Exemplary embodiments include an intelligent secure networked architecture configured by at least one processor to execute instructions stored in memory, the architecture comprising a data retention system and a machine learning system, a web services layer providing access to the data retention and machine learning systems, an application server layer that provides a user-facing application that accesses the data retention and machine learning systems through the web services layer and performs processing based on user interaction with an interactive graphical user interface provided by the user-facing application, the user-facing application configured to execute instructions for a method for room labeling for activity tracking and detection, the method including making a 2D sketch of a first room on an interactive graphical user interface, and using machine learning to turn the 2D sketch of the first room into a 3D model of the first room.