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Michael Hubatka


Plexim GmbH

Last seen: 2 Monate vor |  Aktiv seit 2012

Followers: 0   Following: 0

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Programming Languages:
Python, C++, C, Java, MATLAB
Spoken Languages:
English, German
Pronouns:
He/him

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Gesendet


Create banded matrix from arbitrary real square matrix
Create a banded matrix B with bandwidth bw from an arbitrary real square matrix A

12 Monate vor | 2 Downloads |

Gelöst


Clean the List of Names
Given a list of names in a cell array, remove any duplications that result from different capitalizations of the same string. So...

etwa ein Jahr vor

Gelöst


Find common elements in matrix rows
Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

etwa ein Jahr vor

Gelöst


Kaprekar Steps
6174 is the Kaprekar constant. All natural numbers less than 10,000 (except some with same digits) can be reduced to 6174 in the...

etwa ein Jahr vor

Gelöst


Find the peak 3n+1 sequence value
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

etwa ein Jahr vor

Gelöst


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

etwa ein Jahr vor

Beantwortet
Getting this error : Operator '==' is not supported for operands of type 'cell'. what should I do?
Use regular expressions, for example str2double(regexp("(1, 2)", "\d+", "match")) for integer only and str2double(regexp("(1....

etwa ein Jahr vor | 0

Gesendet


Tridiagonalize arbitrary real square matrices
Tridiagonalize arbitrary real square matrices using a similarity transformation

etwa ein Jahr vor | 2 Downloads |

Beantwortet
Maintaining C and D matrices when converting state space to discrete-time
I suggest that you use sysd1 = c2d(sys, Ts); % ZOH sysd2 = c2d(sys, Ts, 'tustin'); % tustin instead of extracting A, B, C, D ...

mehr als 2 Jahre vor | 0

Beantwortet
Backward Eurler and Forward Eurler on matrices in matlab
First, make sure that eig(A) < 0 otherwise, the solution should in fact go to infinity. The real problem in your code is the...

mehr als 2 Jahre vor | 0

Gelöst


Test for balanced parentheses
Given the input inStr, give the boolean output out indicating whether all the parentheses are balanced. Examples: * If ...

mehr als 8 Jahre vor

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Find the two most distant points
Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

mehr als 8 Jahre vor

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Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

mehr als 8 Jahre vor

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Duplicates
Write a function that accepts a cell array of strings and returns another cell array of strings *with only the duplicates* retai...

fast 12 Jahre vor

Gelöst


Indexed Probability Table
This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...

fast 12 Jahre vor

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Counting Sequence
Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...

fast 12 Jahre vor

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Make a Palindrome Number
Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

fast 12 Jahre vor

Gelöst


Sums with Excluded Digits
Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

fast 12 Jahre vor

Gelöst


Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

fast 12 Jahre vor

Gelöst


Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

fast 12 Jahre vor

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QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a <http://en.wikipedia.org/wiki/Keyboa...

fast 12 Jahre vor

Gelöst


Trimming Spaces
Given a string, remove all leading and trailing spaces (where space is defined as ASCII 32). Input a = ' singular value deco...

etwa 12 Jahre vor

Gelöst


Pattern matching
Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

etwa 12 Jahre vor

Gelöst


De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

etwa 12 Jahre vor

Gelöst


Remove all the words that end with "ain"
Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

mehr als 12 Jahre vor

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Function Iterator
Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...

mehr als 12 Jahre vor

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

mehr als 12 Jahre vor

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Summing Digits within Text
Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

mehr als 12 Jahre vor

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Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...

mehr als 12 Jahre vor

Gelöst


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, ...

mehr als 12 Jahre vor

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