Rpubs documents and sample data. My Rpubs webpage here.
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text mining with R
Shows, how R can be used to access Elasticsearch database, retrieve documents and perform some basic text mining -- looking for highly correlated terms and perform clustering.
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trajectory similarity
Example of how Dynamic Time Warping can be used to calculate simmilarity between spatial trajectories.
Includes sample data.
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spatial network analysis
How to transform SpatialLines to graph, which enables network analysis and to to find shortest path between two points.
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segmentation of spatial lines
Functions to cut SpatialLines object into segments with even size and return them as a SpatialLines object.
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temporal distribution roadkills
Example of a nice plot.
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k-shortest paths
How to calculate k-shortest paths using variant of Yen's algorithm and
igraphpackage -
calculate stationing
Create simple Linear Referencing System - snap points to lines and calculate their stationing (position from the start)