Characteristicfunction is used for color classification, which can reduce the operation of color coordinate conversion and improve the speed of color classification.
颜色分类处理使用特征函数，可以减少颜色坐标转换运算，提高颜色分类速度。
2
The paper introduces the concept, characteristic, function and types of incentive, analyses incentive mechanism, and points out the principles should be adhered to in incentive process.
介绍了激励的概念、特点及其功能，分析了激励的类型，指出了在激励过程中应坚持的原则，论述了激励机制。
3
Abstract: in this paper, basis on the distribution of non - broken filament length of cocoon, we gave the characteristicfunction, and discussed on its application.