COVID-19 Impacts On-Demand Ridership in New South Wales: Regional Services More Stable than Urban Counterparts

COVID-19 had a major impact on transit ridership and behavior patterns in New South Wales, Australia, Bracelet and around the world.This paper evaluates impact on on-demand ridership levels using data from the New South Wales Open Data Portal.By separating services by urban and regional locality, it became clear that COVID-19 had impact patronage i

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A New Polar Transfer Alignment Algorithm with the Aid of a Star Sensor and Based on an Adaptive Unscented Kalman Filter

Because of the harsh polar environment, the master strapdown inertial navigation system (SINS) has low accuracy and the system model information becomes abnormal.In this case, existing polar transfer alignment (TA) algorithms which use the measurement information provided by master SINS would lose their effectiveness.In this paper, a new polar TA a

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