An Attitude Estimation Method for MAV Based on the Detection of Vanishing Point

被引:2
|
作者
Xu, Weijie [1 ]
Li, Ping [1 ]
Han, Bo [1 ]
机构
[1] Zhejiang Univ, Inst Ind Proc Control, Hangzhou 310003, Zhejiang, Peoples R China
关键词
MAV; attitude measurement; vanishing point; Hough transform;
D O I
10.1109/WCICA.2010.5554686
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
For Micro Aerial vehicles (MAV) flying low in the city, an attitude estimation method based on machine vision is presented. First, the method detects the straight edge lines using Hough transform from the downward looking images captured. Then, a voting scheme that uses pixels as accumulators is applied to simultaneously evaluate the vertical edge lines of buildings and the vanishing point at which they converge. Finally, the attitude of UAV is calculated according to single view geometry. The experiment results indicate that the method detects the vanishing point reliably, and estimate the attitude precisely.
引用
收藏
页码:6158 / 6162
页数:5
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