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

11 years ago

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

11 years ago

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Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

11 years ago

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Is my wife right?
Regardless of input, output the string 'yes'.

11 years ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

11 years ago

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Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

11 years ago

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

11 years ago

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Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

11 years ago

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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...

11 years ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

11 years ago

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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...

11 years ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

11 years ago

Answered
How to plot a line with angle of 'Orientation' and length of 'MajorAxisLength' through 'Centroid'?
Hi Ivan, Would <http://blogs.mathworks.com/steve/2010/07/30/visualizing-regionprops-ellipse-measurements/ this example> from ...

11 years ago | 2

Question

Tracing boundaries in a binary image
Hi guys, The question relates to the tracing of a boundary in a binary image. What I am interested in doing are the following...

13 years ago | 1 answer | 0

Answered
How to truncate/modify a file name
Thank you both for your answers!

13 years ago | 0

Question

How to truncate/modify a file name
Hi everyone, The question pertains to modifying file names during a batch processing operation. Basically, I would like to tr...

13 years ago | 3 answers | 0

Question

Introducing a border/outline to objects in an image.
Hi everyone, I have a question about how to introduce an outline to a mask. Please check the original source image at: <http:...

14 years ago | 2 answers | 0

Question

Using xlswrite() to store the output from regionprops()
Hi everyone, I am using the following code to output the results from a regionprops operation: clc clear all fi...

14 years ago | 1 answer | 0

Question

How to selectively apply colors using label2rgb to a watershed segmentation
Hi everyone, I have a question regarding |watershed| and using |bwlabel|. From what it shows at the example (Please check the...

14 years ago | 2 answers | 0