The principal color of the stone is yellow with red, bluish white, black and other traces.

这种石头主色调为黄色，兼有红、青白、黑等颜色。

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A method is presented here for color image compression which is based on efficient combination of Block Truncation coding (BTC) and Principal Component Analysis (PCA).

本文提出的彩色图象压缩方法基于BTC(块截断编码)和PCA(主成分分析)的有效结合。

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The results of principal components analysis showed that color , characters of root and leaf are the decisive factors affecting radish germplasm classification according to morphological characters.

主成分分析表明，利用形态性状对萝卜分类时，首先考虑的是颜色，其次是根的性状，最后是叶的性状。

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While not an academy member, Friday said that if he were picking nominees his list would be similar to those announced Tuesday because there were so few films with people of color in principal roles or behind the scenes of movies that would be considered.

CNN: Cover story: Where's the diversity at the Oscars?

What I can say, it's a principled attempt to make things better, to build public trust between the police bureau and our community, particularly communities of color, and it's divided into four principal parts, one focusing on recruitment and hiring, one on data, a third section is on building relationships with minority communities, and fourth on training.

NPR: Black And Blue: Police And Minorities

Powder from the drill was a gray-green color, meaning it was not highly oxidized, said David Blake, principal investigator for Curiosity's Chemistry and Mineralogy investigation at NASA's Ames Research Center.

CNN: NASA: Yes, Mars could have hosted life