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layer:
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id: "obs_roads"
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description: |
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Road segment statistics for OBS events
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buffer_size: 4
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fields:
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2021-10-31 19:50:09 +00:00
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distance_overtaker_min: |
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Overtaker minimum distance in meters.
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distance_overtaker_max: |
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Overtaker maximum distance in meters.
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distance_overtaker_mean: |
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Overtaker mean distance in meters.
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distance_overtaker_median: |
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Overtaker median distance in meters.
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distance_overtaker_array: |
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All overtaker distance values in meters.
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overtaking_event_count: |
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Number of overtaking events.
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2022-03-16 21:05:58 +00:00
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usage_count: |
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Number of times the road was traveled on.
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direction: |
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Contains -1 for events while going along the way backwards, 1 for
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forwards. Each road is emitted twice, if it has data for both directions,
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even if it is oneway.
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2022-05-02 20:00:17 +00:00
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zone: |
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ural or urban
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2021-10-31 19:50:09 +00:00
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offset_direction: |
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Factor for offset to shift the line to the driving side. One of -1, 0, 1.
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2021-10-10 10:32:28 +00:00
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defaults:
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2023-04-01 14:44:47 +00:00
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srs: EPSG:3857
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2021-10-10 10:32:28 +00:00
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datasource:
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srid: 3857
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geometry_field: geometry
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key_field: way_id
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key_field_as_attribute: no
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query: |
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(
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SELECT
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way_id,
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geometry,
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distance_overtaker_mean,
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distance_overtaker_min,
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distance_overtaker_max,
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distance_overtaker_median,
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distance_overtaker_array,
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overtaking_event_count,
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usage_count,
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direction,
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2022-05-02 20:00:17 +00:00
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zone,
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offset_direction
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2022-05-02 19:14:32 +00:00
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FROM layer_obs_roads(!bbox!, z(!scale_denominator!), user_id, min_time, max_time)
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) AS t
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schema:
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- ./layer.sql
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