TransformSpec
TransformSpec =
BinTransform|AggregateTransform|StackTransform|SortTransform|FilterTransform|DensityTransform|RegressionTransform|WindowTransform|ContourTransform|SpatialBinTransform
Defined in: spec/transform.ts:157
A declarative step between the frame and the encoding.
Transforms are data operations with names and complexities, so their
implementations live in @ac-kit/math-stats, @ac-kit/math-grid and
@ac-kit/algo; this vocabulary only says which one to apply.