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casualties_lookup
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Stats19 schema and variables |
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cluster_junction()
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Cluster junction points into polygons |
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crashes_wf
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Sample STATS19 data |
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line_segment_sf()
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Break a line into segments |
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nn_line()
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Fast search for the nearest lines to a set of points |
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nn_point()
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Fast search for the nearest point to another set of points |
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osm_consolidate()
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Consolidate roads into simplified network |
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osm_get_junctions()
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Extract junction points from OSM road linestrings |
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osm_main_roads()
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Select the main roads from OSM |
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tc_data_osm
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Example OSM dataset |
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tc_get_cid()
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Get traffic calming data from the Cycling Infrastructure Database (CID) |
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tc_get_osm()
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Get traffic calming interventions from OpenStreetMap |
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tc_join_stats19()
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Basic draft of tc_join_stats19_ac whilst I try to understand issue #24. |
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tc_join_stats19_for_upset()
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Join STATS19 tables to generate UpSet plots with. In the case of vehicle
type UpSet plots, the columns will be types of vehicles and a boolean
to indicate if they were involved in the particular crash. The accident
severity will remain as column too. |
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tc_recode()
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Recode character strings based on regular expressions |
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tc_recode_casualties()
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Recode casualty_type variable from STATS19 data |
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tc_recode_speeds_uk()
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Recode maxspeed values in OSM |
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tc_recode_vehicle_type()
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Recode vehicle type |
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tc_traffic_calming()
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Ge traffic calming measures for an area from OSM |
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tc_upset()
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Create 'who-hit-who' visualisations |