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公开(公告)号：US20200288102A1
公开(公告)日：2020-09-10
申请号：US16799086
申请日：2020-02-24
Inventor： Gi Mun UM , Joung Il YUN
IPC: H04N13/128 , H04N13/111 , H04N13/282 , G06T17/00
Abstract: Provided are an image processing method and apparatus for generating a three-dimensional (3D) virtual viewpoint image by combining multi-view depth map on a 3D space through depth clustering. In the image processing method and apparatus, pieces of color and depth information are stored in units of depth clusters to minimize influences of occlusion regions and holes during generating of the virtual viewpoint image.
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2.发明公开公开(公告)号：US20240020335A1
公开(公告)日：2024-01-18
申请号：US18298208
申请日：2023-04-10
Inventor： Joon Soo KIM , Joung Il YUN , Geun Taek LIM , Won JO , Yu Kyung CHOI
IPC: G06F16/732 , G06F16/583 , G06F16/783 , G06V10/771 , G06V10/82
CPC classification number: G06F16/7328 , G06F16/583 , G06F16/783 , G06V10/771 , G06V10/82
Abstract: The present disclosure discloses an image/video feature descriptor extraction method and apparatus for image/video search. An image/video feature descriptor extraction method may comprise obtaining a search requested image/video from a user, performing spatio-temporal transformation on the search requested image/video, extracting a feature map from the image/video subjected to the spatio-temporal transformation, and extracting an image/video feature descriptor by applying TNIP (Temporal Nested Invariance Pooling) to the feature map.
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3.发明申请公开(公告)号：US20210289187A1
公开(公告)日：2021-09-16
申请号：US17199177
申请日：2021-03-11
Inventor： Sang Woon KWAK , Joung Il YUN , Young Ju JEONG
IPC: H04N13/111
Abstract: The present disclosure provides an apparatus and a method for selecting camera providing input images to synthesize virtual view images. According to the present disclosure, A method of selecting a camera providing an input image to synthesize a virtual view image, the method may comprise, for a camera providing an input image, determining whether or not the camera is comprised in a field of view (FoV) at a virtual view position and in response to the camera determined to be comprised in the field of view, selecting the camera to synthesize the virtual image, wherein the determining determines, by way of comparison, whether or not a direction from the virtual view position to a position of the camera is in the FoV at the virtual view position.
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公开(公告)号：US20220005152A1
公开(公告)日：2022-01-06
申请号：US17350904
申请日：2021-06-17
Inventor： Joung Il YUN , Sang Woon KWAK
Abstract: A video decoding method comprises warping different viewpoint images into a virtual viewpoint by using depth information of an input viewpoint; determining a first weight for the pixels based on quality and depth of pixels of the warped viewpoint images; determining a second weight for the pixels based on a location relation between the pixels of the warped viewpoint images and the virtual viewpoint; determining a blending weight for the pixels based on the first weight and the second weight; blending the warped viewpoint images according to the blending weight; and synthesizing an image of the virtual viewpoint based on the blended viewpoint images.
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Patent Agency Ranking
公开(公告)号：US20200302575A1
公开(公告)日：2020-09-24
申请号：US16822654
申请日：2020-03-18
Inventor： Hee Kyung LEE , Gi Mun UM , Jeong Il SEO , Seong Yong LIM , Joung Il YUN , Won Sik CHEONG
Abstract: 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.
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公开(公告)号：US20200226716A1
公开(公告)日：2020-07-16
申请号：US16730032
申请日：2019-12-30
Inventor： Gi Mun UM , Hee Kyung LEE , Jeong Il SEO , Joung Il YUN , Seong Yong LIM , Won Sik CHEONG
Abstract: 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.
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公开(公告)号：US20170346599A1
公开(公告)日：2017-11-30
申请号：US15459698
申请日：2017-03-15
Inventor： Myung Sun BAEK , Sang Woon KWAK , Young Su KIM , Joung Il YUN , Hyoung Soo LIM , Nam Ho HUR
CPC classification number: H04L1/0061 , G06F11/1464 , G06F2201/84 , H04B7/026 , H04B7/0848 , H04B7/15592 , H04L1/06 , H04L2001/0097
Abstract: Disclosed is an apparatus and method for supporting cooperative transmission, the apparatus including a controller configured to determine detection bits with respect to a plurality of relay terminals based on channel states between a source terminal and the plurality of relay terminals, the relay terminals configured to detect sub-data corresponding to the detection bits from data when the data is transmitted from the source terminal, an interface configured to receive the sub-data from the relay terminals, respectively, in response to the relay terminals detecting the sub-data, and a restorer configured to restore the data by combining the received sub-data.
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公开(公告)号：US20230177083A1
公开(公告)日：2023-06-08
申请号：US18072268
申请日：2022-11-30
Inventor： Joon Soo KIM , Joung Il YUN , Geun Taek LIM , Won JO , Yu Kyung CHOI , Yu Jin HWANG
IPC: G06F16/783 , G06T7/194 , G06V10/74 , G06V20/40
CPC classification number: G06F16/783 , G06T7/194 , G06V10/761 , G06V20/47
Abstract: Disclosed herein method and apparatus for simultaneous video retrieval and alignment. According to an embodiment of the present disclosure, there is provided a method for retrieving a video. The method comprising: detecting a section of interest in a query video that is a retrieval request video; producing one or more frame-level descriptor and a video-level descriptors for the query video by using key frames within the detected section of interest; and retrieving a reference video corresponding to the query video based on the frame-level descriptor and the video-level descriptor for the query video and one or more frame-level descriptor and a video-level descriptor for each of reference videos stored in a database.
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9.发明申请公开(公告)号：US20190089943A1
公开(公告)日：2019-03-21
申请号：US16135275
申请日：2018-09-19
Inventor： Joung Il YUN , Sang Woon KWAK , Kug Jin YUN , Jin Hwan LEE , Won Sik CHEONG
IPC: H04N13/117 , G06T7/593 , G02B27/01 , H04N19/597 , H04N13/332
CPC classification number: H04N13/117 , G02B27/017 , G02B2027/0134 , G06T7/593 , H04N13/332 , H04N19/39 , H04N19/597 , H04N2013/0081
Abstract: Disclosed is a method and apparatus for providing an omni-directional stereoscopic image based on layer projection. According to an embodiment of the present disclosure, there is provided a method of providing an omni-directional stereoscopic image based on layer projection, the method including: obtaining a spatial-information-point set; and generating a layer image based on a spatial-information-point subset constructed for each of multiple layers, the layer image corresponding to each of the multiple layers, wherein the spatial-information-point subset constructed for each of two consecutive layers includes one or more duplicate spatial information points.
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