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A set of ordered co-ordinates that represent the shape of geographic features too narrow to be displayed as an area at the given scale (contours, street centrelines, or streams), or linear features with no area (county boundary lines)
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Calculating attributes of partially overlapping lines (roads, speeds) in QGIS
I have traffic speed data for a city covering 24 hours, represented as 24-line shapefiles. I want to calculate the average speed for the day, but many roads have partial overlaps. … In the provided diagram, the bright blue sections represent line data collected during the same time period. For example, the lines in Figure B are part of the lines in Figure A. …