快速曲线波变换理论属于稀疏表达的范畴，采用基函数与信号的内积形式实现信号的稀疏表示。-An Alogrithm for Multimodal Biometric Recognition Based on Feature Level and the Second-Generation Curvelet Transform

作液力变矩器的扭矩方程曲线和发动机同时工作时的汽车的驱动力图。汽车驱动力图:在各个排档上，汽车驱动力与车速之间的函数关系曲线，称为汽车驱动力图。它直观地显示变速器处于各档位时，驱动力随车速变化的规律。-For equation curve of the torque of the torque converter and the engine at the same time the driver of the vehicle in the work sought