x[frame, unit] is filter_scale().
# S3 method for class 'NestedScale'
x[i, j, ...]
# S3 method for class '`nestedscales::NestedScale`'
x[i, j, ...]A NestedScale.
Frame name.
Unit codes to keep.
Unused.
A NestedScale.
scale_example()["sector", "P"]
#> NestedScale: example[sector:P]
#> Description: Synthetic example: reused code, non-nesting frame pair, and an unassigned atom
#> Frames (4, coarsest first):
#> - sector (1)
#> - class (2)
#> - group (2)
#> - unit (4)
#> Atoms: 4
#> Weights: size, count (default: size)