Available Basic Questions: Domain Objects

A series of ruby modules defines which questions may be asked of the data. Below is a running list of the questions available in the core modules.

Note: The core modules reflect the domain language of OSM Data structures: Nodes, Ways, Relations, etc.

####Available time spans for Node, Way, Relation, Changeset queries

• _x_hour
• _x_day
• _x_month
• _x_year

:step is an available argument for these, but do be careful: _x_hour(step: 72) may crash, use _x_day(step: 3) instead

Node Questions

• total_nodes_edited
• number_of_new_nodes
• number_of_nodes_edited_by_new_mappers
• number_of_nodes_edited_by_experienced_mappers
• mean_nodes_per_mapper
• median_nodes_per_mapper
• nodes_grouped_by_mapper

Way Questions

• way_added_count
• new_ways_per_day
• number_of_ways_edited
• number_of_buildings_edited

Relation Questions

• relation_edit_count
• relation_added_count

Changeset Questions:

• total_changesets_created
• mean_changesets_per_mapper
• median_changesets_per_mapper
• number_of_changesets_by_new_mappers
• number_of_changesets_by_experienced_mappers
• average_changeset_area
• average_changeset_node_density
• median_changeset_node_density
• average_geographic_overlaps_per_changeset

User Questions

• new_user_count
• experienced_user_count
• total_user_count
• experienced_contributors
• all_contributors_with_count
• all_contributors_with_geometry
• top_contributors_by_changesets

Bbox Questions

• bbox_geojson_geometry