(1).犹预测。《易·说卦》:“数往者顺,知来者逆,是故《易》逆数也。” 韩康伯 注:“作《易》以逆覩来事。” 孔颖达 疏:“《易》之为用,人欲数知既往之事者,《易》则顺后而知之,人欲数知将来之事者,《易》则逆前而数之,是故圣人用此《易》道,以逆数知来事也。”
混合逆数值算法是一种两步算法,包含直接矩阵反演求逆和二次规划两个步骤。
The Hybrid Inverse numerical method is a two-step numerical method, comprising of direct matrix inversion and quadratic programming.
提出一种基于差值直方图的可逆数据隐藏算法,用于矢量地图的认证和隐秘通信。
A difference histogram-based reversible data hiding algorithm was proposed for authentication and covert communications of vector maps.
将差值扩展技术应用于彩色图像,提出一种基于预测误差差值扩展和最低有效位(LSB)替换的彩色图像可逆数据隐藏算法。
This paper proposed a reversible data hiding algorithm for color images based on prediction error difference expansion and Least Significant Bit (LSB) replacement.
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