Patents by Inventor Byungin Yoo
Byungin Yoo has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20190228248Abstract: A processor-implemented liveness test method includes: obtaining a color image including an object and an infrared (IR) image including the object; performing a first liveness test using the color image; performing a second liveness test using the IR image; and determining a liveness of the object based on a result of the first liveness test and a result of the second liveness test.Type: ApplicationFiled: December 11, 2018Publication date: July 25, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Jaejoon HAN, Youngjun KWAK, ByungIn YOO, Changkyu CHOI
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Patent number: 10360467Abstract: At least some example embodiments disclose a device and a method for generating a synthetic image and a different-angled image and eliminating noise. The method may include receiving input images, extracting feature values corresponding to the input images using an image learning model, the image learning model permitting an input and an output to be identical and generating a synthetic image based on the feature values corresponding to the input images using the image learning model.Type: GrantFiled: November 3, 2015Date of Patent: July 23, 2019Assignees: SAMSUNG ELECTRONICS CO., LTD., KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Byungin Yoo, Jun Ho Yim, Jun Mo Kim, Hee Chul Jung, Chang Kyu Choi, Jaejoon Han
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Publication number: 20190205626Abstract: A processor-implemented method includes obtaining an input image including a face of a user, extracting a feature from the input image, estimating a facial expression of the input image and an expressiveness of the facial expression of the input image corresponding to a determined expression intensity of the facial expression based on the extracted feature, normalizing the expressiveness of the facial expression of the input image to a universal expressiveness, and recognizing the facial expression based on the universal expressiveness.Type: ApplicationFiled: October 23, 2018Publication date: July 4, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Youngsung KIM, Chang Kyu CHOI, ByungIn YOO
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Patent number: 10331941Abstract: Face recognition of a face, to determine whether the face correlates with an enrolled face, may include generating a personalized three-dimensional (3D) face model based on a two-dimensional (2D) input image of the face, acquiring 3D shape information and a normalized 2D input image of the face based on the personalized 3D face model, generating feature information based on the 3D shape information and pixel color values of the normalized 2D input image, and comparing the feature information with feature information associated with the enrolled face. The feature information may include first and second feature information generated based on applying first and second deep neural network models to the pixel color values of the normalized 2D input image and the 3D shape information, respectively. The personalized 3D face model may be generated based on transforming a generic 3D face model based on landmarks detected in the 2D input image.Type: GrantFiled: June 21, 2016Date of Patent: June 25, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Seon Min Rhee, Jungbae Kim, Byungin Yoo, Jaejoon Han, Seungju Han
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Publication number: 20190147617Abstract: A processor-implemented method includes acquiring, by a processor, a first undirected graph and a second undirected graph, generating, by the processor, a first lattice for the first undirected graph and a second lattice for the second undirected graph; matching, by the processor, the first lattice and the second lattice based on a first global structure of the first lattice and a second global structure of the second lattice, the first global structure corresponding to nodes of the first undirected graph and the second global structure corresponding to nodes of the second undirected graph, and processing the first undirected graph and the second undirected graph based on a result of the matching of the first lattice and the second lattice.Type: ApplicationFiled: November 14, 2018Publication date: May 16, 2019Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hui ZHANG, ByungIn YOO, Deheng QIAN
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Patent number: 10275684Abstract: An authentication method and apparatus, and a method and apparatus for training a recognizer are provided. The authentication method may include determining whether authentication of an input image succeeds by comparing a similarity associated with an intermediate layer to a threshold.Type: GrantFiled: October 18, 2016Date of Patent: April 30, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seungju Han, Byungin Yoo, Jaejoon Han
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Patent number: 10248844Abstract: A training method of training an illumination compensation model includes extracting, from a training image, an albedo image of a face area, a surface normal image of the face area, and an illumination feature, the extracting being based on an illumination compensation model; generating an illumination restoration image based on the albedo image, the surface normal image, and the illumination feature; and training the illumination compensation model based on the training image and the illumination restoration image.Type: GrantFiled: June 22, 2016Date of Patent: April 2, 2019Assignees: SAMSUNG ELECTRONICS CO., LTD., THE GOVERNING COUNCIL OF THE UNIVERSITY OF TORONTOInventors: Jungbae Kim, Ruslan Salakhutdinov, Jaejoon Han, Byungin Yoo
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Patent number: 10242249Abstract: A method and an apparatus for extracting a facial feature and a method and an apparatus for recognizing a face are provided, in which the apparatus for extracting a facial feature may extract facial landmarks from a current input image, sample a skin region and a facial component region based on the extracted facial landmarks, generate a probabilistic model associated with the sampled skin region and the facial component region, extract the facial component region from a face region included in the input image using the generated probabilistic model, and extract facial feature information from the extracted facial component region.Type: GrantFiled: November 4, 2015Date of Patent: March 26, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Namjoon Kim, Byungin Yoo, Changkyo Lee, Jaejoon Han
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Publication number: 20190073512Abstract: A fingerprint recognition method includes determining a code corresponding to a query image based on features of blocks in the query image, obtaining information corresponding to the determined code from a lookup table, and verifying the query image based on the obtained information.Type: ApplicationFiled: November 6, 2018Publication date: March 7, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Chang Kyu CHOI, Wonjun KIM, Sungjoo SUH, Byungin YOO, Jaejoon HAN
