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Felipe G. Nievinski


37 total contributions since 2008

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An open source GPS multipath simulator in Matlab/Octave
Described in the journal "GPS Solutions" and article DOI:10.1007/s10291-014-0370-z

1 year ago | 377 clicks |

Submitted


read_teqc_compact
Reads teqc's QC compact files more rapidly -- without for loops.

2 years ago | 7 downloads |

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Submitted


rfitslm
Robust fit of simple linear regression model (ignoring NaNs).

2 years ago | 5 downloads |

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Answered
How can I implement a linear fit based on Theil–Sen estimator in MATLAB 7.13 (R2011b)?
See also <http://www.mathworks.com/matlabcentral/fileexchange/34308-theil-sen-estimator>

2 years ago | 0

Submitted


packed
Store and manipulate symmetric matrices with half of the dense memory consumption

3 years ago | 2 downloads |

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Submitted


geod -- yet another geodetic toolbox
Vectorized manipulation of coordinates commonly used in geodesy.

3 years ago | 5 downloads |

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Submitted


mydate
Augments MATLAB's date/time library for improved handling of epochs and formats commonly used in GPS

3 years ago | 5 downloads |

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Submitted


interp_linear_c
C/MEX linear and bi-linear interpolation for regularly spaced data

3 years ago | 4 downloads |

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Answered
no subsex in Matlab?
see <http://www.mathworks.com/support/solutions/en/data/1-EE934O/index.html?product=SM&solution=1-EE934O>

3 years ago | 0

Answered
Problem with using subs() for products of symbolic variables
see <http://www.mathworks.com/support/solutions/en/data/1-EE934O/index.html?product=SM&solution=1-EE934O>

3 years ago | 0

Submitted


subtightplot
Asymmetric subplots with variable inner gaps and outer margins.

4 years ago | 153 downloads |

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Question


Am I running in parallel? (best way to check)
Is there a better way than this? function answer = is_in_parallel () try answer = ~isempty(getCurrentTask...

4 years ago | 2 Answers | 1

2

answers

Submitted


mimtransform
Changes the map projection of a raster image.

4 years ago | 1 downloads |

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Submitted


getUserName
Returns the user name or id, as informed by the operating system.

5 years ago | 5 downloads |

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Answered
FTP error 425
Try <http://www.mathworks.com/matlabcentral/fileexchange/6626-passive-mode-ftp-in-matlab>

5 years ago | 1

Submitted


trilin
Facilitates the reuse of matrix factorizations in large dense linear algebra problems.

5 years ago | 1 downloads |

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Responded


Re: OS/X - "unexpected MATLAB operator" when run from command line
If you need to run different scripts you might find this useful: matlab -nosplash -nodisplay -nodesktop -r "[dir,file]=filepart...

5 years ago | 8888 views

Submitted


frontal
Do: C = frontal_mtimes(A, b); not: for k=1:size(A,3), C(:,:,k) = A(:,:,k) * b(:,:,k); end

5 years ago | 4 downloads |

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Submitted


convert_humidity
Convert humidity between different formats.

5 years ago | 18 downloads |

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Submitted


testit
Software testing functions (interface similar to Octave's).

5 years ago | 1 downloads |

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Posted


math notation for element-wise square root of vectors and matrices?
Please let me know if you are you aware of any established practice. I don't want to end up having to type ".^(1/2)" in latex, e...

5 years ago | 13831 views

Posted


fftw tuning
The documentation for Matlab's fftw interface states that: algorithm searches for a good FFT algorithm when the dimension of th...

5 years ago | 3084 views

Submitted


conv2fft_reuse
Reuse intermediary results in multiple related convolutions with the same data but different kernels

5 years ago | 1 downloads |

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Responded


Re: ellipse points regularly spaced, or inverse of the incomplete
Thanks a lot for all your suggestions! Now I have to digest them. ;) -Felipe. PS: it came to my attention that not all the posts...

6 years ago | 9193 views

Posted


ellipse points regularly spaced, or inverse of the incomplete
Are you aware of an inverse of the incomplete elliptic integral of the second (not first) kind? I'm familiar with the Jacobi amp...

6 years ago | 9193 views

Responded


Re: Interpreter latex corrupted
Please see bug reports # 249537 and 398506: <http://www.mathworks.com/support/bugreports/249537> <http://www.mathworks.com/suppo...

6 years ago | 11939 views

Responded


Re: Symbolic Math BUG with ATAN2 function
But it _does_ mean as soon as you replace the symbolic variables by numerical values, e.g., double(subs(P, {'X','Y'}, {-0.1,+0.3...

7 years ago | 11041 views

Responded


Re: Symbolic Math BUG with ATAN2 function
What about expressing the symbolic atan2 via the tangent half-angle formula: (See <http://en.wikipedia.org/wiki/Atan2>) -F.

7 years ago | 11041 views

Responded


Re: Conditional Make Makefile-like in matlab
It's not shipped with Matlab; try <http://www.cise.ufl.edu/research/sparse/CSparse/CSparse/MATLAB/CSparse/cs_make.m> -F. PS: Tim...

7 years ago | 8149 views

Responded


Re: convolution with FFT: same resut with or without zero-padding?
Hi. Thanks for giving it another try. I just had to make one minor modification: Now w2 =3D=3D w, thanks!!! Given the re...

7 years ago | 6296 views

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