15  Cheat sheet

Goal	Canonical function
create a memory cube	ocean_cube()
read local NetCDF	read_nc()
materialize a lazy cube	cube_collect()
validate / inspect	cube_validate() / cube_inspect()
select / crop	cube_slice() / cube_crop()
extract point, profile, series, or path	cube_extract() / cube_transect()
map / section / profile	viz.map() / viz.section() / viz.profile()
plot transect / raw time series	viz.transect() / viz.timeseries()
aggregate historical time	cube_aggregate_time()
recurrent day/month/season climatology	cube_climatology()
difference or standardized anomaly	cube_anomaly()
descriptive per-cell temporal slope	cube_trend()
mask / area / thickness / volume	cube_mask() / cube_cell_area() / cube_layer_thickness() / cube_cell_volume()
polygon weights	cube_polygon_weights()
spatial indicators and inference	downstream spatind

Compatibility helpers are to_month(), clim_day(), clim_month(), anom_diff(), anom_z(), and signal_noise(). The last returns abs(z) by default or signed z; it is not a generic signal-to-noise ratio.