Peter Seibold

Last seen: Today | Active since 2017

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Submitted

3D WGS84 Earth
Rotating 3D Earth. WGS84 ellipsoid.

1 month ago | 10 downloads |

Submitted

Geodesic path
Return coordinates for the shortest path between two points on the earth (WGS84 ellipsoid)

3 months ago | 2 downloads |

Submitted

Douglas-Peucker Algorithm, line simplification by #of points
This algorithm keeps with fewer points the shape of the original track as good as possible without moving the remaining original...

3 months ago | 5 downloads |

Submitted

GPX graphical user interface
This graphical user interface displays tracks on different maps and manipulates the track size and the elevation.

3 months ago | 2 downloads |

Submitted

Douglas-Peucker Algorithm, line simplification by distance
This algorithm keeps with fewer points the shape of the original track as good as possible without moving the remaining original...

3 months ago | 6 downloads |

Submitted

Read GPX file and write GPX file
1.) Read a GPX file, 2.) Write a GPX file

3 months ago | 4 downloads |

Submitted

Smoothing 1D not equidistant curve by convolution
The filtering is done with a triangle filter by convolution of the resampled non equidistant curve. Also with automatic filter g...

5 months ago | 10 downloads |

Submitted

Remove trailing zeros
Format double numbers to n digits and remove all trailing zeros. Processed with regular expression.

6 months ago | 1 download |

Submitted

Arrange figures into a grid
"arrangeFigures" arranges figures into a grid on a screen. No input parameters required, but possible for fine tuning.

7 months ago | 5 downloads |

Submitted

GUI to close all open figures except those selected
GUI to close all open figures except those selected

7 months ago | 2 downloads |

Answered
how to zoom on a figure with multiple axes
Great code from Adam Danz! Unfortunately the "range" function is part of a toolbox. Attached is a modified file that works with...

10 months ago | 0

Submitted

1st and 2nd derivatives of non equidistant sampled curves
Input: x, y. Output: y'(x), y'(x_centered), y"(x), y"(x_centerded)

1 year ago | 1 download |

Submitted

Sine fitting
Determine parameters of a noisy sine function

1 year ago | 60 downloads |

Submitted

Smoothing of arbitrary 1D curves
Smoothing of curves that are not equal spaced sampled and with not monotonic ascending x values

1 year ago | 2 downloads |

Answered
Free hand drawing in Matlab with output is XY coordinate of trajectory.
Another demo that stores the xy values: disp('click inside figure') disp('hit "return" button to finish') figure(1) clf axh...

1 year ago | 0

Submitted

Smoothing 1D data by moving different filter shapes
Smoothing a 1D curve by weighted moving average. The filtering is done by convolution with different filter types. Also with aut...

1 year ago | 1 download |

Answered
How can I move the Xlabel without moving the X-Axis?
If you want a constant distance from the x axis, use this code: % Move x label closer to x-axis, here 16 px figure(1); clf p...

1 year ago | 0

Submitted

Optimale Heizkurve ermitteln
Aus einigen Messungen bei verschiedenen Außentemperaturen die optimale Heizkurve bestimmen.Grundlage ist ein "Viessmann" Heizung...

2 years ago | 2 downloads |

Submitted

Gaussian Filter, values and spectral analysis
Determine Gaussian 2D digital filters, determine integer and floating values. Analyse spectral behavior. Verify with artifical i...

2 years ago | 4 downloads |

Answered
How do I change the datatip font color?
For older Matlab versions (e.g. R2016) replace if strcmpi(event_obj.Interpreter,'tex') with if isprop(event_obj,'Interpr...

2 years ago | 0

Submitted

FFmpegGUI
Convert, trim, crop, scale, merge etc. videos with ffmpeg. Add, replace, extract audio.

2 years ago | 10 downloads |

Submitted

Find peaks for a given 2D curve.
The code is very simple and needs only two lines of code.

2 years ago | 1 download |

Submitted

Find zero crossings for a given 2D curve.
The code is very simple and needs only one line for basic results.

2 years ago | 1 download |

Submitted

FontSize4TextBox
Find the largest possible font size that fits a text into a given static text box.

2 years ago | 1 download |

Submitted

Covid GUI
This graphic interface displays the covid time series (cases, deaths, vaccinations and much more) in many selectable manners.

3 years ago | 1 download |

Submitted

Perpendicular to an infinite line & distance to line segment
Calculate the foot point of perpendiculars on infinite lines and calculate the minimal distances D from a point P to a 2D or 3D ...

3 years ago | 2 downloads |

Submitted

CarMotion
Move car in different manners: Parking, drive along wall (tractrix), follow mouse and more.

3 years ago | 1 download |

Answered
Converting hh:mm:ss into seconds
About 100 times faster is: t='14:35:59.812'; seconds=sum(sscanf(t,'%f:%f:%f').*[3600;60;1]);

3 years ago | 1

Question

CloseRequestFcn of GUI not working with wrong current folder
I have in the GUI m-file a 'figure1_CloseRequestFcn'. This works fine as long the current Matlab folder is not changed. When I ...

4 years ago | 1 answer | 0

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answer

Submitted

Data tips for multiple curves by mouse or arrow keys
The function 'DataTip.m‘ displays fully customizable data tips at the mouse pointer location. It works in regular figures or GU...

4 years ago | 1 download |

Peter Seibold

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