NEWS

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pycnogrid 0.2.0 (2026-07-10)

• Added to_grid() as the main interface for pycnophylactic interpolation to multiple grid systems.
• Added support for A5, S2, ISEA, local raster and local hex grids.
• Added cell_inclusion and cell_allocation options.
• Added support for higher-order neighbourhood smoothing.
• Added package vignette and expanded examples.
• Improved tests and CRAN-readiness.

pycnogrid 0.1.0

• Initial development release.
• Added to_h3() for pycnophylactic interpolation to H3 grids.
• Added example NYC census tract datasets.
• Added unit tests and vignette infrastructure.