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idem-lab / sdmtools

Helper functions for workflows used in modelling species distributions
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functionalise weiss/nelson friction surface calculator #36

Closed geryan closed 3 weeks ago

geryan commented 4 months ago

Per https://figshare.com/articles/dataset/Travel_time_to_cities_and_ports_in_the_year_2015/7638134/3?file=15157457 in https://www.nature.com/articles/s41597-019-0265-5

geryan commented 4 months ago

also needs convert from raster to terra - are there issues with gdistance not playing with terrra?

geryan commented 4 months ago

Issue specifically with gdistance::transition, as used to calculate surface. per: https://github.com/AgrDataSci/gdistance/issues/3#issuecomment-1566217543

geryan commented 4 months ago

Creating stand-alone package for this which should be fully subsumed / exported through this package somehow https://github.com/geryan/traveltime

geryan commented 4 months ago

https://github.com/geryan/traveltime/issues/2

geryan commented 3 weeks ago

Closing as this is done here https://github.com/idem-lab/traveltime