公开(公告)号：US11170267B1

公开(公告)日：2021-11-09

申请号：US16893511

申请日：2020-06-05

Applicant: MOTOROLA SOLUTIONS, INC.

Inventor： Chia Ying Lee ,  Ying Wang ,  Weijuan Wu

IPC: G06K9/62 ,  G06K9/00 ,  G06K9/20

Abstract: A method, system and computer program product for region proposals are disclosed. The method includes generating a map of a video frame by calculating a plurality of pixel-level values. Each pixel-level value corresponds to a respective one of a plurality of pixels and provides an associated indication of how likely the respective one of the plurality of pixels forms part of a particular object of interest.

公开(公告)号：US11164438B2

公开(公告)日：2021-11-02

申请号：US16837781

申请日：2020-04-01

Applicant: Motorola Solutions, Inc.

Inventor： Dung-Han Lee ,  Yanyan Hu ,  Qifan Liang ,  Kangyan Liu ,  Yin Wang ,  Weijuan Wu ,  Chia Ying Lee

IPC: G08B21/18 ,  G06N5/04 ,  G06N20/00 ,  G06Q50/26

Abstract: Methods for detecting anomalies in a geographic area include receiving, from an electronic computing device, expected relationship data indicating expected relationships between a plurality of entities within the geographic area; detecting the plurality of entities within the geographic area; generating observed relationship data indicating observed relationships between the plurality of entities; identifying the expected relationships between the plurality of entities based on the expected relationship data; determining that a given observed relationship between two entities of the plurality of entities is likely to represent an anomaly based on the expected relationship data; and providing an electronic notification to a safety officer, the electronic notification indicating that the given observed relationship is likely to represent the anomaly.