Patent ID: 11861927
Assignee: AMAZON TECHNOLOGIES, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 9:
10. A method comprising:
identifying features of at least a first subject, wherein the features have first locations represented by positions in three-dimensional space using data in a first set of sequences of images captured over a first period of time;
identifying candidate features for matching with the features of the first subject, wherein the candidate features have second locations represented by positions in three-dimensional space using data in a second set of sequences of images captured over a second period of time;
tracking movement of the first subject by matching the features of the first subject over the first period of time with the candidate features over the second period of time; and
updating the first locations of features of the first subject with the second locations of the candidate features,
wherein the features comprise joints of a plurality of different types,
wherein the first subject is represented by a set of candidate joints, and
wherein the set of candidate joints is updated using the candidate features.