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公开(公告)号:KR1020180068111A
公开(公告)日:2018-06-21
申请号:KR1020160169739
申请日:2016-12-13
Applicant: 전자부품연구원
Abstract: 장면인식을이용한무인비행체회귀제어방법이제공된다. 본발명의실시예에따른비행제어방법은, 비행하면서획득한영상들로부터키 프레임들을추출하여저장하고, 키프레임들을역순으로나열하여회귀경로를생성하며, 촬영영상과키 프레임들을비교하여비행을제어한다. 이에의해, 온라인장면인식을통한무인비행체회귀경로계산으로, GPS 오차에강인하며, GPS 신호유무에상관없이 GPS 기반회귀대비높은정확도로회귀를수행할수 있게된다.
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公开(公告)号:KR1020150066087A
公开(公告)日:2015-06-16
申请号:KR1020130151188
申请日:2013-12-06
Applicant: 전자부품연구원
CPC classification number: G06K9/4671 , G06K9/00986 , G06T1/20
Abstract: SURF(Speeded Up Robust Feature) 하드웨어장치및 적분이미지생성방법이개시된다. 여기서, SURF 하드웨어장치는영상의특징점및 서술자를연산하는 SURF(Speeded Up Robust Feature) 하드웨어장치로서, 입력받은흑백영상을둘 이상의흑백영상으로분할하는이미지처리부, 외부메모리와버스를통해연결되고, 상기이미지처리부가출력하는둘 이상의분할된흑백영상을상기외부메모리에기록하는 W-DMA(Write Direct Memory Access) 모듈1, 상기외부메모리에저장된상기둘 이상의분할된흑백영상을토대로적분이미지를생성하는적분이미지생성부, 그리고상기외부메모리와상기버스를통해연결되고, 상기외부메모리에저장된상기분할된흑백영상을상기적분이미지생성부로출력하는 R-DMA(Read Direct Memory Access) 모듈을포함한다.
Abstract translation: 公开了一种加速鲁棒特征(SURF)硬件设备和用于产生整体图像的方法。 SURF硬件设备是计算图像的特征点和描述符的硬件设备,包括:图像处理单元,其将输入的黑白图像分成至少两个黑白图像; 写入直接存储器访问(W-DMA)模块1,其通过总线与外部存储器连接,并且将由图像处理单元输出的至少两个分割的黑白图像记录在外部存储器中; 积分图像生成单元,其基于存储在所述外部存储器中的至少两个分割的黑白图像来生成整体图像; 以及通过总线与外部存储器连接的读取直接存储器访问(R-DMA)模块,并将存储在外部存储器中的分割的黑白图像输出到积分图像生成单元。
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公开(公告)号:KR101433927B1
公开(公告)日:2014-08-29
申请号:KR1020130045319
申请日:2013-04-24
Applicant: 전자부품연구원
Abstract: A method for creating a descriptor and a hardware device performing the same are disclosed. Herein, the method for creating a descriptor allows a hardware device to create a descriptor based on a feature point of an image. The method comprises the steps of: setting a region of interest where integral image points are equally arranged around the feature point; calculating the entire integral image points arranged within the region of interest through memory patching; selecting integral image points included in a descriptor creation area among the integral image points; and creating a descriptor based on the selected integral image points.
Abstract translation: 公开了一种用于创建描述符的方法和执行该描述符的硬件设备。 这里,用于创建描述符的方法允许硬件设备基于图像的特征点来创建描述符。 该方法包括以下步骤:设置围绕特征点均匀布置积分图像点的感兴趣区域; 通过记忆修补来计算排列在感兴趣区域内的整体图像点; 选择包含在所述整体图像点中的描述符创建区域中的积分图像点; 以及基于所选择的整体图像点创建描述符。
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