Cris Luengo

Last seen: 3 días ago

164 total contributions since 2009

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

Cris Luengo's Badges

Solved

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

3 meses 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:...

3 meses ago

Submitted

DIPimage
Toolbox for Quantitative Image Analysis

más de 2 años ago | 56 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...

más de 2 años 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...

casi 3 años 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...

alrededor de 3 años 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...

casi 4 años 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...

casi 4 años 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 ...

alrededor de 4 años ago | 0

Submitted

boxplot
Elegant box plot with a few customisation features

más de 5 años ago | 7 downloads |

Submitted

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

alrededor de 6 años 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: ...

más de 6 años 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...

más de 6 años 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...

más de 6 años 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...

más de 8 años 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 ...

más de 8 años ago

Solved

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

más de 8 años 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]

más de 8 años 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 ...

más de 8 años 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';

más de 8 años 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...

más de 8 años 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...

más de 8 años 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...

más de 8 años 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 ...

más de 8 años 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...

más de 8 años 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...

más de 8 años 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)....

más de 8 años 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...

más de 8 años 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...

más de 8 años 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...

más de 8 años ago