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公开(公告)号:US20180121744A1
公开(公告)日:2018-05-03
申请号:US15598414
申请日:2017-05-18
Inventor: Pyong Kun KIM , Hyun Woo KANG , Kwang Ju KIM , Jong Taek LEE , Kil Taek LIM , Yun Su CHUNG , Byung Gil HAN
CPC classification number: G06K9/325 , G06K9/036 , G06K2209/15
Abstract: Provided is a technology for recognizing vehicle license plate information which includes detecting a position of a license plate from a vehicle image obtained by imaging a vehicle, extracting individual character images by separating a plurality of characters from a region of the detected license plate in the vehicle image and extracting a license plate type of the license plate according to a predetermined criterion, recognizing a license plate character string on the basis of the extracted individual character images and the license plate type and outputting the recognized license plate character string.
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公开(公告)号:US20210142101A1
公开(公告)日:2021-05-13
申请号:US17091543
申请日:2020-11-06
Inventor: In Su JANG , Kwang Ju KIM , Seung Woo NAM , Yun Won CHOI
Abstract: Provided are a system and method for preprocessing sequential video images for fire detection based on deep learning and a method of training a deep learning network for fire detection. The system includes a selector configured to select a plurality of sequential images in streaming data as one set, a converter configured to convert color information of the plurality of selected sequential set images into spectral reflectance information using preset standard color space feature information, a filtering part configured to filter the plurality of sequential set images of which the color information is converted into the spectral reflectance information through a fire color filter, and a fire map generator configured to generate one fire map image by compressing the plurality of filtered sequential set images.
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