-
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.
-
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.
-
公开(公告)号：US20180144185A1
公开(公告)日：2018-05-24
申请号：US15626440
申请日：2017-06-19
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Byungin YOO , Youngjun KWAK , Youngsung KIM , Seonmin RHEE , Chang Kyu CHOI
CPC classification number: G06K9/00308 , G06K9/00228 , G06K9/00255 , G06K9/00288 , G06K9/00302 , G06K9/6256 , G06K9/66
Abstract: A facial expression recognition method includes actuating a processor to acquire an input image including an object; and identifying a facial expression intensity of the object from the input image based on a facial expression recognition model.
-
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.
-
公开(公告)号：US20220148338A1
公开(公告)日：2022-05-12
申请号：US17586161
申请日：2022-01-27
Applicant: Samsung Electronics Co., Ltd.
Inventor： Youngjun KWAK , Byung In YOO , Yong-Il LEE , Yunhao ZHANG , Huxing SUN
Abstract: A method with liveness testing may include: acquiring an infrared (IR) image including an object, and a depth image including the object; generating a first preprocessed IR image by performing first edge enhancement preprocessing on the IR image; generating a preprocessed depth image by performing second edge enhancement preprocessing on the depth image; and determining whether the object is a genuine object based on the first preprocessed IR image and the preprocessed depth image.
-
Patent Agency Ranking
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.
-
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.
-
公开(公告)号：US20190034708A1
公开(公告)日：2019-01-31
申请号：US16148587
申请日：2018-10-01
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Byungin YOO , Youngjun KWAK , Jungbae KIM , Jinwoo SON , Changkyo LEE , Chang Kyu CHOI , Jaejoon HAN
CPC classification number: G06K9/00288 , G06K9/00107 , G06K9/00114 , G06K9/00228 , G06K9/00268 , G06K9/00899 , G06K9/00906 , G06K9/50 , G06N3/04 , G06N3/08
Abstract: A liveness test method and apparatus is disclosed. A processor implemented liveness test method includes extracting an interest region of an object from a portion of the object in an input image, performing a liveness test on the object using a neural network model-based liveness test model, the liveness test model using image information of the interest region as provided first input image information to the liveness test model and determining liveness based at least on extracted texture information from the information of the interest region by the liveness test model, and indicating a result of the liveness test.
-
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.
-
公开(公告)号：US20210406569A1
公开(公告)日：2021-12-30
申请号：US17468995
申请日：2021-09-08
Applicant: Samsung Electronics Co., Ltd.
Inventor： Byungin YOO , Jingtao XU , Chao ZHANG , Hao FENG , Yanhu SHAN , Youngjun KWAK , Youngsung KIM , Wonsuk CHANG , Jaejoon HAN
IPC: G06K9/00
Abstract: A liveness test method and apparatus is disclosed. The liveness test method includes detecting a face region in an input image for a test target, implementing a first liveness test to determine a first liveness value based on a first image corresponding to the detected face region, implementing a second liveness test to determine a second liveness value based on a second image corresponding to a partial face region of the detected face region, implementing a third liveness test to determine a third liveness value based on an entirety of the input image or a full region of the input image that includes the detected face region and a region beyond the detected face region, and determining a result of the liveness test based on the first liveness value, the second liveness value, and the third liveness value.
-
-
-
-
-
-
-
-
-
Search Results
37
records
(took 0.019 seconds)
