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Back and Forth Rows
Given a number n, create an n-by-n matrix in which the integers from 1 to n^2 wind back and forth along the rows as shown in the...

8 years ago

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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...

8 years ago

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Remove any row in which a NaN appears
Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

8 years ago

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Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

8 years 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...

8 years ago

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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

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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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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 ...

8 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...

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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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...

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

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

8 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 ...

8 years 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...

8 years ago

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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
How do I make recognise a year in a given date ?
Hey Pierre, Assuming you are the storing the dates as a datetime object in MATLAB you can use the year() function to extract ...

8 years ago | 0

| accepted

Answered
Problem loading Adafriut MotorShieldV2 library
Hello Tony, You are loading the Library incorrectly. It should be a = arduino('COM3', 'Uno', 'Libraries', 'Adafruit\Mot...

8 years ago | 0

Answered
Index matrix exceeds dimensions - Using pad array
Hello Ammar Babikir, The reason you are getting this error is because your win_size to to large. The range of x is 1 to 600 w...

8 years ago | 0

| accepted

Answered
How can I plot two different columns in a single matrix without mixing them, using fprintf?
Hello Amal, After analyzing your code I realized that you have not properly stored the data in *c* (Wrong Order). You have t...

8 years ago | 0

Answered
How to cut the last 20 seconds of a audio file?
Hello Valerio Riso, I understand that you want to cut the last 20 seconds of a audio file using MATLAB. I have written a s...

8 years ago | 1

Answered
How can we implement skin segmentation using MATLAB?
Hello Srinivas Reddy, I understand you would like to Implement Skin Segmentation in MATLAB. I would suggest you to check o...

8 years ago | 0

| accepted

Answered
how can i compare the input sketch to the database of images such that it should retrieve the similar images based on the given sketch
Hello Siri Chandana, I understand that you want to Output Similar Images from a Database by Analyzing the Input Image. I w...

8 years ago | 0

Answered
Autonomous vehicle behaviour in lane changing scenario simulation model
Hello Jaswanth, I understand that you are asking suggestions on how to create your Simulation Model for Lane Changing Analysi...

8 years ago | 0

| accepted

Answered
I have nvidia 3D vision glasses. I want to use them with matlab or simulink to view 3d images. I couldn't find any way to do this. Please help.
Hello Jyothsna Sreekumar, I understand that you need some examples on how to start using the NVIDIA 3D glasses along with MAT...

8 years ago | 1

Answered
How to create a non-uniform 2d grid?
Hi Ganesh, I understand that you are trying to create a Mesh(2nd image) with non-uniform width between the lines. My understa...

8 years ago | 1