US-12619780-B2 - Information processing system and information processing method

US12619780B2US 12619780 B2US12619780 B2US 12619780B2US-12619780-B2

Abstract

Provided is an information processing system and an information processing method capable of easily setting or changing an anonymization target to be anonymized according to use of an image captured in a medical facility. Anonymization candidates that can be an anonymization target included in a target image captured in a medical facility are detected, an anonymization target in the target image is determined on the basis of an operation of a user, and an anonymized image obtained by anonymizing an image region of the anonymization target determined by the anonymization target determination unit among the anonymization candidates detected by the image recognition unit is generated for the target image.

Inventors

Takeshi Maeda
Kana MATSUURA
Takuya Nakamura

Assignees

Sony Group Corporation

Dates

Publication Date: 20260505
Application Date: 20220225
Priority Date: 20210721

Claims (15)

1 . An information processing system, comprising: an image recognition unit configured to detect a plurality of anonymization candidates included in a target image captured in a medical facility; an anonymization target determination unit configured to determine, based on an operation of a user, an anonymization target of the plurality of anonymization candidates in the target image; an image processing unit configured to generate, for the target image, an anonymized image obtained by an anonymizing operation on an image region of the determined anonymization target; and a face recognition unit configured to detect a face image from the generated anonymized image, wherein the face image comprises an image of a face of the determined anonymization target, the image processing unit is further configured to perform an additional anonymization operation on the image region of the determined anonymization target based on the detected face image, and the anonymization target determination unit is further configured to: generate an input image; present the detected face image in the input image; and present a face detection unit that allows the user to select whether to perform the additional anonymization operation on the image region.
2 . The information processing system according to claim 1 , wherein the image recognition unit is further configured to detect a person, a display, or an object on which identification information is written as the plurality of anonymization candidates.
3 . The information processing system according to claim 1 , wherein the image recognition unit is further configured to: detect a person as an anonymization candidate of the plurality of anonymization candidates; and determine a role of the detected person as identification information of the person.
4 . The information processing system according to claim 3 , wherein the anonymization target determination unit is further configured to determine the person as the anonymization target based on the identification information of the person.
5 . The information processing system according to claim 1 , wherein the anonymization target determination unit is further configured to generate the input image to present to the user for selection of the anonymization target.
6 . The information processing system according to claim 5 , wherein the anonymization target determination unit is further configured to: present, in the input image, the detected plurality of anonymization candidates; and present a selection unit that allows the user to select whether to determine an anonymization candidate of the presented plurality of anonymization candidates as the anonymization target.
7 . The information processing system according to claim 6 , wherein the image recognition unit is further configured to: detect a plurality of persons as the plurality of anonymization candidates; and determine a role of each person of the detected plurality of persons as identification information, the anonymization target determination unit is further configured to present the selection unit that allows the user to select whether or not to determine at least one anonymization candidate, of the plurality of anonymization candidates, for each piece of the identification information as at least one anonymization target, and the at least one anonymization target comprises the anonymization target.
8 . The information processing system according to claim 6 , wherein the image recognition unit is further configured to: detect a person as the anonymization candidate of the plurality of anonymization candidates; and determine a role of the person as individual identification information, and the anonymization target determination unit is further configured to present the selection unit that allows the user to select whether to determine, based on the individual identification information, the person as the anonymization target.
9 . The information processing system according to claim 6 , wherein the anonymization target determination unit is further configured to present, in the input image, the generated anonymized image.
10 . The information processing system according to claim 6 , wherein the anonymization target determination unit is further configured to present an entire anonymization selection unit that allows the user to select whether to anonymize an entirety of the target image in the input image.
11 . The information processing system according to claim 1 , wherein the anonymization target determination unit is further configured to determine the anonymization target for each output destination of a plurality of output destinations of the anonymized image.
12 . The information processing system according to claim 5 , wherein the image recognition unit is configured to: detect an instrument in which at least one of a company name or an instrument name is written as an anonymization candidate of the plurality of anonymization candidates, and set the at least one of the company name or the instrument name as identification information of the instrument.
13 . The information processing system according to claim 1 , wherein the image processing unit is further configured to generate, for the target image, the anonymized image by one of a mosaic processing operation or a blurring processing operation of the image region of the anonymization target.
14 . An information processing method, comprising: in an information processing system: detecting, by an image recognition unit, a plurality of anonymization candidates included in a target image captured in a medical facility; determining, by an anonymization target determination unit, an anonymization target of the plurality of anonymization candidates in the target image based on an operation of a user; generating, by an image processing unit, for the target image, an anonymized image obtained by an anonymizing operation on an image region of the determined anonymization target; detecting, by a face recognition unit, a face image from the generated anonymized image, wherein the face image comprises an image of a face of the determined anonymization target; performing, by the image processing unit, an additional anonymization operation on the image region of the determined anonymization target based on the detected face image; generating, by the anonymization target determination unit, an input image; presenting, by the anonymization target determination unit, the detected face image in the input image; and presenting, by the anonymization target determination unit, a face detection unit that allows the user to select whether to perform the additional anonymization operation on the image region.
15 . A non-transitory computer-readable medium having stored thereon, computer-executable instructions which, when executed by a computer, cause the computer to execute operations, the operations comprising: detecting a plurality of anonymization candidates included in a target image captured in a medical facility; determining an anonymization target of the plurality of anonymization candidates in the target image based on an operation of a user; generating, for the target image, an anonymized image obtained by an anonymizing operation on an image region of the determined anonymization target; detecting a face image from the generated anonymized image, wherein the face image comprises an image of a face of the determined anonymization target; performing an additional anonymization operation on the image region of the determined anonymization target based on the detected face image; generating an input image; presenting the detected face image in the input image; and presenting a face detection unit that allows the user to select whether to perform the additional anonymization operation on the image region.

