Differences
This shows you the differences between two versions of the page.
Both sides previous revision Previous revision Next revision | Previous revision | ||
dev:desktop:preferences:roadmark_detection [2021/04/16 11:24] paulien [Algorithm] |
dev:desktop:preferences:roadmark_detection [2023/05/30 14:53] karen removed |
||
---|---|---|---|
Line 2: | Line 2: | ||
This page describes only the parameters and preferences of Roadmark Detector. \\ | This page describes only the parameters and preferences of Roadmark Detector. \\ | ||
- | Full documentation about semi-automatic detectors, see [[dev: | + | Full documentation about semi-automatic detectors, see [[dev: |
- | General concepts of Detectors Preferences, | + | |
+ | {{orbitgis:how_to_find.png? | ||
+ | |||
+ | ===== Concepts ===== | ||
Line 33: | Line 36: | ||
The position of a small section is projected from the previous, then moved sideways by this side step. | The position of a small section is projected from the previous, then moved sideways by this side step. | ||
- | ==== Reflectivity | + | ==== Reflectivity |
- | The reflectivity | + | The reflectivity |
==== Dashed Lines ==== | ==== Dashed Lines ==== | ||
Line 41: | Line 44: | ||
=== High Reflective Pts Percentage === | === High Reflective Pts Percentage === | ||
- | The reflectivity treshold to get a new segment is a percentage of the average intensity of last segment points. | + | Use this percentage of higher reflectivities to calculate next reflectivity threshold. eg. next threshold is the average intensity of 10% higher intense point multiplied by intensity threshold parameter. |
=== Consecutive Segs Null Max === | === Consecutive Segs Null Max === |