exterior frequency是什么意思

用法例句

Four main method of face and disguise detection using the infrared spectrum,face recognition using thermal infrared imagery,SVM-based infrared image recognition of human face and infrared face recognition based on linear discriminant analysis are elaborated and they are compared and an.

介绍了红外图像人脸识别应用前景和困难所在,阐述了红外图像人脸识别的特征,报告了红外图像人脸识别近年来的研究进展,综述了红外图像人脸识别的方法和技术,介绍了基于红外频谱的人脸和伪装检测方法、基于热红外成像的人脸识别方法、基于支撑向量机的红外图像人脸识别方法、基于线性辨别分析的红外图像人脸识别新方法,并进行了简单的分析和比较。

Based on the joint probability distribution of wave height and outer frequency and the concept of energy outer distribution proposed by Sun Fu, the present paper defines a new kind of energy outer distribution, derives the analytical form of outer spectrum and discusses some of its properties.

基于孙孚提出的海浪波高与外观频率的联合概率分布及海浪能量的外观分布概念，定义了一种新的外观分布，导出了其外频谱的解析形式，并讨论了它的一些性质。