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1.
公开(公告)号:US20230162376A1
公开(公告)日:2023-05-25
申请号:US17992902
申请日:2022-11-22
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Yeon Jo KIM
Abstract: A method of estimating a motion of a real-time image target between successive frames according to an embodiment of the present invention is a method of estimating a motion of a real-time image target between successive frames by a motion estimation application executed by at least one processor of a terminal, including detecting a target object in a first frame image, generating a first frame-down image by downscaling the first frame image, setting a plurality of tracking points TP for the target object in the first frame-down image, obtaining a second frame image consecutive to the first frame image after a predetermined time, generating a second frame-down image by downscaling the second frame image, and tracking the target object in the second frame-down image based on the plurality of tracking points TP.
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公开(公告)号:US20230215036A1
公开(公告)日:2023-07-06
申请号:US18148038
申请日:2022-12-29
Applicant: VIRNECT Inc.
Inventor: Ki Young KIM , Noh Young Park
CPC classification number: G06T7/70 , G06T17/05 , G06T7/11 , G06V10/44 , G06V10/761 , G06V2201/07
Abstract: A method of tracking a map target according to one embodiment of the present disclosure, which tracks the map target through a map target tracking application executed by at least one processor of a terminal, includes: acquiring a basic image obtained by photographing a 3D space; acquiring a plurality of sub-images obtained by dividing the acquired basic image for respective sub-spaces in the 3D space; creating a plurality of sub-maps based on the plurality of acquired sub-images; determining at least one main key frame for each of the plurality of created sub-maps; creating a 3D main map by combining the plurality of sub-maps for which the at least one main key frame is determined; and tracking current posture information in the 3D space based on the created 3D main map.
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公开(公告)号:US20230162375A1
公开(公告)日:2023-05-25
申请号:US17993668
申请日:2022-11-23
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Noh Young PARK
CPC classification number: G06T7/246 , G06V10/751 , G06V10/7715
Abstract: The prevent disclosure provides a method of improving target detection performance through dynamic learning by a target detection application executed by at least one processor of a terminal, including: acquiring first target object tracking information including a plurality of first feature points for a target object and a plurality of first descriptors for each of the plurality of first feature points; acquiring a first captured video obtained by capturing the target object; extracting target object detection information including a plurality of second feature points and a plurality of second descriptors for each of the plurality of second feature points from the acquired first captured video; detecting the target object by comparing the extracted target object detection information with the first target object tracking information; acquiring second target object tracking information obtained by updating the first target object tracking information based on target object detection information for the detected target object; and providing a target object detection service based on the acquired second target object tracking information.
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公开(公告)号:US20230215092A1
公开(公告)日:2023-07-06
申请号:US18147925
申请日:2022-12-29
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Noh Young Park
Abstract: A method of providing a user interface for map target creation according to one embodiment of the present disclosure, in which a map target application executed by at least one processor of a terminal provides the user interface for map target creation, includes: acquiring an image captured by photographing a 3D space; extracting a key frame of the captured image; detecting feature points in the extracted key frame; generating a 3D map based on the detected feature points; generating object information including class information and object area information for at least one key object in the key frame; mapping the generated object information to the 3D map; displaying the object information mapped on the 3D map; and providing an object function setting interface based on the 3D map.
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5.
公开(公告)号:US20230161989A1
公开(公告)日:2023-05-25
申请号:US17993645
申请日:2022-11-23
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Yeon Jo KIM
IPC: G06K7/14
CPC classification number: G06K7/1417
Abstract: A method of setting a dynamic image threshold for two-dimensional identification code detection by a threshold setting application 111 executed by at least one processor of a terminal 100, comprises: acquiring an identification code image I obtained by photographing a two-dimensional identification code; converting the acquired identification code image I into a binarized image BI; detecting a two-dimensional identification code in the converted binarized image BI; and providing a predetermined application service based on the detected two-dimensional identification code. The converting of the identification code image I into a binarized image BI includes: dividing the identification code image I into a plurality of regions; calculating a binarization reference threshold BT for each of the plurality of divided regions; performing binary thresholding on each of the plurality of divided regions based on the calculated binarization reference threshold BT; generating a plurality of binarized divided images BDI based on the performed binary thresholding; and generating the binarized image BI by combining the plurality of generated binarized divided images BDI.
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公开(公告)号:US20230215098A1
公开(公告)日:2023-07-06
申请号:US18147991
申请日:2022-12-29
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Noh Young PARK
CPC classification number: G06T17/20 , G06T15/20 , G06V10/235
Abstract: A method of creating and storing a map target according to one embodiment of the present disclosure, which creates and stores the map target through a map target application executed by at least one processor of a mobile terminal, includes: creating a 3D map based on an image obtained by photographing a 3D space; determining an authoring space in which a virtual object authoring work is to be performed based on the created 3D map; setting reference coordinates based on a target object in the determined authoring space; providing a virtual object authoring interface for performing the virtual object authoring work based on the set reference coordinates; and mapping a virtual object authored through the provided virtual object authoring interface to the target object and storing the virtual object mapped to the target object.
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公开(公告)号:US20230206566A1
公开(公告)日:2023-06-29
申请号:US17991791
申请日:2022-11-21
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Thorsten Korpitsch
CPC classification number: G06T19/006 , G06T19/20 , G06T15/20 , G06V20/20 , G06V10/74 , G06T2219/2016 , G06T2215/16
Abstract: Provided is a method of learning a target object implemented on a computer-aided design program of an authoring computing device using a virtual viewpoint camera, including displaying a digital model of a target object that is a target for image recognition, setting at least one observation area surrounding the digital model of the target object and having a plurality of viewpoints on the digital model, generating a plurality of pieces of image data obtained by viewing the digital model of the target object at the plurality of viewpoints of the at least one observation area, and generating object recognition library data for recognizing a real object implementing the digital model of the target object based on the generated plurality of pieces of image data.
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公开(公告)号:US20230206467A1
公开(公告)日:2023-06-29
申请号:US18146731
申请日:2022-12-27
Applicant: VIRNECT Inc.
Inventor: Ki Young KIM , Yeon Jo KIM
CPC classification number: G06T7/215 , G06T7/248 , G06V10/764
Abstract: Provided is a method for selecting key points for real-time tracking in a mobile environment, which is used by a key point application executed by at least one processor of a computing device to select key points for real-time tracking in a mobile environment. The method comprises obtaining a target object image capturing a target object; extracting a plurality of temporary key points from the obtained target object image; determining confirmed key points by filtering the plurality of extracted temporary key points according to a predetermined distribution criterion; setting the confirmed key points as final key points for the target object image; storing target object tracking information including the final key points set for the target object image; and providing the target object tracking information to an application executing a predetermined function through the target object tracking in a mobile environment.
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9.
公开(公告)号:US20230162434A1
公开(公告)日:2023-05-25
申请号:US17992915
申请日:2022-11-22
Applicant: VIRNECT inc.
Inventor: Ki Young KIM , Benjamin Holler
CPC classification number: G06T15/20 , G06T19/006 , G06T7/20 , G06T7/70 , G06T2207/30241 , G06T2207/30244 , G06T2215/16
Abstract: A camera motion estimation method for an augmented reality tracking algorithm according to an embodiment is a camera motion estimation method for an augmented reality tracking algorithm performed by a sequence production application executed by a processor of a computing device, which includes a step of displaying a target object on a sequence production interface, a step of setting a virtual camera trajectory on the displayed target object, a step of generating an image sequence by rendering images obtained when the target object is viewed along the set virtual camera trajectory, and a step of reproducing the generated image sequence.
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