pub fn topo() -> Result<DataFrame, PolarsError>Expand description
§Spatial Topographic Data
§Description:
The ‘topo’ data frame has 52 rows and 3 columns, of topographic heights within a 310 feet square.
§Usage:
topo
§Format:
This data frame contains the following columns:
- ‘x’ x coordinates (units of 50 feet)
- ‘y’ y coordinates (units of 50 feet)
- ‘z’ heights (feet)
§Source:
Davis, J.C. (1973) Statistics and Data Analysis in Geology. Wiley.
§References:
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.