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公开(公告)号：US20220130175A1
公开(公告)日：2022-04-28
申请号：US17570711
申请日：2022-01-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Solae LEE , Youngjun KWAK , Sungheon PARK , Byung In YOO , Yong-Il LEE , Hana LEE , Jiho CHOI
Abstract: A method and apparatus for detecting a liveness based on a phase difference are provided. The method includes generating a first phase image based on first visual information of a first phase, generating a second phase image based on second visual information of a second phase, generating a minimum map based on a disparity between the first phase image and the second phase image, and detecting a liveness based on the minimum map.
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公开(公告)号：US20210326616A1
公开(公告)日：2021-10-21
申请号：US17022451
申请日：2020-09-16
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hana LEE , Youngjun KWAK , Sungheon PARK , Hyeongwook YANG , Byung In YOO , Juwoan YOO , Solae LEE , Yong-Il LEE , Jiho CHOI
Abstract: Disclosed is a method and apparatus for testing a liveness, where the liveness test method includes receiving a color image and a photodiode (PD) image of an object from an image sensor comprising a pixel formed of a plurality of PDs, preprocessing the color image and the PD image, and determining a liveness of the object by inputting a result of preprocessing the color image and a result of preprocessing the PD image into a neural network.
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公开(公告)号：US20210264182A1
公开(公告)日：2021-08-26
申请号：US17017118
申请日：2020-09-10
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Solae LEE , Youngjun KWAK , Sungheon PARK , Byung In YOO , Yong-Il LEE , Hana LEE , Jiho CHOI
Abstract: A method and apparatus for detecting a liveness based on a phase difference are provided. The method includes generating a first phase image based on first visual information of a first phase, generating a second phase image based on second visual information of a second phase, generating a minimum map based on a disparity between the first phase image and the second phase image, and detecting a liveness based on the minimum map.
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公开(公告)号：US20240221208A1
公开(公告)日：2024-07-04
申请号：US18471442
申请日：2023-09-21
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sangil JUNG , Jiho CHOI , Seungin PARK , Hyeongseok SON , Byung In YOO , Solae LEE
IPC: G06T7/73
CPC classification number: G06T7/73 , G06T2207/20084 , G06T2207/30196
Abstract: A processor-implemented method with pose estimation includes: receiving an image, instance queries for object identification, and joint queries for joint identification; generating first heat maps associated with objects and second heat maps associated with joints in parallel based on the image, the instance queries, and the joint queries; and estimating respective joint information of a plurality of objects included in the image by combining the first heat maps and the second heat maps.
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公开(公告)号：US20220130176A1
公开(公告)日：2022-04-28
申请号：US17570761
申请日：2022-01-07
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Solae LEE , Youngjun KWAK , Sungheon PARK , Byung In YOO , Yong-Il LEE , Hana LEE , Jiho CHOI
Abstract: A method and apparatus for detecting a liveness based on a phase difference are provided. The method includes generating a first phase image based on first visual information of a first phase, generating a second phase image based on second visual information of a second phase, generating a minimum map based on a disparity between the first phase image and the second phase image, and detecting a liveness based on the minimum map.
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Patent Agency Ranking
公开(公告)号：US20210158509A1
公开(公告)日：2021-05-27
申请号：US16899935
申请日：2020-06-12
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Youngjun KWAK , Minsu KO , Youngsung KIM , Heewon KIM , Ju Hwan SONG , Byung In YOO , Seon Min RHEE , Yong-il LEE , Jiho CHOI , Seungju HAN
Abstract: A processor-implemented method includes: generating a preprocessed infrared (IR) image by performing first preprocessing based on an IR image including an object; generating a preprocessed depth image by performing second preprocessing based on a depth image including the object; and determining whether the object is a genuine object based on the preprocessed IR image and the preprocessed depth image.
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公开(公告)号：US20240242082A1
公开(公告)日：2024-07-18
申请号：US18338732
申请日：2023-06-21
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Seohyung LEE , Jiho CHOI , Byung In YOO
Abstract: An apparatus and method for training a neural network model for classification without a teacher model are disclosed. The includes: selecting classes from a database comprising a set of classes; generating a mean feature group comprising mean features extracted from the selected classes; receiving a batch comprising input data and extracting, by the neural network model, a feature from the input data, wherein the neural network model is to be trained according to a mean feature set; determining a first similarity between the extracted feature and a mean feature corresponding to the input data; determining a second similarity comprising a self-similarity of the mean feature; and updating a parameter of the neural network model based on the first similarity and the second similarity.
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公开(公告)号：US20230283876A1
公开(公告)日：2023-09-07
申请号：US17958564
申请日：2022-10-03
Applicant: Samsung Electronics Co., Ltd.
Inventor： Byung In YOO , Youngjun KWAK , Sungyoul PARK , Solae LEE , Hana LEE , Jiho CHOI
IPC: H04N5/232
CPC classification number: H04N5/23218 , H04N5/23299 , H04N5/23296
Abstract: A device and method with object recognition is included. In one general aspect, an electronic device includes a camera sensor configured to capture a first image of a scene, the camera sensor is configured to perform at least one type of physical camera motion relative to the electronic device, the at least one type of physical camera motion includes rolling, panning, tilting, or zooming the camera sensor relative to the electronic device, and a processor configured to control the camera sensor to perform a physical motion of the physical camera motion type based on detecting an object in the first image, acquire a second image captured using the camera sensor as adjusted based on the performed physical motion, and recognize the object in the second image.
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公开(公告)号：US20210397819A1
公开(公告)日：2021-12-23
申请号：US17106807
申请日：2020-11-30
Applicant: Samsung Electronics Co., Ltd.
Inventor： Sungheon PARK , Youngjun KWAK , Byungin YOO , Solae LEE , Yong-Il LEE , Hana LEE , Jiho CHOI
Abstract: Disclosed is an object recognition method and object recognition apparatus. The object recognition method may include detecting an object region comprising an object in an input image, determining scores corresponding to regions of the object region, determining weights based on the scores and detection information of the object region, determining a final score based on the scores and the determined weights, and determining a result of recognizing the object based on the final score.
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公开(公告)号：US20210174138A1
公开(公告)日：2021-06-10
申请号：US16856221
申请日：2020-04-23
Applicant: Samsung Electronics Co., Ltd.
Inventor： Jiho CHOI , Solae LEE , Hana LEE , Youngjun KWAK , Byung In YOO , Yong-Il LEE
Abstract: A method with image recognition includes: extracting, using a feature extraction layer, feature data from an input image received by an image sensor; and outputting a recognition result of an object appearing in the input image, by applying a fixed mask and a variable mask to the extracted feature data, wherein the variable mask is adjusted in response to the extracted feature data.
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