10#include <tracking/trackFindingCDC/filters/base/Filter.h> 
   11#include <tracking/trackFindingCDC/numerics/WithWeight.h> 
   12#include <tracking/ckf/pxd/entities/CKFToPXDState.h> 
Specialized CKF State for extrapolating into the PXD.
Base class for filters on a generic object type.
Abstract base class for different kinds of events.