Patent ID: 9292738
Filing Date: 2016-03-22
CPC Classification: G06K,G06T,G09C,H04L,H04W

Claim Text:
1. A method comprising the acts: sending data from a first system to a remote second system, the data identifying an incomplete subset of locations in an image of a subject, the first system comprising a computer server, the second system comprising a portable user device located remotely from said server, said sent data comprising multiple elements, each of which identifies a location within said image; receiving intra-image gradient information from the portable user device, the intra-image gradient information comprising gradient data at said incomplete subset of locations in the image; obtaining pose information about a spatial relationship between the subject and a camera that captured said image; processing (a) the received intra-image gradient information, (b) the pose information, and (c) key information, to yield result data, said processing being performed by a processor in the computer server configured to perform such act, the key information not being available to the portable user device; and sending at least some of the result data from the computer server.