... 对产生式系统的控制策略 control strategy for production system 对称信源 symmetric source 对冲型射流元件 opposed jet element ...
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提出了相干信源DOA估计的非对称加权空间平滑差分(UWSSD)算法。
Unsymmetrical weighted spatial smoothing difference (UWSSD) algorithm, a new method for the DOA estimation of coherent sources is proposed.
公钥密码技术结合传统的对称密码技术及信息摘要技术，可提供信息的保密性、完整性和信源确认，是多种安全应用的基础。
Public key cryptography, combined with the traditional symmetric cryptograph and the message digest technology, can provide confidentiality, integrity and proof of origin.
本文着重讨论了在任意几何中心对称阵列条件下的最大似然方向估计函数的性质及其在信源真实方向上的微分特性。
The property and the differential characteristic of maximum likelihood direction-of-arrival estimation (MLE)function for every variety of centrosymmetric array are investigated in the paper.
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