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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...

alrededor de 6 años ago

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Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

alrededor de 6 años ago

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

alrededor de 6 años ago

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Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

alrededor de 6 años ago

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Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

alrededor de 6 años ago

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Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

alrededor de 6 años ago

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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. Examp...

alrededor de 6 años ago

pixel by pixel squaring of image?
outImage = zeros(size(inputImage)); for i = 1 : size(inputImage, 1) for j = 1 : size(inputImage, 2) o...

alrededor de 6 años ago | 1

Problem

Generate the sum of Squares of the given number
|P(n) = 1^2 + 2^2 + ... + n^2| |P(1) = 1| |P(2) = 1 + 4 = 5;| |P(3) = 5 + 9 = 14;| |P(4) = 14 + 16 = 30;|

casi 7 años ago | 0 | 87 solvers

Solved

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

casi 7 años ago

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

casi 7 años ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

casi 7 años ago

Combine two cell array of different dimension
Try this A = {1,2}; B = {3, 5, 6}; C = horzcat(A, B) ans = C = {1 2 3 5 6}

más de 7 años ago | 1

Launch a file with a popupmenu without Switch
If it is a script, Just include the file name " |ME_1| " in the editor window. Like this: str = str2double(get(handles.m...

alrededor de 8 años ago | 0

Question

Find the increasing and decreasing point in array?
I have an array. Which is increasing. At one point it starts decreases. This trend starts repeating many times in array. How ...

más de 8 años ago | 2 answers | 0

### 2

Question

How to smoothen the edges?
In the following Hand Image, How to smooth the edges in the indicated region? <</matlabcentral/answers/uploaded_files/8389/sa...

más de 8 años ago | 2 answers | 0

### 2

count the number of objects in the eight.tif.
Check this out I = imread('eight.tif'); imshow(I) level = graythresh(I); BW = im2bw(I,level); imshow(...

más de 8 años ago | 0

| accepted

face-recognition code in matlab
If you have MATLAB R2013a, Then you can find the face detector which comes inbuilt with MATLAB. % Create a cascade detector...

más de 8 años ago | 0

Question

kmeans Segmentation Clarification for color images
I had segmented the attached image using kmeans. After kmeans color image segmentation, when I had plotted the cluster centers, ...

más de 8 años ago | 2 answers | 0

### 2

How to count the number of object present in binary image?
You can use |bwconncomp|. cc = bwconncomp(yourBinaryImage,4); number = cc.NumObjects;

casi 9 años ago | 4

Problem

Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

casi 9 años ago | 1 | 233 solvers

Solved

Given a and b, return the sum a+b in c.

casi 9 años ago

Solved

Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

casi 9 años ago

Solved

Negative matrix
Change the sign of all elements in given matrix.

casi 9 años 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.

casi 9 años ago

Solved

Min of a Matrix
Return the minimum value in the given matrix.

casi 9 años ago

Solved

Find the body mass index. For reference, please refer to Wikipedia here: <http://en.wikipedia.org/wiki/Body_mass_index body ...

casi 9 años ago

Solved

Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

casi 9 años 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 ...

casi 9 años ago

Solved

Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

casi 9 años ago