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MKN


Active since 2013

Professional Interests: Signal Processing

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Question


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...

ungefär 9 år ago | 1 answer | 0

1

answer

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

ungefär 9 år ago | 0

Question


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...

ungefär 9 år ago | 1 answer | 1

1

answer

Question


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 % ...

ungefär 9 år ago | 2 answers | 0

2

answers

Solved


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...

ungefär 10 år ago

Solved


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...

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


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...

mer än 10 år 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.

mer än 10 år ago

Solved


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] ...

mer än 10 år ago

Solved


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 ...

mer än 10 år 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.

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


Add two numbers
Add two numbers (For beginners)

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


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]; ...

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


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...

mer än 10 år 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...

mer än 10 år ago

Solved


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...

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


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

mer än 10 år ago

Solved


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...

mer än 10 år ago

Solved


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...

mer än 10 år 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...

mer än 10 år ago

Solved


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

mer än 10 år 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];

mer än 10 år 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 ...

mer än 10 år ago

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