公开(公告)号：US20240127488A1

公开(公告)日：2024-04-18

申请号：US18485772

申请日：2023-10-12

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE ,  MYONGJI UNIVERSITY INDUSTRY AND ACADEMIA COOPERATION FOUNDATION

发明人： Jin Young LEE ,  Hee Kyung LEE ,  Sang Kyun KIM

IPC分类号： G06T9/00 ,  G06T7/11 ,  G06T7/62 ,  G06V10/25

CPC分类号： G06T9/00 ,  G06T7/11 ,  G06T7/62 ,  G06V10/25 ,  G06V2201/07

摘要： An image encoding/decoding method, device and recording medium based on accumulation of a region of interest of the present disclosure may include partitioning a current image to acquire a region of interest, cumulatively expressing the region of interest in a reference image of the current image and decoding the current image based on a reference image in which the region of interest is cumulatively expressed.

公开(公告)号：US20150160725A1

公开(公告)日：2015-06-11

申请号：US14564550

申请日：2014-12-09

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE ,  IUCF-HYU (INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY)

发明人： Hee Kyung LEE ,  Whoi Yul KIM ,  Hoon JO

IPC分类号： G06F3/01 ,  G06T7/20 ,  G06K9/00 ,  H04N7/18 ,  H04N5/33

CPC分类号： G06F3/013 ,  G06K9/00604 ,  G06K9/209 ,  H04N7/144 ,  H04N7/18

摘要： Provided is a gaze tracking apparatus for a user wearing a vision aid, the apparatus including a lighting element unit including a first infrared lighting element and a second infrared lighting element to radiate an infrared light to a user, an image acquirer to acquire an eye image of the user, the eye image including a first corneal reflection light, a second corneal reflection light, a first lens reflection light, and a second lens reflection light, and a processor to turn off the second infrared lighting element when interference occurs between the second lens reflection light and the first corneal reflection light in the acquired eye image, to and to compute a gaze position of the user based on user calibration information, and coordinates of the first corneal reflection light.

摘要翻译： 本发明提供一种用于佩戴视力辅助装置的用户的注视跟踪装置，该装置包括：照明单元，其包括第一红外线照明元件和第二红外线照明元件，以向用户辐射红外光;图像获取器，用于获取眼图像 所述眼睛图像包括第一角膜反射光，第二角膜反射光，第一透镜反射光和第二透镜反射光，以及处理器，用于当所述第二透镜反射光在所述第二透镜反射光之间发生干涉时关闭所述第二红外线照明元件 透镜反射光和所获取的眼睛图像中的第一角膜反射光，并且基于用户校准信息计算和计算用户的注视位置以及第一角膜反射光的坐标。

公开(公告)号：US20220164922A1

公开(公告)日：2022-05-26

申请号：US17532880

申请日：2021-11-22

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE ,  THE INDUSTRY & ACADEMIC COOPERATION IN CHUNGNAM NATIONAL UNIVERSITY (IAC)

发明人： Gi Mun UM ,  Hee Kyung LEE ,  Dae-Young SONG ,  Donghyeon CHO

IPC分类号： G06T3/40 ,  G06T3/00 ,  G06K9/62

摘要： A deep learning-based image stitching method and apparatus are provided. The deep learning-based image stitching method includes receiving a plurality of images including a first image and a second image stitched to the first image, extracting a feature map of the plurality of images, generating a plurality of flow maps indicating movement information of pixels of the plurality of images, based on the feature map, generating a plurality of warping images in which the pixels of the plurality of images are moved, by applying the plurality of flow maps to the plurality of images, respectively, generating a plurality of weight maps for blending the plurality of warping images, based on the feature map, and generating a stitch image in which the first image and the second image are stitched, by blending the plurality of warping images based on the plurality of weight maps.

公开(公告)号：US20240161336A1

公开(公告)日：2024-05-16

申请号：US18509647

申请日：2023-11-15

申请人： Electronics and Telecommunications Research Institute ,  Konkuk University Industrial Cooperation Corp

发明人： Gi Mun UM ,  Hee Kyung LEE ,  Won Jun KIM ,  Jeong Hwan KIM

IPC分类号： G06T7/73 ,  G06T7/50 ,  G06T17/00 ,  G06V10/77 ,  G06V10/82 ,  G06V40/10

CPC分类号： G06T7/73 ,  G06T7/50 ,  G06T17/00 ,  G06V10/7715 ,  G06V10/82 ,  G06V40/10 ,  G06T2207/20081 ,  G06T2207/20084 ,  G06T2207/30196

摘要： A method of generating a human model according to the present disclosure may include generating a plurality of feature maps from an input image, wherein the plurality of feature maps include a body center map, a part index map, a body part map and a parameter map, generating a part-attentive feature configured with feature maps for each body part based on the part index map and the body part map, readjusting the part-attentive feature based on the parameter map and generating a pose parameter based on the readjusted part-attentive feature.

公开(公告)号：US20130285901A1

公开(公告)日：2013-10-31

申请号：US13870321

申请日：2013-04-25

申请人： Electronics and Telecommunications Research Institute ,  Dongguk University Industry-Academic Cooperation Foundation

发明人： Hee Kyung LEE ,  In Jae LEE ,  Ji Hun CHA ,  Kang Ryoung PARK ,  Chul Woo CHO ,  Su Yeong GWON ,  Hyeon Chang LEE ,  Won Oh LEE

IPC分类号： G06F3/01

CPC分类号： G06F3/013 ,  G06F3/0304

摘要： A system and method for tracking a gaze at a distance are provided. A remote gaze tracking system may include an infrared lighting unit including a plurality of infrared lightings to emit an infrared light toward a user, a gaze tracking module to track a position of a face of the user, and to collect, from the tracked position of the face, an eye image including at least one reflected light among a plurality of corneal reflected lights and a lens-reflected light, the corneal reflected lights being reflected from a cornea by the emitted infrared light, and the lens-reflected light being reflected from a lens of glasses, and a processor to compare a magnitude of the lens-reflected light with a threshold in the collected eye image, and when the magnitude of the lens-reflected light is equal to or less than the threshold, to detect coordinates of a center of each of the plurality of corneal reflected lights, and to calculate a gaze position.

