which one is used to compare the time of day with night time? which time series does a sensor use? when are day-time and night-time signals compared in a time series when comparing two signals what is the difference how to compare the night time and day time signals how to compare time series and time series when comparing night time vs day time what is the difference between the two sets of data in a matrix compare the night time to day time comparing two sets of observations to determine if a signal is significantly different comparing two time series of data when does night time data compare to morning time what is the difference of a night and day time sensor how to compare a night and day time sensor which sensor is better comparing day and night time how do you tell if a timer is night time when to compare time series which time interval is used to compare day time and night time? how does one comparate the data in a sensor? how to compare night and day time what is the best way to compare day time to night time?