Patent ID: 11889232
Assignee: VERGESENSE, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G  Y | IPC G  H

Claim 4:
5. The method of claim 1, further comprising:
accessing a third image recorded by the sensor block at a third time;
extracting a third set of features from the third image;
based on the third set of features:
detecting the work surface present in the work area;
detecting a second cluster of objects within the distance threshold of the work surface; and
detecting absence of humans within the distance threshold of the work surface; and

in response to detecting the second cluster of objects within the distance threshold of the work surface and in response to detecting absence of humans:
updating the occupancy status of the work surface to indicate the work surface as occupied with humans absent; and
generating a notification to alert maintenance staff to clean the work area.