In the phase space, by using of the similar sequence repeatability(RPT) and plotting the RPT curves it proved the nonlinear characteristics of the underwater noise.
以相空间重构理论为基础 ,利用延时法对水下噪声时间序列信号进行了相空间重构 ;在重构的相空间中分析了舰船辐射噪声的非线性特性 ,利用相似序列重复度这一参数 ,绘制了舰船辐射噪声RPT曲线并分析了其非线性特性 ;通过对实测数据的计算表明 ,在重构相空间中辐射噪声具有不同于高斯白噪声和确定性信号的几何特性 ,不同类型目标具有可分性 ,能为水声目标识别提供一种新的思路。
In the phase space, by using the similar sequence repeatability(RPT) and plotting the RPT curves it proved the nonlinear characteristics of the underwater noise.
在重构的相空间中研究了舰船辐射噪声的非线性特性 ,利用相似序列重复度这一参数 ,绘制了舰船辐射噪声RPT曲线并分析了其非线性特性。
In hyper dimensional phase space, similar sequence repeatability (RPT) of speech are calculated.
以相空间重构理论为基础,采用Takens定理重构语音信号相空间并提取相似序列重复度(RPT)特征参数。
In hyper dimensional phase space,similar sequence repeatability (RPT) of speech are calculated.
研究语音的相似序列重复度及其熵信息 ,分析比较了语音信号在相空间中的非线性特征。
Approach to the Mode of Architectural Space Organization——Repetition and Combination of the Unit Space;
探究建筑空间组织方式——论单元空间的重复与组合
On The Repetition of Paper and Electronic Edition of Imported Periodicals;
高校进口期刊纸本版与电子版重复引进问题
Adding verse into novels,singing three chorus in one verse——On introduction and repetition of verse in the novels by Jia Ping-ao;
援诗入文,一唱三叹——论贾平凹小说中诗歌的引入与重复
Investigation and countermeasures on nursing duplicated records in grass-root hospitals;
基层医院护理重复记录的调查及对策
Scalable method for detecting duplicate stream data;
可伸缩的重复流数据检测方法
The index technique in relational database can judge rapidly a duplicate record.
关系数据库中的索引技术可以快速判断记录重复,但对于频繁更新的海量数据库,维护索引的时间与资源开销较大。
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