Granted Patent B2

US 12,361,716 · App. 18/440,179 · Granted Jul 15, 2025

Inventor: Tetsuya Takayanagi (Osaka, JP)

Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.

G06V20/52G06F9/542G06T7/70G06V40/10G06V40/172G16H50/30G06T2207/30201

Abstract

Claims (30)

1. A method executed by a computer, the method comprising:

obtaining image information including a first image of a face of a first person and a second image of a face of a second person;

calculating a distance between the first person and the second person, based on the first image and the second image;

determining whether the first person and the second person are having a conversation with each other, based on the calculated distance;

measuring, when it is determined that the first person and the second person are having a conversation with each other, a conversation time during which the first person and the second person are having a conversation with each other; and

transmitting, when the measured conversation time exceeds a predetermined time, infection notification information indicating that a risk of the first person contracting infectious disease is high to a terminal apparatus,

wherein the infection notification information includes a name of the first person and a feature of the second person.

2. The method according to claim 1 ,

wherein the first image and the second image are captured with a camera installed in a predetermined facility.

3. A recording medium storing a program that, when executed by a computer, causes the computer to execute a process, the recording medium being a non-volatile computer-readable recording medium, the process comprising:

obtaining image information including a first image of a face of a first person and a second image of a face of a second person;

calculating a distance between the first person and the second person, based on the first image and the second image;

determining whether the first person and the second person are having a conversation with each other, based on the calculated distance;

measuring, when it is determined that the first person and the second person are having a conversation with each other, a conversation time during which the first person and the second person are having a conversation with each other; and

transmitting, when the measured conversation time exceeds a predetermined time, infection notification information indicating that a risk of the first person contracting infectious disease is high to a terminal apparatus,

wherein the infection notification information includes a name of the first person and a feature of the second person.

4. The recording medium according to claim 3 ,

wherein the first image and the second image are captured with a camera installed in a predetermined facility.

5. A system comprising:

a camera; and

an apparatus, wherein

the apparatus

obtains image information from the camera, the image information including a first image of a face of a first person and a second image of a face of a second person,

calculates a distance between the first person and the second person, based on the first image and the second image,

determines whether the first person and the second person are having a conversation with each other, based on the calculated distance,

measures, when it is determined that the first person and the second person are having a conversation with each other, a conversation time during which the first person and the second person are having a conversation with each other, and

transmits, when the measured conversation time exceeds a predetermined time, infection notification information indicating that a risk of the first person contracting infectious disease is high to a terminal apparatus,

wherein the infection notification information includes a name of the first person and a feature of the second person.

6. The system according to claim 5 ,

wherein the first image and the second image are captured with the camera installed in a predetermined facility.

Priority Claims (1)

Continuity (3)

References Cited (11)