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misc:investigations:lps-precision [2017-05-11 15:14] kristoffer |
misc:investigations:lps-precision [2021-06-24 16:39] (current) kimberly |
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+ | <WRAP center round important 60%> | ||
+ | This page has deprecated and will be archived. Please go to [[https:// | ||
+ | </ | ||
====== Measurements of accuracy and precision of the Loco Positioning system ====== | ====== Measurements of accuracy and precision of the Loco Positioning system ====== | ||
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| 1.62 | 4.80 | 1.44 | 1.67 |0.03 | 4.64 |-0.16| 1.40 |-0.27| 0.013 | 0.0093 | 0.013 | | | 1.62 | 4.80 | 1.44 | 1.67 |0.03 | 4.64 |-0.16| 1.40 |-0.27| 0.013 | 0.0093 | 0.013 | | ||
+ | [[https:// | ||
===== Measurement of accuracy and noise of 3D estimate and ranges ===== | ===== Measurement of accuracy and noise of 3D estimate and ranges ===== | ||
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=== Analysis === | === Analysis === | ||
+ | |||
+ | == Estimated position == | ||
+ | |||
+ | ^ Physical position ^^^ Average estimated position ^^^^^^ Std-dev of estimated position ^^^ Average error ^ | ||
+ | ^ X ^ Y ^ Z ^ X ^ Err ^ Y ^ Err ^ Z ^ Err ^ X ^ Y ^ Z ^ distance ^ | ||
+ | | 5.00 | 1.50 | 0.76 | 4.96 | 0.017 | 1.60 | 0.041 | -0.096 | -0.213 | 0.017 | 0.018 | 0.015 | 0.237 | | ||
== Raw range measurements == | == Raw range measurements == | ||
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Average and standard deviations are calculated on all data, including outliers. | Average and standard deviations are calculated on all data, including outliers. | ||
- | The main part of the error should be the caused by the antenna delay, expected to be the same for all anchors. | + | The main part of the error should be caused by the antenna delay, expected to be the same for all anchors. |
^ ^ Physical ^ Raw range measurements ^^^ | ^ ^ Physical ^ Raw range measurements ^^^ | ||
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| 5 | 2.20 | 1.90 | 0.008 | 0.30 | | | 5 | 2.20 | 1.90 | 0.008 | 0.30 | | ||
+ | == Histogram over raw range measurements == | ||
+ | {{: |