Centroid position estimation of ballistic target in midcourse .
弹道中段目标质心位置估计。
Vertebral centroid measurement of lumbar lordosis compared with the cobb technique .
以椎心法量测腰椎曲度可靠度与传统cobb法之比较。
The threshold selection method of the spot image map of shack-hartmann wavefront sensor ( sh wfs ) has a large influence on the centroid detection accuracy .
shack-hartmann波前传感器光斑图像阈值的选取对质心探测精度有较大的影响。
Represents a z-axis centroid for a geographic region .
表示地理区域的z轴中点。
Incentre , orthocentre , centroid , circumcentre and circle from three poins .
