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SpaceProjection is an S4 class that stores the intermediate and final matrices produced during signal projection in a PathwaySpace object. It is created internally by circularProjection or polarProjection and is not intended to be constructed directly by the user.

Value

A SpaceProjection object.

Slots

coordinates

A numeric matrix with one row per graph node and four columns (X, Y, Xint, Yint), storing continuous and integer grid coordinates for each node.

floor

A numeric matrix of dimensions nrc x nrc representing the projection floor, used to mask regions outside the graph silhouette.

signal

A numeric matrix of dimensions nrc x nrc storing the smoothed signal values before final scaling.

result

A numeric matrix of dimensions nrc x nrc containing the final projected signal, scaled to [0, 1] (or [-1, 1] for "negpos" scale types).

See also