摘要翻译： 提供了一种用于跟踪远距离注视的系统和方法。 远程注视跟踪系统可以包括红外线照明单元，其包括朝向用户发射红外光的多个红外线照明，用于跟踪用户的脸部位置的注视跟踪模块，以及从所追踪的位置收集 所述脸部，包括多个角膜反射光中的至少一个反射光的眼睛图像和透镜反射光，所述角膜反射光通过所发射的红外光从角膜反射，并且所述透镜反射光从 眼镜镜头和用于将镜片反射光的大小与所收集的眼睛图像中的阈值进行比较的处理器，并且当镜片反射光的大小等于或小于阈值时，检测坐标 多个角膜反射光中的每一个的中心，并计算注视位置。

公开(公告)号：US20200226716A1

公开(公告)日：2020-07-16

申请号：US16730032

申请日：2019-12-30

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

发明人： Gi Mun UM ,  Hee Kyung LEE ,  Jeong Il SEO ,  Joung Il YUN ,  Seong Yong LIM ,  Won Sik CHEONG

IPC分类号： G06T3/40 ,  G06T5/50 ,  H04N5/232

摘要： There is provided an image processing apparatus and method. The image processing apparatus comprises: receiving a first source image and a second source image from multiple image sources, receiving geometric information required for stitching the first source image and the second source image and synthesizing an image from the first source image and the second source image on the basis of the geometric information, wherein the geometric information includes seam information used to specify a overlapping region between the first source image and the second source image.

公开(公告)号：US20200302575A1

公开(公告)日：2020-09-24

申请号：US16822654

申请日：2020-03-18

申请人： ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

发明人： Hee Kyung LEE ,  Gi Mun UM ,  Jeong Il SEO ,  Seong Yong LIM ,  Joung Il YUN ,  Won Sik CHEONG

IPC分类号： G06T3/40 ,  G06T19/00 ,  G06F9/48 ,  G06F9/38

摘要： Disclosed herein is a method of creating an image stitching workflow including acquiring 360-degree virtual reality (VR) image parameters necessary to makes a request for image stitching and create the image stitching workflow, acquiring a list of functions applicable to the image stitching workflow, creating the image stitching workflow based on functions selected from the list of functions, determining the number of media processing entities necessary to perform tasks configuring the image stitching workflow and generating a plurality of media processing entities according to the determined number of media processing entities, and allocating the tasks configuring the image stitching workflow to the plurality of media processing entities.

公开(公告)号：US20180060682A1

公开(公告)日：2018-03-01

申请号：US15662616

申请日：2017-07-28

申请人： Electronics and Telecommunications Research Institute

发明人： Yong Ju CHO ,  Soon-heung JUNG ,  Hyun Cheol KIM ,  Jeongil SEO ,  Joo Myoung SEOK ,  Sangwoo AHN ,  Seung Jun YANG ,  Injae LEE ,  Hee Kyung LEE ,  Seong Yong LIM

IPC分类号： G06K9/20 ,  H04N13/02 ,  H04N9/097 ,  G06T3/00

CPC分类号： G06K9/20 ,  G06K9/00771 ,  G06K2009/2045 ,  G06T3/0081 ,  G06T3/4038 ,  H04N5/23238 ,  H04N5/2622 ,  H04N9/097 ,  H04N13/225 ,  H04N13/239 ,  H04N2013/0088

摘要： Provided is a parallax minimization stitching method and apparatus using control points in an overlapping region. A parallax minimization stitching method may include defining a plurality of control points in an overlapping region of a first image and a second image received from a plurality of cameras, performing a first geometric correction by applying a homography to the control points, defining a plurality of patches based on the control points, and performing a second geometric correction by mapping the patches.

公开(公告)号：US20140098198A1

公开(公告)日：2014-04-10

申请号：US14049673

申请日：2013-10-09

申请人： Electronics and Telecommunications Research Institute

发明人： Hee Kyung LEE ,  In Jae LEE ,  Ji Hun CHA ,  Whoi Yul KIM ,  Dong Chan CHO

IPC分类号： H04N13/02 ,  G06F3/01

CPC分类号： H04N13/246 ,  G06F3/013

摘要： A gaze tracking apparatus and method are provided that may calculate a three-dimensional (3D) position of a user using at least two wide angle cameras, may perform panning, tilting, and focusing based on position information of the user and eye region detection information, using a narrow angle camera, may detect pupil center information and corneal reflected light information from an eye image acquired through an operation of the narrow angle camera, and may finally calculate gaze position information from the pupil center information and the corneal reflected light information.

摘要翻译： 提供了可以使用至少两个广角摄像机来计算用户的三维（3D）位置的注视跟踪设备和方法，可以基于用户的位置信息和眼​​睛区域检测信息进行平移，倾斜和聚焦 使用窄角度摄像机，可以从通过窄角度摄像机的操作获取的眼睛图像中检测瞳孔中心信息和角膜反射光信息，并且可以最终从瞳孔中心信息和角膜反射光信息计算注视位置信息。