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Juhua Huang


Northeastern University

Actif depuis 2012

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Professional Interests: signal processing

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A résolu


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...

plus de 11 ans il y a

A résolu


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

plus de 11 ans il y a

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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 ...

plus de 11 ans il y a

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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...

presque 12 ans il y a

A résolu


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

presque 12 ans il y a

Réponse apportée
How to setup mex in Win 8
I still have problems about setting up mex in my computer. It seems like Matlab 2012a don't support SDK 8.0, but Win 8 don't s...

environ 12 ans il y a | 0

Question


How to setup mex in Win 8
Is it the same to set up mex in Windows 8 as it in Windows 7? I tried SDK for Win 7, but it does not work. Where can I find SDK ...

environ 12 ans il y a | 6 réponses | 3

6

réponses

A résolu


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 ...

plus de 12 ans il y a

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

plus de 12 ans il y a

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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...

plus de 12 ans il y a

A résolu


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...

plus de 12 ans il y a

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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] =...

plus de 12 ans il y a

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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.

plus de 12 ans il y a

A résolu


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...

plus de 12 ans il y a

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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 ...

plus de 12 ans il y a

A résolu


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:...

plus de 12 ans il y a