1. An opening management data processing system configured for managing an opening through gait recognition, the system comprising: a host computer comprising at least one processor and memory and coupled to an automated door; a camera coupled to the host computer and operable to acquire imagery of moving objects as the moving objects approach the automated door; and, a door management module executing in the memory of the host computer, the module comprising program code enabled to determine from captured imagery for a moving object a presence or absence of a gait and to manage an automated opening of the automated door according to the determined presence or absence of a gait of the moving object, a first action for the opening being undertaken in response to determining an absence of a gait in the captured imagery, a second action that differs from the first action for the opening being undertaken in response to determining a presence of a gait for the captured imagery.