A résolu


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...

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A résolu


Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

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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...

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A résolu


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...

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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...

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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...

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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...

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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]; ...

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Réponse apportée
Problem Opening Examples for Object Tracking
Hi, Please check if "Computer Vision Toolbox" is installed on your system. You are facing this error probably because you do no...

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A résolu


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 ...

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A résolu


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

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Réponse apportée
How can I use 5fold cross validation on my dataset?
Hi Jakob, Please refer to the following code for using 5fold cross validation on dataset. load('fisheriris'); % load fishe...

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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...

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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...

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Réponse apportée
problem with starting matlab
Hi Dario, In order to work around the issue, you can try to start MATLAB with 'nojvm' tag. Please follow the steps given bel...

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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...

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A résolu


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

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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.

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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 ...

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Réponse apportée
How do I maximize the web browser window?
According to my knowledge, there is currently no built-in functionality to maximize, minimize or get the state of a figure in MA...

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Réponse apportée
Pattern Recognition; Pattern Comparison
Hi Olivia, For starting with pattern recognition please have a look at the following documentations: https://www.mathworks.com...

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Réponse apportée
How to use the training weights and Biases for testing a Neural Network
A better approach would be to “save the network after training”, and then use the “saved network” to predict output on “test dat...

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Do we need to perform cross validation on googlenet or alexnet
The tutorials mentioned by you(links given in question) provides you with practical examples on how to use Deep Learning network...

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Réponse apportée
Defining global variables to be used in a function and outside
Hi Sulaiman, Usually, each MATLAB function has its own local variables, which are separate from those of other functions and f...

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Réponse apportée
how to tell skip few lines in a code
It is my understanding that you want to go to some particular line of code. However, MATLAB does not support "C style goto state...

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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:...

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