Description

CROSS REFERENCE TO RELATED APPLICATIONS This application is a U.S. National Phase of International Patent Application No. PCT/JP2022/007794 filed on Feb. 25, 2022, which claims priority benefit of Japanese Patent Application No. JP 2021-120291 filed in the Japan Patent Office on Jul. 21, 2021. Each of the above-referenced applications is hereby incorporated herein by reference in its entirety. TECHNICAL FIELD The present technology relates to an information processing system, an information processing method, and a program, and more particularly, to an information processing system, an information processing method, and a program capable of easily setting or changing an anonymization target to be anonymized according to use of an image captured in a medical facility. BACKGROUND ART Patent Document 1 discloses a technique for preventing an individual from being identified from a medical image. CITATION LIST Patent Document Patent Document 1: Japanese Patent Application Laid-Open No. 2020-62215 SUMMARY OF THE INVENTION Problems to be Solved by the Invention An image captured in a medical facility may be used for various purposes, and it is desirable to easily set and change an anonymization target to be anonymized in the image according to the purpose. The present technology has been made in view of such a situation, and makes it possible to easily set or change an anonymization target to be anonymized according to the use of an image captured in a medical facility. Solutions to Problems An information processing system or a program of the present technology is an information processing system including: an image recognition unit that detects anonymization candidates that can be an anonymization target included in a target image captured in a medical facility; an anonymization target determination unit that determines an anonymization target in the target image on the basis of an operation of a user; and an image processing unit that generates, for the target image, an anonymized image obtained by anonymizing an image region of the anonymization target determined by the anonymization target determination unit among the anonymization candidates detected by the image recognition unit, or a program for causing a computer to function as such an information processing system. An information processing method of the present technology is an information processing method in an information processing system including: an image recognition unit; an anonymization target determination unit; and an image processing unit, the information processing method including: detecting, by the image recognition unit, anonymization candidates that can be an anonymization target included in a target image captured in a medical facility; determining, by the anonymization target determination unit, an anonymization target in the target image on the basis of an operation of a user; and for the target image, generating, by the image processing unit, an anonymized image obtained by anonymizing an image region of the anonymization target determined by the anonymization target determination unit among the anonymization candidates detected by the image recognition unit. In the information processing system, the information processing method, and the program of the present technology, anonymization candidates that can be an anonymization target included in a target image captured in a medical facility are detected, an anonymization target in the target image is determined on the basis of an operation of a user, and an anonymized image obtained by anonymizing an image region of the anonymization target determined by the anonymization target determination unit among the anonymization candidates detected by the image recognition unit is generated for the target image. BRIEF DESCRIPTION OF DRAWINGS FIG. 1 is a block diagram illustrating a configuration example of an information processing system to which the present technology is applied. FIG. 2 is a diagram exemplifying videos collected by a data collection device. FIG. 3 is a diagram illustrating a result of person information detection processing in a data processing device. FIG. 4 is a diagram illustrating a result of instrument appearance information detection processing in the data processing device. FIG. 5 is a diagram exemplifying an anonymized video generated by anonymization processing in a video server. FIG. 6 is a flowchart illustrating a procedure example of an anonymized video generation process performed by the data processing device and the video server. FIG. 7 is a block diagram illustrating a specific configuration of the information processing system in FIG. 1. FIG. 8 is a block diagram illustrating a configuration example of a person posture recognition unit in a case where a posture of a person is three-dimensionally detected. FIG. 9 is an explanatory diagram in a case where a posture of a person included in an image is detected by a skeleton. FIG. 10 is an explanatory diagra