Compute calibration residuals

Returns the matrix of calibration residuals (fitted minus observed) for each census tract and calibration bracket. Both the weight matrix and travel time matrix are kept by default.

Usage

# S3 method for class 'interpElections_result'
residuals(object, ...)

Arguments

object

An interpElections_result object.

...

Ignored.

Value

Numeric matrix [n x k] of residuals (fitted - observed), where k is the number of calibration brackets. Returns NULL (with a message) if the required data is not available.