Ricci主方向
Ricci principal direction
安全两方向量分量和排序协议
secure components sum of two vectors ranking protocol
安全两方向量优势统计问题
secure two-party vector dominance statistic problem
八方向不均匀模糊划分模型
8-direction asymmetry fuzzy model
八方向链码法
8-direction chain code edge tracking algorithm
波前方向校正系统
correction system of wavefront direction