“U-statistics”的概念、定义、翻译、参考文献-科学参考

单词	U-statistics
释义	U-statistics Encyclopedia 理学【核心概念】释 U-statisticsU统计量设都是维随机向量，为不超过的自然数，是变元的波莱尔（Borel）可测函数，此处每个都在维欧氏空间上取值。要求是对称函数，即对的任意置换成立。令：则称是以为核的，基于的U统计量。
随便看	agricultural technology agricultural technology anti-freezing agricultural technology diffusion agricultural technology evolution agricultural technology extension agricultural technology extension agents agricultural technology for anti-drought agricultural technology Innovation diffusion agricultural technology progress agricultural technology promotion and plant protection subsidies agricultural technology revolution agricultural temperature resources agricultural territorial division agricultural territorial pattern agricultural territorial specialization agricultural territorial system agricultural territorial type agricultural textiles agricultural thought in modern China agricultural total factor productivity statistics agricultural tourism agricultural tractor agricultural tradeconditions agricultural trade policy agricultural trailer

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