大学英语词汇短语释义解析及例句 ambiguity function
释义：
ambiguity function [数] 模糊度函数；含糊函数
例句：
An efficient algorithm for searching the peak of ambiguity function is proposed in the report.
再提交了一种搜索宽带模糊函数峰值的高效算法。
Then based on the features of ambiguity function of a LFM signal, a new adaptive kernel is proposed.
同时，基于LF M信号的模糊域特征，提出了一种新的自适应核函数。
The average ambiguity function of the random multielement code PPM pulse sequence is developed and analyzed.
推导并分析了随机多元码PPM脉冲序列的平均模糊函数。
The multi-period ambiguity function of LFMCW radar signal is given, and compared with single-period ambiguity function.
给出了LFMCW雷达信号的多周期模糊函数，并与单周期信号进行了比较。
It is complicated to compute ambiguity function of frequency hop code signal and difficult to draw the ambiguity figure.
跳频编码脉冲雷达信号模糊函数的计算十分复杂，模糊图绘制非常困难。
The imaging geometric model of distributed satellites SAR is presented and the ambiguity function of distributed satellites SAR is analyzed.
建立了分布式SAR卫星的成像空间几何模型，分析了分布式小卫星SAR的模糊函数。
The expression of its ambiguity function is firstly presented , the main derived method is also given, simulation results are analyzed at last.
首次给出了该随机序列的模糊函数数学表达式，对其推导过程所采用的主要方法作了叙述，并对结果进行了分析。
Firstly the characteristics of complementary codes and their construction methods are introduced, and then their ambiguity function is derived.
本文首先概述了互补码的特性及其构造方法，推导了互补码信号的模糊函数。
An exponential attenuation model of main peak about white noise's ambiguity function is analyzed, and the numerical formula of the model is deduced.
分析适用于模糊区与近似清晰区的白噪声模糊函数中心主峰附近的指数衰减模型，推导了模型参数的数值计算公式。
The ambiguity function of step frequency coded signal is discussed. An up-down step frequency coded signal waveform is designed with its processing method.
本文讨论了步进频率编码信号的模糊函数，提出了一种正负步进频率编码信号及其处理方法。
Two kinds of typical wideband signal, Frequency Modulation (FM) signal and Frequency Spread signal, is analyzed qualitatively with wideband Ambiguity Function.
以宽带模糊度函数为工具定性地分析了两类典型宽带信号，即调频信号和频率分集信号。
If want get a precision result of main ridge slice of ambiguity function, it requires huge computational complexity, so it is disadvantage to practical application.
但是在分数域上，要想提取所要精度的模糊函数主脊切面，则其计算量很大，不利于实际应用。
This paper based on ambiguity function theory analyzes the cause of cross-components and gives the optimization algorithm of adaptive TFD with radially-gaussian kernel.
文中以模糊函数理论为基础，分析了时频分析产生交叉项的原因，给出了以径向高斯函数为核函数的自适应时频分析优化算法。
The differences between the ambiguity function of STMFCW signal and single slope linear frequency modulation continuous wave signal and pulse LFM signal are also discussed.
阐明了它与单斜率线性调频连续波信号和脉冲LFM信号模糊函数的区别；
Firstly, this thesis introduces correlative information, such as radar theory, modulation, matching filter, ambiguity function, in the domain of processing of radar signals.
本文先介绍了雷达基本工作原理以及调制、匹配滤波、模糊函数等雷达信号分析的相关知识。
According to a new type of mixed pulse compression signal, this paper discusses the mathematical expression, the way of processing and the expression of the ambiguity function.
提出一种由线性调频与二相码组合而成的新型混合脉冲信号，给出了其数学表达式、处理方法及其模糊函数的表达式。
Theoretical analysis and simulation results are given to show the ambiguity function, the distance resolution, the velocity resolution, the intercept factor of the hybrid signal.
理论分析了和计算机模拟了该类信号的模糊函数(图)，距离分辨率、速度分辨率和低截获性能。
In traditional pulse medical ultrasonic imaging system, the ambiguity function has periodic distance ambiguity and velocity ambiguity, this affects the image quality and resolution.
传统的脉冲式医用超声成像系统的模糊函数由于存在周期性的速度模糊和距离模糊，影响了图像的质量和分辨力。
A new method for passive radar MTD based on fractional correlation is presented by introducing the fractional correlation into the computation of the cross-ambiguity function (CAF).
本文将分数阶相关引入到互模糊函数的计算中，提出了一种基于分数阶相关的无源雷达动目标检测方法。
The ambiguity function of intra-pulse chirp and inter-pulse stepped frequency signal is analyzed and obtained according to new type radar. Firstly, the expression of the signal is given.
本文结合新型体制脉内调频、脉间步进跳频雷达，分析推导了该信号形式的模糊函数。
In this paper, the features of signal ambiguity function for FM, TV and DTV are listed and analyzed. The key techniques of passive radar system based on DTV signal are studied and analyzed.
分析、对比了调频信号、模拟电视信号、数字电视信号模糊函数的的特点，并针对数字电视信号，分析和研究了外辐射源雷达系统的关键技术。
Thus, the 2-dimension cross ambiguity function is a surface form of fractional correlation for 1-dimension signals, each signal is associated with the Angle of observation over the surface.
因此，二维交叉模糊度函数是一维信号分数相关的表面形式，每一信号都与表面观察的角度有关。
