaar ago

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Add two numbers
Add two numbers (For beginners)

bijna 11 jaar ago

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Will there be a new leader?
Simply answer the title.

bijna 11 jaar ago

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Replace Vector Elements
Replace all elements in a vector which are equal to or smaller than zero with 0.1. Example: A = [1 2 3 -1 0 2 -3 -80]; ...

bijna 11 jaar ago

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Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

bijna 11 jaar ago

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Create a square matrix of multiples
Given an input, N, output a matrix N x N with each row containing multiples of the first element of each row. This also applies...

bijna 11 jaar ago

Solved

Back to basics 7 - Equal NaNs
Covering some basic topics I haven't seen elsewhere on Cody. Given 2 input variables, output true if they are equal, false ot...

bijna 11 jaar ago

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Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

bijna 11 jaar ago

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given 3 sides, find area of this triangle
1:3 -> 0; 3:5 -> 6

bijna 11 jaar ago

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Roll the Dice!
*Description* Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice. *Example* [x1,x2] =...

bijna 11 jaar ago

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Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

bijna 11 jaar ago

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Back to basics 6 - Column Vector
Covering some basic topics I haven't seen elsewhere on Cody. Given an input vector, output true or false whether it is a colu...

bijna 11 jaar ago

Solved

Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

bijna 11 jaar ago

Solved

Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

bijna 11 jaar ago

Solved

Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

bijna 11 jaar ago

Solved

Rotate a Matrix by 90 degrees
Rotate a Matrix by 90 degrees Example: If the input is: X = 1 2 3 4 5 6 7 8 9 ...

bijna 11 jaar ago

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