The images were obtained at a distance of approximately 526,000 miles from Saturn and at a Sun-Saturn-spacecraft, or phase, angle of 74 degrees. Image scale is 31 miles per pixel.
此图拍摄点距土星526,000英里，太阳-土星-飞船夹角(相位)为74度，图像比例尺为每个象素31英里。
The images were obtained with theCassini spacecraft wide-angle camera on Nov. 4, 2009, at a distance ofapproximately 808,000 miles from Saturn.
此图是卡西尼太空飞船于2009年11月4日，在距土星大约808000英里处，通过宽视角照相机拍摄的。
Using statistical methods to calculate the Angle interval mean and variance of pixels to centroid distance of the normalized gait silhouette images, and construct them as a feature vector.
用统计学的方法，等角度间隔地计算归一化步态轮廓图像各像素点至质心距离的均值与方差，并用其构造步态识别的特征向量。
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