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Publication number: 20190034708Abstract: 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.Type: ApplicationFiled: October 1, 2018Publication date: January 31, 2019Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Byungin YOO, Youngjun KWAK, Jungbae KIM, Jinwoo SON, Changkyo LEE, Chang Kyu CHOI, Jaejoon HAN
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Publication number: 20180373924Abstract: Disclosed is a facial verification apparatus and method. The facial verification apparatus is configured to detect a face area of a user from an obtained input image, generate a plurality of image patches, differently including respective portions of the detected face area, based on a consideration of an image patch set determination criterion with respect to the detected face area, extract a feature value corresponding to a face of the user based on an image patch set including the generated plurality of image patches, determine whether a facial verification is successful based on the extracted feature value, and indicate a result of the determination of whether the facial verification is successful.Type: ApplicationFiled: February 14, 2018Publication date: December 27, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Byungin YOO, Youngjun KWAK, Youngsung KIM, JaeJoon HAN
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Patent number: 10140500Abstract: A fingerprint recognition method includes determining a code corresponding to a query image based on features of blocks in the query image, obtaining information corresponding to the determined code from a lookup table, and verifying the query image based on the obtained information.Type: GrantFiled: November 5, 2015Date of Patent: November 27, 2018Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Chang Kyu Choi, Wonjun Kim, Sungjoo Suh, Byungin Yoo, Jaejoon Han
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Patent number: 10121059Abstract: 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.Type: GrantFiled: July 21, 2017Date of Patent: November 6, 2018Assignee: Samsung Electronics Co., Ltd.Inventors: Byungin Yoo, Youngjun Kwak, Jungbae Kim, Jinwoo Son, Changkyo Lee, Chang Kyu Choi, Jaejoon Han
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Publication number: 20180285628Abstract: Disclosed is a face verification method and apparatus. The method including analyzing a current frame of a verification image, determining a current frame state score of the verification image indicating whether the current frame is in a state predetermined as being appropriate for verification, determining whether the current frame state score satisfies a predetermined validity condition, and selectively, based on a result of the determining of whether the current frame state score satisfies the predetermined validity condition, extracting a feature from the current frame and performing verification by comparing a determined similarity between the extracted feature and a registered feature to a set verification threshold.Type: ApplicationFiled: December 6, 2017Publication date: October 4, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Changyong SON, Wonsuk CHANG, Deoksang KIM, Dae-Kyu SHIN, Byungin YOO, Seungju HAN, Jaejoon HAN, Jinwoo SON, Chang Kyu CHOI
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Publication number: 20180276489Abstract: Disclosed is a liveness test method and apparatus. A liveness test apparatus determines a pre-liveness score based on a plurality of sub-images acquired from an input image, determines a post-liveness score based on a recognition model for recognizing an object included in the input image, and determines a liveness of the object based on any one or any combination of the pre-liveness score and the post-liveness score.Type: ApplicationFiled: March 15, 2018Publication date: September 27, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Jingtao XU, ByungIn YOO, Jae-Joon HAN, Chao ZHANG, Hao FENG, Yanhu SHAN, Yaozu AN, Changkyu CHOI
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Publication number: 20180276488Abstract: 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.Type: ApplicationFiled: February 2, 2018Publication date: September 27, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Byungin YOO, Jingtao XU, Chao ZHANG, Hao FENG, Yanhu SHAN, Youngjun KWAK, Youngsung KIM, Wonsuk CHANG, Jaejoon HAN
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Publication number: 20180189553Abstract: A processor implemented method of processing a facial expression image, the method includes acquiring an expression feature of each of at least two reference facial expression images; generating a new expression feature based on an interpolation value of the expression feature; and adjusting a target facial expression image based on the new expression feature and creating a new facial expression image.Type: ApplicationFiled: December 11, 2017Publication date: July 5, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Tianchu GUO, Youngsung KIM, Hui ZHANG, Byungin YOO, Chang Kyu CHOI, Jae-Joon HAN, Jingtao XU, Deheng QIAN
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Publication number: 20180181799Abstract: A recognition method includes receiving an input image; and recognizing a plurality of elements associated with the input image using a single recognizer pre-trained to recognize a plurality of elements simultaneously.Type: ApplicationFiled: February 14, 2018Publication date: June 28, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Byungin Yoo, Namjoon Kim, Changkyo Lee, Chang Kyu Choi, Jaejoon Han
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Publication number: 20180173942Abstract: A method and apparatus for generating a facial expression may receive an input image, and generate facial expression images that change from the input image based on an index indicating a facial expression intensity of the input image, the index being obtained from the input imageType: ApplicationFiled: August 9, 2017Publication date: June 21, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Youngsung KIM, Byungin YOO, Youngjun KWAK, Changkyu CHOI
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Publication number: 20180157899Abstract: A method of detecting a target includes determining a quality type of a target image captured using a camera, determining a convolutional neural network of a quality type corresponding to the quality type of the target image in a database comprising convolutional neural networks, determining a detection value of the target image based on the convolutional neural network of the corresponding quality type, and determining whether a target in the target image is a true target based on the detection value of the target image.Type: ApplicationFiled: December 6, 2017Publication date: June 7, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Jingtao XU, Biao WANG, Yaozu AN, ByungIn YOO, Changkyu CHOI, Deheng QIAN, Jae-Joon HAN