基于主方向加權(quán)投票的非結(jié)構(gòu)化道路消失點(diǎn)檢測(cè)
發(fā)布時(shí)間:2018-07-03 02:23
本文選題:非結(jié)構(gòu)化道路 + 消失點(diǎn)檢測(cè); 參考:《計(jì)算機(jī)工程》2017年12期
【摘要】:為提高彎曲道路的消失點(diǎn)檢測(cè)效果,提出一種新的非結(jié)構(gòu)化道路消失點(diǎn)檢測(cè)方法。利用垂直投影校正方法校正投票點(diǎn)的Gabor紋理主方向,采用紋理主方向和邊緣信息對(duì)投票點(diǎn)上方的一系列投票點(diǎn)權(quán)值進(jìn)行加權(quán),并通過投票點(diǎn)權(quán)值完成主方向加權(quán)投票,從投票點(diǎn)中選擇接收的投票值之和最多的候選點(diǎn)為消失點(diǎn),從而實(shí)現(xiàn)消失點(diǎn)檢測(cè)。實(shí)驗(yàn)結(jié)果表明,與現(xiàn)有非結(jié)構(gòu)化道路消失點(diǎn)檢測(cè)方法相比,該方法對(duì)于彎曲道路具有更低的運(yùn)行時(shí)間及更高的檢測(cè)準(zhǔn)確率。
[Abstract]:In order to improve the detection effect of vanishing point of curved road, a new method for detecting vanishing point of unstructured road is proposed. The method of vertical-projection correction is used to correct the Gabor texture principal direction of the polling point, and the texture main direction and edge information are used to weighted a series of voting point weights above the polling point, and the voting point weight is obtained by the voting point weight value. The vanishing point is chosen as the candidate point which has the most sum of the received voting values from the polling point, thus the vanishing point detection is realized. The experimental results show that the proposed method has lower running time and higher detection accuracy than the existing methods for detecting the vanishing points of unstructured roads.
【作者單位】: 南京理工大學(xué)計(jì)算機(jī)科學(xué)與工程學(xué)院;
【基金】:國(guó)家自然科學(xué)基金(61371040)
【分類號(hào)】:TP391.41;U463.6;U495
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