Artik Crazy
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Resuelto
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...
casi 13 años hace
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Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...
casi 13 años hace
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Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...
casi 13 años hace
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Elapsed Time
Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...
casi 13 años hace
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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0
casi 13 años hace
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Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...
casi 13 años hace
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Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
casi 13 años hace
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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...
casi 13 años hace
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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...
casi 13 años hace
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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...
casi 13 años hace
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Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...
casi 13 años hace
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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. Example...
casi 13 años hace
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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...
casi 13 años hace
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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...
casi 13 años hace
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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 ...
casi 13 años hace
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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...
casi 13 años hace
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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...
casi 13 años hace
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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.
casi 13 años hace
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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 ...
casi 13 años hace
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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...
casi 13 años hace
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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 ...
casi 13 años hace
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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:...
casi 13 años hace
Remove or replace trees from a TreeBagger ensemble
I figured that the solution is quite simple. TreeBagger ensemble is actually a collection of regular trees, so I went to a Tre...
casi 14 años hace | 0
Pregunta
Remove or replace trees from a TreeBagger ensemble
Hello, There is this method TreeBagger.combine that can combine two independently trained TreeBagger classifiers. The prob...
casi 14 años hace | 2 respuestas | 0
2
respuestasDetecting particular Line(EDGE) in the total image
Try hough transform as in this example: <http://www.mathworks.com/help/toolbox/images/ref/hough.html>
alrededor de 14 años hace | 0
Best way to build a database-like variable?
Hi, I find a dataset array to be quite useful in such tasks. It can be used as matrix and as a structure in the same time, and ...
alrededor de 14 años hace | 0
Pregunta
Reading data from a UCAC star catalogue
Hello, I wonder if someone already tried to get data from UCAC3 catalogue from within Matlab and has may be some scripts he/she...
alrededor de 14 años hace | 0 respuestas | 0
0
respuestasHelp using getmcruserdata and setmcruserdata with JAVA
Hi, Try to create two functions in Matlab that contain getmcruserdata and setmcruserdata: function SetMCRUserData (Valu...
alrededor de 14 años hace | 0
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