Marco Riani
Followers: 6 Following: 0
Full Professor of Statistics (since 2006), University of Parma, Italy. Director of the interdepartmental center of robust statistics for big data (Ro.S.A.) of the University of Parma since 2016. He is author of more than 150 publications and two books published by Springer Verlag New York. His main research interests are robust statistics (regression, multivariate analysis and classification)
Feeds
已解决
Fives Begone
Given any sentence as an input value 'sentence', turn all fives into the letter X and return the improved sentence. Also, turn a...
22 minutes 前
已解决
Broken Clock
Create a function that outputs t, an inputted matrix time x, in hours and minutes (hr:min) unless the time contains a five. In t...
34 minutes 前
已解决
No Fives Permitted
Create a function that gives users an custom error message if the matrix A contains a five. The error message should say "No Fiv...
24 hours 前
已解决
A Fiveless Factorial
Given a positive integer x, compute its factorial y, but exclude any muliplication by five if applicable.
24 hours 前
已解决
Don't Sum a Five
Create a function that sums the first and last element of a muti-element vector unless the value of one of the elements is 5. Do...
24 hours 前
已解决
Don't Include a Five (Part Two)
Given a vector A with at least one non-five, return vector B, with all fives excluded (not replaced by zeros).
1 day 前
已解决
High Five!
Write a function that takes a number x and returns y = 'High Five' if x is not equal to five. Return y = 'Denied' if the number ...
1 day 前
已解决
A Five Introduction
Write a function that takes a number x as an input and returns the same value as y, unless x = 5, in which case the function sho...
1 day 前
已提交
PCAinteractive
Code to reproduce the figures of paper "Interactive Graphics for PCA in MATLAB"
6 days 前 | 5 次下载 |
已提交
FSDA - Flexible Statistics Data Analysis toolbox
Flexible Statistics Data Analysis Toolbox
7 days 前 | 401 次下载 |
提问
TextScatter implementation does not expose the indices it chose for display when 'TextDensityPercentage' is used
rng(10) % for reproducibility n=100; x = randn(n,1); y = randn(n,1); seq = (1:n)'; h=textscatter(x,y,string(seq), ... ...
7 days 前 | 0 个回答 | 0
0
个回答已解决
The Dark Knight
The current position of the knight is x The desired destination is y The size of the chessboard is n. Find the minimu...
22 days 前
已解决
Generate the Figure-Figure sequence
After discussing Scott Kim’s FIGURE-FIGURE Figure (below) in Gödel, Escher, Bach, Douglas Hofstadter introduced an integer seque...
27 days 前
已解决
Write out numbers in words
Write out numbers in words ( range [0-9999] ) with British spelling rules. For example; 1 > one 56 > fifty-six 100 > one hund...
28 days 前
已解决
System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...
29 days 前
已解决
longest common semi-substring
Finding longest common substring is a common problem in string processing. This problem is a variant of that. Two strings are g...
1 month 前
已解决
Reverse within string
If input is a string 'yellow' the output should be 'leywol'. Locate the middle of the string and reverse the first (yel) and sec...
1 month 前
已解决
Find the index of nth maximum of a row vector of real numbers
Given a vector of real numbers x, find the index idx of _n_ th maximum value. If nth maximum occurs more than once, return the i...
1 month 前
已解决
Find the logic and return the nth number
given a sequence of numbers arranged in the following order: A=0,1,3,4,9,10,12,13,27,28,30,31,36,37,...... Write a function th...
1 month 前
已解决
find nth even fibonacci number
1st even fibonacci number=2 ; 2nd even fibonacci number=8 ..
1 month 前
已解决
Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239
1 month 前
已解决
Find the logic and return the nth number (plus)
This problem is the harder version of Problem 61015 given a sequence of numbers arranged in the following order: A=0,1,3,4,9,1...
1 month 前
已解决
Find the nth composite number.
Everyone heard about the nth prime number. Let's try to find out the nth composite. For example , 1 is the first composite, 10 i...
1 month 前
已解决
find the nth fibonacci number
The Fibonacci sequence is defined as follows: give n, find the nth fibonacci number
1 month 前
已解决
Find nth number
The numbers 2 and 7 are called lucky numbers, an integer containing only the digits 2 and 7 is also called lucky number. The pro...
1 month 前
已解决
find the nth number (plus)
this problem is the harder version of Problem 61014. The numbers 2 and 7 are called lucky numbers, an integer containing only t...
1 month 前
已解决
Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...
2 months 前
已解决
Compute a determinant
Write a function to compute the determinant of an x matrix with diagonal entries equal to an integer and other entries equal ...
2 months 前
已解决
Mesh the octahedron
Problem statement An octahedron is a regular polyhedron with 6 vertices and 8 triangular faces. It is also one of the five we...
3 months 前
