New contributed package 'stream.net' is available on CRAN.
Description: Functions with example data for creating, importing,
attributing, analyzing, and displaying stream networks
represented as binary trees. Capabilities include
importing network topology and attributes from GIS data,
upstream and downstream distance matrices, stochastic
network generation, segmentation of network into
reaches, adding attributes to reaches with specified
statistical distributions, interpolating reach
attributes from sparse data, analyzing autocorrelation
of reach attributes, and creating maps with legends of
attribute data. Target applications include dynamic
fish modeling.
Denis White
US EPA
Corvallis, Oregon, USA
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