unov meaning in English

联合国维也纳办事处
维也纳联办

Based on the special property of chaotic signals , we presented the chaotic radar signals . additional , we introduce the chaotic sequence to the digital watermark technique . to sum up , the contribution of this dissertation are as following : the main progress and some statistical results of chaotic signals are summed up , the similarity and distinguish between chaos and noise are discussed and shown out
总结本文的主要贡献主要有以下几点:圣首先对混沌理论的研究现状和基本数学结论进行了总结和分析，特别是对混沌信号进行了深入地分析，研究了其相关特性(谱特性) 、最大ly即unov指数，对这两个方面进行了大量的理论推导和数值模拟。