Playing with Matlab as a hobby... isn't it fun?

Professional Interests: spectral analysis, oceanography, meteorology and electricity

Submitted

numcmp.m

Compares between numerical arrays up to a certain precision.

2 years ago | 4 downloads |

Submitted

ndnanfilter.m

Filter/smoothing of multidimensional data with an specified window function, ignoring NaNs.

2 years ago | 7 downloads |

Submitted

HarmonicSeries.m

Space-Time series (1D, 2D, or 3D) as the sum of cosines.

2 years ago | 5 downloads |

Submitted

moving_average v3.1 (Mar 2008)

Smooths a matrix (with/without NaN's) via recursive moving average method and eliminates data gaps.

2 years ago | 23 downloads |

Submitted

extrema.m, extrema2.m

Search all extrema points of a time series or a surface with/without NaN's.

2 years ago | 63 downloads |

Submitted

LanczosFilter.m

Low or high-pass Lanczos (cosine) signal filter.

2 years ago | 9 downloads |

Submitted

FourierTransform2.m

Fourier complex transform of a 2D real field.

2 years ago | 3 downloads |

Submitted

InverseFourierTransform2.m

Inverse Fourier complex transform of a origin-symetrical complex transform (result 2D real field).

2 years ago | 3 downloads |

Submitted

FourierTransform.m

Complex Fourier Transform of a real time series. From zero to Nyquist frequency.

2 years ago | 17 downloads |

Submitted

InverseFourierTransform.m

Gets the real time series from the complex Fourier transform.

2 years ago | 8 downloads |

Submitted

plots.m, plotses.m

Plots each column of a matriz vs a single axis. Improvement of plotyyy.

2 years ago | 10 downloads |

Submitted

Wave packet dispersion and refration

Interactive program to see the dispersion and refraction of a wave packet.

2 years ago | 4 downloads |

Submitted

xunits, yunits and zunits.m (Jul 2014)

Add unit (and prefix) to your axis labels.

4 years ago | 3 downloads |

Submitted

COLORMAP and COLORBAR utilities (Jul 2014)

MATLAB color utilities including COLORMAP join and interpolation; freeze and fit COLORBAR, etc.

4 years ago | 60 downloads |

Submitted

fitsize.m v1 (Jan 2014)

Forces arrays to have the same size by replications of the singleton dimensions.

4 years ago | 3 downloads |

Submitted

evalit.m v3 (Jul 2013)

Evaluates a mathematical expression and rounds it accordingly to the error propagation theory.

5 years ago | 3 downloads |

Solved

Quote Doubler

Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

5 years ago

Solved

Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

5 years ago

Solved

Generate N equally spaced intervals between -L and L

Given N and L, return a list of numbers (in ascending order) that divides the interval [-L L] into N equal-length segments. F...

5 years ago

Solved

Derivative of polynomial

Compute the derivative of a given polynomial. The input is an <http://www.mathworks.com/help/matlab/math/representing-polynomial...

5 years ago

Solved

Find names/words that start and end with the same letter.

Find names/words (from a string) that start and end with the same letter. * Case-insensitive. * If a name/word is not at the...

5 years ago

Solved

Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

5 years ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

5 years ago

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

5 years ago

Solved

Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

5 years ago

Solved

Find the sum of all the numbers of the input vector

Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

5 years ago