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Cris Luengo


Last seen: 3 days ago |  Active since 2009

Contact

http://www.crisluengo.net/
Professional Interests: Image analysis

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  • GitHub Submissions Level 1
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  • Knowledgeable Level 1
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Solved


Scrabble Scores
Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provi...

12 months ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

12 months ago

Submitted


DIPimage
Toolbox for Quantitative Image Analysis

3 years ago | 46 downloads |

Answered
Why function gradmag isn´t working for me?
This code, which you have copied from <https://www.crisluengo.net/index.php/archives/217 my blog>, requires DIPimage to run. Get...

3 years ago | 0

Answered
mxCreateSharedDataCopy no longer supported in R2018a
Note that the new C++ interface (introduced in R2018a) has documented ways of creating shared data copies: <https://www.mathw...

3 years ago | 1

Answered
.mex File crashes when executed in rapid succession
pointer[(iField + iSensor * 11) * bufferSize + iElement] should probably be pointer[(iField + iSensor * 11) * nNoEleme...

4 years ago | 1

| accepted

Answered
UTF-8 strings in MEX-files
A solution when using C++11: I found this answer on StackOverflow: http://stackoverflow.com/a/38383389 It turns out C++11 ha...

4 years ago | 1

| accepted

Question


UTF-8 strings in MEX-files
This question has been asked here before, but not with any satisfying answers. Since all those answers, a new documented functio...

4 years ago | 3 answers | 1

3

answers

Answered
Determine if using HG2
Revisiting this issue. The best method discussed here is using `graphics` version. However, you currently get a warning when ...

5 years ago | 0

Submitted


boxplot
Elegant box plot with a few customisation features

6 years ago | 9 downloads |

Thumbnail

Submitted


svg_fix_viewbox(in_name,varargin)
Make SVG file stretch with containing HTML element

7 years ago | 2 downloads |

Answered
Determine if using HG2
You can simply check the class of the figure handle: function tf = ishg2(fig) tf = isa(h,'matlab.ui.Figure'); or: ...

7 years ago | 2

Answered
DIPimage initialise
If you downloaded DIPimage from its website, <http://www.diplib.org/>, you would have noticed three things: 1- The installati...

7 years ago | 0

Answered
DIPimage – What is your experience?
Dear Marco, I am the main developer of DIPimage. Thank you for the nice words. I understand hesitation among people used t...

7 years ago | 0

| accepted

Solved


Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

9 years ago

Solved


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

9 years ago

Solved


radius of a spherical planet
you just measured its surface area, that is the input.

9 years ago

Solved


Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

9 years ago

Question


Unlocking answers to last Cody problem?
I've written a valid answer to the last Cody problem, but it is not even close to the best answer. I have no idea how they made ...

9 years ago | 1 answer | 2

1

answer

Solved


Find the palindrome
Given the string a, find the longest palindromic sub-string b. So when a = 'xkayakyy'; you should return b = 'kayak';

9 years ago

Solved


Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

9 years ago

Solved


Interpolator
You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

9 years ago

Solved


It dseon't mettar waht oedrr the lrettes in a wrod are.
An internet meme from 2003 (read more <http://www.snopes.com/language/apocryph/cambridge.asp here>) asserted that readers are re...

9 years ago

Solved


Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

9 years ago

Solved


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...

9 years ago

Solved


Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

9 years ago

Solved


Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

9 years ago

Solved


Mandelbrot Number Test [Real+Imaginary]
The <http://en.wikipedia.org/wiki/Mandelbrot_set Mandelbrot Set> is built around a simple iterative equation. z(1) = c z...

9 years ago

Solved


Solve Quadratic : No * - or key functions permitted
Solve the quadratic equation *ax^2+bx+c=0*. However, some of the normal functions and symbols are not allowed. x=[ -b +/- sq...

9 years ago

Solved


Find third Side of a right triangle given hypotenuse and a side. No * - or other functions allowed
Find the remaining side of a triangle given the hypotenuse and a side. However, the normal functions and symbols are not allowe...

9 years ago

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