Marco Riani

Last seen: Today | Con actividad desde 2019

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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)

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FSDA - Flexible Statistics Data Analysis toolbox
Flexible Statistics Data Analysis Toolbox

9 días hace | 194 descargas |

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The End of the World
given a date -- represent it in the Maya long count system. <https://en.wikipedia.org/wiki/Maya_calendar> <https://maya.nm...

23 días hace

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Lost days
Given two dates in a particular format, calculate the difference between them.

23 días hace

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Leap Year
According to Gregorian Calender(which is in use now, in many countries),decide whether a given year is a leap year or not. Give...

24 días hace

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leap year
find the number of leap years within the given time interval

24 días hace

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Friday or not
I love Friday. Please tell me whether the day is Friday. Dateformat is 'yyyy-mm-dd' or 'dd-mmm-yyyy' or 'mm/dd/yyyy'. Exa...

24 días hace

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Datetime basics
Generate the datetime scalar representing the current date

24 días 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, ...

24 días hace

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Find the day for a date
Today's day and date will be given to you. By utilising that you need to find the day of the old date. (Date will be in DD/MM/YY...

25 días hace

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Friday the 13th
According to superstition, lots of unpleasant stuff happens on Friday the 13th, so you might like to find the next occurence of ...

25 días hace

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Day counter function
Write a function called day_counter that returns the number of Mondays that fell on the first day of the month in a given year b...

25 días hace

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Count the days
Count the occurrence of a particular day (e.g. Monday) for a given duration.

25 días hace

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How long until the weekend?
Write a function a that takes a date vector as an input and returns the number of hours until the weekend begins. The beginning...

26 días hace

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Days until next NewYear ball drop
Given a date string in the form 'yyyy-mm-dd' or 'yyyy-mm-dd hh:mm:ss', calculate the number of *days* until the dropping of the ...

26 días hace

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sum of non-primes
The sum of the non-primes no larger than 10 is 1+4+6+8+9+10=38 Find the sum of all the positive non-prime integers that do no...

26 días hace

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Nilpotent matrix
Check if matrix A is <http://mathworks.com/ nilpotent>.

26 días hace

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Spherical Volume
Calculate the volume of a sphere.

26 días hace

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Given a number N, find the smallest prime P>N
Given a number N, find the smallest prime P greater than N. For example: If N=10 then P=11. If N=13 then P=17.

26 días hace

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area of an annulus
Given the diameter d of the inner circle of the annulus. Given length z of a chord of the outer circle of the annulus. This chor...

26 días hace

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Calculate the probability that at least two people in a group share the same birthday.
Calculate the probability that at least two people in a group share the same birthday. Given an integer input n, return to 0.015...

alrededor de 1 mes hace

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Column Removal (★★★)
(copy of prob 7) Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2...

alrededor de 2 meses hace

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remove every row&col for every nan
for a given matrix, remove the row and column of every nan. Example x=[1 2 NaN 4 5 6 7 8 ...

alrededor de 2 meses hace

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Remove all the columns contains only zero
Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...

alrededor de 2 meses hace

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row removal
Consider a matrix and remove the first row of the matrix.

alrededor de 2 meses hace

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Find Rows with Specift Properities
Delete rows with specific properites as following: Find rows that have a negative value in any element of the row and delete it...

alrededor de 2 meses hace

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Remove a specific column with min value
Remove the column that contain the min value in the matrix? If you like the problem, please give it a like:)

alrededor de 2 meses hace

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Remove a specific column with max value
Remove the column that contain the max value in the matrix? If you like the problem, please give it a like:)

alrededor de 2 meses hace

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Remove a specific row with min value
Remove the row that contain the min value in the matrix? If you like the problem, please give it a like:)

alrededor de 2 meses hace

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Remove a specific row with max value
Remove the row that contain the max value in the matrix? If you like the problem, please like it :)

alrededor de 2 meses hace

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boot-TCLUST
Code to reproduce the figures of paper "Choice of trimming proportion and number of clusters in robust clustering based on trimm...

alrededor de 2 meses hace | 1 descarga |

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