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公开(公告)号：US11436825B2
公开(公告)日：2022-09-06
申请号：US16680833
申请日：2019-11-12
发明人： Hyong Euk Lee , Qiang Wang , Chao Zhang
摘要： Provided are methods and apparatuses for determining a target object in an image based on an interactive input. A target object determining method acquires first feature information corresponding to an image and second feature information corresponding to an interactive input; and determines a target object corresponding to the interactive input from among objects in the image based on the first feature information and the second feature information.
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公开(公告)号：US10937189B2
公开(公告)日：2021-03-02
申请号：US16238785
申请日：2019-01-03
发明人： Weiming Li , Zairan Wang , Dongdong Yu , Hao Wang , Minsu Ahn , Qiang Wang , Sunghoon Hong , Yang Liu , Yueying Kao
IPC分类号： G06T7/73
摘要： Disclosed are a pose estimation methods and apparatuses of displaying a virtual object using an estimated pose. The pose estimation method includes receiving an input image and estimating pose information of an object from the input image based on local information of the object.
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公开(公告)号：US10885659B2
公开(公告)日：2021-01-05
申请号：US16161243
申请日：2018-10-16
发明人： Weiming Li , Yueying Kao , Dongdong Yu , Hao Wang , Minsu Ahn , Qiang Wang , Sunghoon Hong , Yang Liu , Zairan Wang
摘要： Disclosed is an object pose estimating method and apparatus. The pose estimating method includes acquiring a two-dimensional (2D) image corresponding to an object, extracting a global visual feature and a local geometric feature of the object in the 2D image, and estimating a three-dimensional (3D) pose of the object based on the global visual feature and the local geometric feature.
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公开(公告)号：US10582179B2
公开(公告)日：2020-03-03
申请号：US15338618
申请日：2016-10-31
发明人： Dongqing Zou , Ping Guo , Qiang Wang , Baek Hwan Cho , Keun Joo Park
IPC分类号： H04N13/128 , H04N13/106 , H04N13/00
摘要： A method and apparatus for processing a binocular disparity image are provided. A method of determining a disparity of a binocular disparity image that includes a left eye image and a right eye image includes acquiring features of a plurality of pixels of the binocular disparity image based on an event distribution of the binocular disparity image, calculating a cost matrix of matching respective pixels between the left eye image and the right eye image based on the features, and determining a disparity of each matched pair of pixels based on the cost matrix.
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公开(公告)号：US10127439B2
公开(公告)日：2018-11-13
申请号：US14995275
申请日：2016-01-14
发明人： Xiaotao Wang , Qiang Wang , Ping Guo , Shandong Wang , Wentao Mao , Guangqi Shao , Eric Hyunsurk Ryu , Kyoobin Lee , Keun Joo Park
摘要： An object recognition apparatus and an object recognition method are provided. The object recognition method includes generating an input image based on an event flow of an object, generating a composite feature based on features extracted by a plurality of recognizers, and recognizing the object based on the composite feature.
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公开(公告)号：US09401009B2
公开(公告)日：2016-07-26
申请号：US14199049
申请日：2014-03-06
发明人： Kuanhong Xu , Qiang Wang , Woo-young Jang , Ji-yeun Kim
CPC分类号： G06T5/002 , G06T7/11 , G06T2207/20012
摘要： A method of enhancing a quality of a 3 dimensional (3D) image includes classifying an input 3D image into a plurality of sub-areas based on noise characteristics of the plurality of sub-areas of the input 3D image, denoising each of the plurality of sub-areas of the input 3D image by using different denoising methods according to noise characteristics of each of the classified plurality of sub-areas and obtaining a second 3D image after the denoising, and enhancing a contrast ratio of the second 3D image after the denoising.
摘要翻译： 提高三维（3D）图像的质量的方法包括基于输入3D图像的多个子区域的噪声特性将输入3D图像分类为多个子区域，对多个子图像中的每一个进行去噪 通过使用根据分类的多个子区域中的每一个的区域的噪声特性使用不同的去噪方法并在去噪之后获得第二3D图像并且增强去噪后的第二3D图像的对比度，从而输入3D图像的子区域 。
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公开(公告)号：US11049275B2
公开(公告)日：2021-06-29
申请号：US16550985
申请日：2019-08-26
发明人： Zhihua Liu , Leewon Hee , Lin Ma , Qiang Wang , Tianhao Gao , Yamin Mao
摘要： A method and apparatus for outputting three-dimensional (3D) lines. The apparatus acquires a first image and a second image including lines on a road, generates, based on a first feature map acquired from the first image, a line probability map representing a probability that a pixel point of the first feature map belongs to the lines, calculates matching information of the first image and the second image based on the first feature map and a second feature map acquired from the second image, predicts depth values of the lines using the line probability map and the matching information, detects the lines based on the line probability map, generates 3D lines based on the detected lines and the depth values of the lines, and outputs the 3D lines.
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公开(公告)号：US10964030B2
公开(公告)日：2021-03-30
申请号：US16114622
申请日：2018-08-28
发明人： Guangwei Wang , Tianhao Gao , Chun Wang , GeeYoung Sung , Hong-Seok Lee , Lin Ma , Minsu Ahn , Qiang Wang , Sunghoon Hong , Yun-Tae Kim , Zhihua Liu
摘要： A method and device that estimate a pose of a device and the device are disclosed. The method may include generating inertial measurement unit (IMU) data of the device, determining a first pose of the device a first time point based on the IMU data, generating a current predicted motion state array based on the IMU data, and estimating an M-th predicted pose of the device at an M-th time point after the first time point based on the current predicted motion state array, where M denotes a natural number greater than 1.
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公开(公告)号：US10445924B2
公开(公告)日：2019-10-15
申请号：US15811200
申请日：2017-11-13
发明人： Feng Shi , Dong Qing Zou , Wei Heng Liu , De Heng Qian , Hyun Surk Ryu , Jia Li , Jing Tao Xu , Kyoobin Lee , Qiang Wang
摘要： Embodiments of the present invention provide a method and device for processing Dynamic Vision Sensor (DVS) events. The method comprises the operations of: acquiring a DVS event map sequence; for any DVS event map in the DVS event map sequence, extracting a DVS event feature descriptor, where the DVS event feature descriptor has a scale-invariant feature and/or a rotation-invariant feature; determining, according to the extracted DVS event feature descriptor, a three-dimensional space pose of the DVS event map at the current moment; and, generating, according to the three-dimensional space pose of each DVS event map, a DVS event map sequence with temporal consistency. The embodiments of the present invention are used for generating, from a DVS event map sequence, a DVS event map sequence with temporal consistency.
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公开(公告)号：US11636618B2
公开(公告)日：2023-04-25
申请号：US17093944
申请日：2020-11-10
发明人： Tianhao Gao , Xiaolong Shi , Xiongfeng Peng , Kuan Ma , Hongseok Lee , Myungjae Jeon , Qiang Wang , Yuntae Kim , Zhihua Liu
摘要： A simultaneous localization and mapping device is provided. The device includes an image obtaining device configured to capture color images and depth images of a surrounding environment; an initial pose estimating device configured to estimate an initial pose based on the color images and the depth images; a map constructing device configured to construct a three-dimensional map based on the depth images and the color images; and a pose determining device configured to determine a final pose based on the initial pose and the three-dimensional map.
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