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![Estimated track (red line) and true track obtained using gps (black... | Download Scientific Diagram Estimated track (red line) and true track obtained using gps (black... | Download Scientific Diagram](https://www.researchgate.net/profile/Henrik-Baktoft/publication/338010182/figure/fig2/AS:837437760761856@1576672129000/X-and-Y-coordinates-of-true-track-black-and-estimated-track-red-Broken-red-lines_Q320.jpg)