Pong

May 27th 2015, GPS Smoothing Example

May 26th 2015 Application of Least Squares to GPS | | June 1st 2015 GPS Smoothing Example Continued

To illustrate the effect of the GPS smoothing with the Weighted Least Squared approach, we first need some test data.

Here is a short test track in CSV format (recorded with the Trackz app).

We can use gpsvisualizer.com to get an idea of the test track:

WLS-Test

Let’s see how well we can smooth the track with weighted least squares fitting.

May 26th 2015 Application of Least Squares to GPS | | June 1st 2015 GPS Smoothing Example Continued

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