Community Profile

photo

Michael


Last seen: Today

Quad/Tech Inc

557 2012 이후 총 참여 횟수

담당자

Michael's 배지

  • Revival Level 1
  • First Answer
  • Combinatorics I Master
  • Cody5 Hard Master
  • Project Euler I
  • Scholar
  • Card Games Master
  • Number Manipulation I Master
  • Introduction to MATLAB Master
  • Computational Geometry I Master
  • Sequences And Series I Master
  • Community Group Solver
  • Promoter
  • Indexing II Master
  • Indexing I Master

모두 보기

참여 게시물
보기 기준

답변 있음
Kmeans Clustering for MATLAB MRI Data
Hello Preeti, I see a number of issues with your code. First off, the call to squeeze and he two calls to reshape have no eff...

2일 전 | 0

해결됨


Usage of java.math : N Choose K with unlimited precision
Calculate the binomial coefficient nchoosek with full accuracy. This challenge may use the wonderful word of java.math that allo...

3일 전

해결됨


Reverse a matrix
Its simple. You have to reverse a given matrix.

6일 전

해결됨


Which permutation is it?
Let write some permutations of positive integers. 1: 1 2 3 4 5 6 ... 2: 2 1 3 4 ... 3: 1 3 2 4 ....

10일 전

해결됨


Possible Outcomes of American Roulette
The payout for American roulette can be calculated by: payout = (38/n)-1 where n is the number of squares the bet covers. ...

11일 전

해결됨


Numbered lottery balls into cells
You are running a lottery, and have a number of different balls numbered 1 to N. Your job is to figure out how many different w...

11일 전

해결됨


4xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

11일 전

해결됨


3xa
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y.

11일 전

해결됨


A (wrong) place for everything, and everything in its (wrong) place
You have an equal number of cups and balls, each labelled from one to N. You randomly place one ball in each cup. Determine th...

14일 전

해결됨


NCHOOSEK - Time Optimization
*Input* * *V* —— Set of all choices, a vector of N, 1 < N < 100 * *K* —— Number of selected choices, a scalar, 0 <= K <=...

15일 전

해결됨


Put m balls into n boxes (again)
According to <http://www.mathworks.com/matlabcentral/cody/problems/1516-put-m-balls-into-n-boxes Cody Problem 1516>, if I put 3 ...

15일 전

해결됨


Put m balls into n boxes
Can you find all the cases where, if I put 3 balls into 2 boxes the case is 1 1 1 1 1 2 1...

15일 전

해결됨


Get ranking of a combination looking for speed.
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

15일 전

해결됨


Get ranking of a combination
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

15일 전

해결됨


Combinations without using nchoosek
You have to generate a matrix with all possible combinations of n elements *taken 2* at a time, *without using nchoosek(1:n,2)* ...

16일 전

해결됨


Create Combination
Motivation: In many problems, we need to create combinations with the function nchoosek. In some cases, however, choices are lim...

16일 전

해결됨


Next lexicographic - permutation
Find next lexicographic - permutation (permutations as it would occur in a dictionary order). E.g: nextP('ABCD') = ABDC I...

16일 전

해결됨


Maximize the production in a plant within equipment capacity
The goal of a certain manufacturing company is to maximize its production of goods per day. In the production flow, there is a s...

18일 전

해결됨


Trace the path of a harmful chemical in an ecological network
An ecological network consists of the cycles of nature, such as the water cycle, the carbon cycle, the oxygen cycle, etc. Due to...

22일 전

해결됨


Four digit number ABCD reversal
write a MATLAB function to find the four-digit number ABCD when multiplied by 4 returns DCBA. The function takes an input x=4.

22일 전

해결됨


Number of o rderd pairs of integers (I,J) that can be formed.
Write a MATLAB function that calculates the number of ordered pairs of integers (I, J) that can be formed satisfying the condit...

23일 전

해결됨


Find the maximum two numbers of every column of a matrix
Find the maximum two numbers of every column of a matrix. Example: If we input a matrix A = [ 1 2 4 6 0 3 ...

23일 전

해결됨


Finding neighbors of [-1:1] in a matrix....
Hello All! Well I found this one fun to figure out, all you have to do is make a matrix of 1's or 0's (true or false) that sh...

23일 전

해결됨


Another colon problem
This is simple problem based on problems 555, 801, 1118, etc. Create an index vector from two input vectors. Example: ...

23일 전

해결됨


How unique?
Sometimes, when we check unique entries of vector we would like to know how many times each value occurs. Given vector of num...

23일 전

해결됨


return row and column indices given 2 values which define a range
Inspired by problem <http://www.mathworks.co.kr/matlabcentral/cody/problems/856-getting-the-indices-from-a-matrice> Inputs: - ...

23일 전

해결됨


Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

23일 전

해결됨


Find the index of n in magic(n)
If input n=5, then magic(n) is 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22...

23일 전

해결됨


Largest territory
Determine whose territory is largest. If there are multiple numbers tied for the largest territory, return the smallest number. ...

24일 전

해결됨


counting groups!
This problem is about counting groups. Example If you have x: x = [0.8 0.8 0.8 0.3 0.3 0.4 0.5 0.6 0.6 0.9] then a...

24일 전

Load more