MarKf

Attivo dal 2022

Followers: 0 Following: 0

https://markwelt.github.io/

Programming Languages:
Python, MATLAB, HTML, Shell, Visual Basic
Spoken Languages:
English, French, German, Italian, Spanish
Professional Interests:
Macroeconomics, Neuroscience, Statistics

Statistica

All

Visualizza badge

Feeds

Risolto

Repopulate the City
For any population p of positive integers between pmin and pmax, we can calculate histogram count n for a list of evenly dividin...

14 giorni fa

Risolto

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:)

16 giorni fa

Risolto

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...

16 giorni fa

Risolto

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 ...

16 giorni fa

Risolto

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

16 giorni fa

Risolto

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 ...

16 giorni fa

Risolto

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:)

16 giorni fa

Risolto

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 :)

16 giorni fa

Risolto

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:)

16 giorni fa

Risolto

A Binary Search
One way to locate a target value in a sorted array, is to use a binary search algorithm. Here, you test if the midpoint in the a...

circa un anno fa

Risolto

Calculate the Number of Sign Changes in a Row Vector (No Element Is Zero)
For a row vector: V=[7 1 2 -3] there is one sign change (from 2 to -3). So, the function you write must return N=1. F...

circa un anno fa

Risolto

Determine point is located in a circle or not
Using input [x] and [y], determine the points (x,y) is located inside of circle (x^2+y^2=1) if point is located in circle, outp...

oltre un anno fa

Risolto

Average speed for the entire trip
The input is two speeds (for the trip and return trip) and output is average speed. Assume units are consistent, say miles per h...

oltre un anno fa

Risolto

Test if a matrix is symmetric
Write a logical function that returns 1 if the input matrix is symmetric and 0 otherwise.

oltre un anno fa

Risolto

Find x in provided equation!
x^2-2*x+1=0 This polynomial can be expressed by using each term's coefficients, such as [1 -2 1]. Using the polynomial ...

oltre un anno fa

Risolto

Who invented zero?
We know the importance zero in computer science, mathematics... but who invented zero? Clue: He was the first in the line ...

oltre un anno fa

Risolto

Change string to number
Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

oltre un anno fa

Risolto

Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

oltre un anno fa

Risolto

Fill a zeros matrix
The aim is to fill an array of all zeros given a numerical value and the index of row and columns for this value. 3 Inputs: ...

oltre un anno fa

Risolto

Distance of the centroids of the balls
Given *n* balls of radius *r* and the vector *p (nx3)* with all position *(x,y,z)* of the balls, return the symmetric matrix *A ...

oltre un anno fa

Risolto

Calculate compression ratio of engine
Calculate compression ratio of engine given compression volume of cylinder(Vc), piston stroke(s) and valve diameter(d)

oltre un anno fa

Risolto

All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

oltre un anno fa

Risolto

Find similar sequences
Another problem inspired by a question on the <http://www.mathworks.com/matlabcentral/answers answers> forum. Given a matrix ...

oltre un anno fa

Risolto

Rule of mixtures (composites) - upper bound
The <http://en.wikipedia.org/wiki/Rule_of_mixtures rule of mixtures> is used in the mechanical design of composite structures to...

oltre un anno fa

Risolto

Convert String to Morse Code
Convert a given string to international <http://en.wikipedia.org/wiki/Morse_code Morse Code> * Strings will only have [A-z], ...

oltre un anno fa

Risolto

Find the stride of the longest skip sequence
We define a _skip sequence_ as a regularly-spaced list of integers such as might be generated by MATLAB's <http://www.mathworks....

oltre un anno fa

Risolto

Largest Geometric Series
Extension of Ned Gulley's wonderful Problem 317. In a geometric series, ratio of adjacent elements is always a constant value. ...

oltre un anno fa

Risolto

geometric progression
I've modified my <http://uk.mathworks.com/matlabcentral/cody/problems/2800-arithmetic-progression previous program> so that it n...

quasi 2 anni fa

Risolto

Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

quasi 2 anni fa

Risolto

Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...

quasi 2 anni fa

Carica altro

MarKf

Statistica

Community

Community

MATLAB Answers

MATLAB Answers

Cody

Cody

Cody

Cody

Cody

Cody

Cody

Cody

Feeds