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Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

8 years ago

Solved

Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

8 years ago

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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...

8 years ago

Solved

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 ...

8 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...

8 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...

8 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 ...

8 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.

8 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:...

8 years ago

Answered

Nested for-loops too slow

You might want to work more on that code manually before implementing it like that. As the only thing that really matters is N, ...

Nested for-loops too slow

You might want to work more on that code manually before implementing it like that. As the only thing that really matters is N, ...

9 years ago | 1

| accepted

Answered

Adaptive Filter for System Identification.

If you're trying to model a continuous time system, I'd recommend making your model for continuous time instead of discrete time...

Adaptive Filter for System Identification.

If you're trying to model a continuous time system, I'd recommend making your model for continuous time instead of discrete time...

9 years ago | 0

Answered

Image Background Removal

You can try vectorizing that code, but that will be most likely destroy any short-circuiting you have in there. Just by the top...

Image Background Removal

You can try vectorizing that code, but that will be most likely destroy any short-circuiting you have in there. Just by the top...

9 years ago | 0

| accepted

Answered

Can I install an earlier version of MATLAB on a system with a current version of MATLAB?

1) Saying your OS is 32 bit will most likely work. Most 32 bit software should work on a 64 bit OS (unless you are fiddling with...

Can I install an earlier version of MATLAB on a system with a current version of MATLAB?

1) Saying your OS is 32 bit will most likely work. Most 32 bit software should work on a 64 bit OS (unless you are fiddling with...

9 years ago | 1

Answered

Grayscaled Images to RGB

If you just need red, green or blue, you can use the following code: I = im2double(imread('cameraman.tif')); %image in double...

Grayscaled Images to RGB

If you just need red, green or blue, you can use the following code: I = im2double(imread('cameraman.tif')); %image in double...

9 years ago | 2

Answered

2nd order polynomial fitting with NaNs

Try indexing your data points to your non-NaN-points Let's just work on an example: %% just generating data x = 1:10; ...

2nd order polynomial fitting with NaNs

Try indexing your data points to your non-NaN-points Let's just work on an example: %% just generating data x = 1:10; ...

9 years ago | 3

| accepted