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基于双目视觉的树木图像测距方法（Measurement Method of Depth Information of Tree Images Based on Binocular Vision）
智能喷雾 树木图像 测距
2010/12/29
研究了双目视觉技术在智能对靶喷雾中的应用；试验中运用平行光轴的摄像机采集图像，通过寻找树木图像中特征点的方式将两幅图像进行匹配，解决相似性问题；再计算出目标树木到摄像头的距离及其误差，试验的平均偏差率在8%以内；运用该方法能达到智能喷雾中控制施药量的目的，提高精确智能对靶施药效率。
The Effect of Soil Profile Depth on Fallow Efficiency Under Ankara Conditions
Fallow efficiency profile depth nitrogen fertilization
2009/1/14
The aim of this study was to compare the fallow efficiencies of shallow and deep soil profiles and to examine the effects of nitrogen fertilization on the grain yields in continuous wheat and fallow-w...
Investigating the pumping process of a resonance-vibrating pump for medium-depth boreholes
resonance vibrating pumps dual-shaft shaker spring suspension system foot valve oscillating pipe water column
2014/2/27
This paper deals with the pumping process of a resonance-vibrating pump, which utilizes the resonance vibrations of one degree-of-freedom oscillating system. The pump is powered by a mechanical shaker...