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- Based on the features of ambiguity function of LFM signal, a new adaptive kernel is given. 然后,基于线性调频信号模糊度函数特征,提出了一种新的自适应核函数。
- A novel method to analyze undersampled signals by high-order ambiguity function (HAF ) is here proposed. HAF算法从相位降阶角度出发分析连续调频信号,与时频分析法相比,大大降低了计算量,且放松了边界条件要求。
- The wavelet based wideband cross ambiguity function can be used for joint time d elay and Doppler stretch estimation. 基于小波的宽带互模糊函数可用来对宽带信号的时间延迟和多普勒伸缩进行联合估计,但它不能抑制相关高斯噪声。
- The MIMO radar ambiguity function of polyphase code is presented based on the ambiguity function of bistatic radar. 摘要从MIMO雷达的特点出发,在双基地雷达模糊函数基础上,提出了MIMO雷达的模糊函数。
- This paper deals with the equivalence between the ambiguity function me-thod and the least square method with GPS carrier phase observables. 本文主要讨论了GPS相位观测值模糊度函数法处理与最小二乘法处理(如双次差分相位观测值的最小二乘处理方法)的等价性。
- This kind of TFD can tune its kernel ambiguity function shape by two dimensional optimization procedure according to the characteristics of the analyzed signal. 这种时频分布根据被分析信号不同特性,采用优化方法自适应对模糊函数进行整形,尽可能保留集中在原点的信号模糊函数的自分量,抑制远离原点的交叉分量。
- Firstly, a Spatial Ambiguity Function based on the Fractional Lower Order Statistics (FLOS-SAF) is defined to separate signals by exploiting the ambiguity domain characteristic. 算法首先定义基于分数低阶统计量的空间模糊函数,利用信号在模糊域中的不同特征将信号分离;
- If we now relese the continuity requirements on the function, i. e. lowering the order of the function space, we obtain a "weak" solution. 如果我们减弱函数的连续性要求,即降低函数空间的阶次,那么我们就得到一个“弱”解。
- If we now release the continuity requirements on the function, i. e. lowering the order of the function space, we obtain a "weak" solution. 如果我们减弱函数的连续性要求,即降低函数空间的阶次,那么我们就得到一个“弱”解。
- At last the ambiguity function of the waveform is analysed. The results show that it has an approximate thumbtack shape,and has good range and velocity resolution,and good characteristics of electronic counter countermeasures (ECCM). 最后 ,通过计算机模拟 ,分析了雷达波形的模糊函数 ,结果表明它具有“图钉型”特征 ,可以获得良好的距离和速度分辨力 ,以及良好的电子抗反干扰 (ECCM)性能
- Strong topology on function space can be better understood as analyzed from either covariant or contravariant point of view. 利用协变和反变观点给出了拓扑学中强拓扑函数空间的一个新刻划.
- The MIMO radar ambiguity function is a combination of the ambiguity function of bistatic radar, which is a function of target coordinate and velocity in right-angle coordinate system. MIMO雷达的模糊函数是再双基地雷达模糊函数的线性组合,并且双基地雷达的模糊函数是直角坐标系中目标速度和位置的函数。
- The HKCEC presently totals 248,000 sq m (2.67 million sq ft) with over 70,000 sq m (753,474 sq ft) of rentable function space. 会展中心现时的总面积达248,000平方米(267万平方尺),其中超过七万平方米(753,474平方尺)可供租用。
- The entire engineering design in the full consideration esthetic appeal and in building's characteristic, divides the function space nimbly. 整个工程设计在充分考虑审美情趣及建筑本身的特点上,灵活划分功能空间。
- These stages include Location selected; Site-plan design; function space s Structure, Organizing and Design; Non-barrier design. 这些阶段包括选址;总平面布局;功能空间的构成、组织、设计;无障碍设计。
- The separability of asymptotically strongly periodic function space and asymptotically periodic sequence space are also discussed. 研究了渐近强周期函数空间、渐近周期序列空间的可分性质。
- high-order ambiguity function(HAF) 高阶模糊函数
- Full information ambiguity function 全信息模糊函数
- A method is proposed to construct a localized active functional space from the density matrix of a large system. 报道了从大体系的密度矩阵出发构造定域于指定局部的活性泛函空间的方法和程序。
- The concept of the midpoint quasi-convex function is introduced, and some conditions are obtained to ensure that midpoint quasi-convex function is quasi-convex in the measurable function space. 摘要本文提出了中点拟凸函数的概念,在可测函数空间中,给出了中点拟凸函数拟凸的若干个充分条件。