road.segments: Dodson and Tobler's street data transformed into road...

In cholera: Amend, Augment and Aid Analysis of John Snow's Cholera Map

Dodson and Tobler's street data transformed into road segments.

Description

This data set transforms Dodson and Tobler's street data to give each straight line segment of a "road" a unique ID.

Usage

road.segments

Format

A data frame with 657 observations and 7 variables. The data describe the straight line segments used to recreate the roads on Snow's map.

street

numeric street ID, which range between 1 and 528

id

character segment ID

name

road name

x1

x-coordinate of first endpoint

y1

y-coordinate of first endpoint

x2

x-coordinate of second endpoint

y2

y-coordinate of second endpoint

Note

roadSegments documents the code for these data.

See Also

roads

vignette("road.names")

streetNameLocator

streetNumberLocator

segmentLocator

cholera documentation built on March 7, 2023, 5:31 p.m.