Patent ID: 8894576
Filing Date: 2014-11-25
Classification: A61B

Abstract:
1. A computerized method of automatically inferring answers to questions of clinical functional assessment instruments activities of daily living (ADLs), and instrumental activities of daily living (IADLs), said method comprising: date and time stamping sensor firings from a plurality of sensors; storing a log of the date and time stamped sensor firings; and applying a set of rules by a computer processor that examine and analyze spatial-temporal relationships of multiple sensors' firings to automatically infer the occurrence of activities of interest of a human subject, wherein said rules include at least the following: wherein said spatial-temporal relationships are defined as sequences of said multiple sensors firings and locations of said multiple sensors, wherein the rule that infers bathing/showering of the subject is configured to discriminate between bathing/showering of the subject and other acts associated with increased humidity in the bathroom, and wherein the inference that the subject has engaged in the activity of interest includes an inference as to whether the subject has engaged in the activity of interest without assistance from another person based on a historical analysis of motion detected prior to the activity of interest in a plurality of locations.