# Utility functions¶

Module util provides a set of useful helpers which are currently not attributable to the other modules

 aggregate_in_time Aggregate time series data to a coarser temporal resolution. aggregate_equidistant_tseries Aggregates an equidistant time series to equidistant target time windows. from_to Return a list of timesteps from to of length filter_window_polar Apply a filter of an approximated square window of half size fsize on a given polar image img. filter_window_cartesian Apply a filter of square window size fsize on a given cartesian image img. calculate_polynomial Calculate Polynomial