This paper proposes the method of decision-tree SVM on two levels pyramid image, it could solve the segmentation problem of multi-classes objects on aerial image.

提出了两级金字塔影像上的决策树支持向量机方法，解决航空影像中多类地物的分割问题。

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In this paper, we simulate multi-scale models of targets through Gaussian pyramid, and then establish multiple BP nets of targets.

通过高斯金字塔模拟目标的多级尺度模型，利用不同级别的模型建立目标的多级BP网络模型。

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In contrast to state holding companies, private holding multi-listed companies form a pyramid-like controlling chain, thus vulnerable to management risks, especially financial risks.

与国有控股公司相比，民营控股多家上市公司形成超级金字塔控制链条，易导致经营和管理上的风险，尤以财务风险最为突出。

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Herbalife, a nutritional supplement company that uses a multi-level marketing approach, was labeled a pyramid scheme by Ackman days before Christmas, dropping the stock down more than 15 percent.

FORBES: Talks of Carl Icahn Getting a Piece of Herbalife, Joining Loeb in Long Position