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提取信号七个基于瞬时信息的特征：零中心归一化瞬时幅度功率谱密度的最大值,零中心归一化瞬时幅度绝对值的标准偏差，零中心非弱信号段瞬时相位非线性分量绝对值标准偏差，零中心非弱信号段瞬时相位非线性分量标准偏差，零中心归一化的非弱信号段瞬时频率绝对值的标准偏差，一个信号段的归一化瞬时频率功率谱密度的最大值，根据信号 QPSK 和16QAM在 XI 轴投影的不同表现，提出特征参数。-Extraction based on instantaneous information signal of seven
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功率谱密度和加噪声以后的情况，用于通信原理仿真-The situation after the power spectral density processing noise for communication principle simulation
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产生随机信号观测样本，不同信噪比和归一化频率。分别用BT法和周期图法估计功率谱密度。-Generate random signal observation samples, different signal to noise ratio and normalized frequency.Using method of BT and cycle diagram method to estimate the power spectral density.
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M序列的自相关函数和功率谱密度计算的m文件完整代码.-M sequence autocorrelation function and power spectral density calculated M_file complete code.
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最终的权值矩阵就是滤波器的系数，包括压缩比、运行时间和计算复原图像的峰值信噪比,计算目标和海洋回波的功率谱密度。- The final weight matrix is ??the filter coefficient, Including compression ratio, image restoration computing uptime and peak signal to noise ratio, Calculating a target and ocean echo power s
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做视觉测量的上位机代码,计算目标和海洋回波的功率谱密度,连续相位调制信号(CPM)产生。- Do Vision Measurement PC code, Calculating a target and ocean echo power spectral density, Continuous phase modulation signal (CPM) to produce.
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非归零型差分相位调制信号建模与仿真分析 ，计算目标和海洋回波的功率谱密度,在MATLAB中求图像纹理特征。- NRZ type differential phase modulation signal modeling and simulation analysis, Calculating a target and ocean echo power spectral density, In the MATLAB image texture feature.
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计算加权加速度,计算目标和海洋回波的功率谱密度,用于时频分析算法。- Weighted acceleration, Calculating a target and ocean echo power spectral density, For time-frequency analysis algorithm.
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搭建OFDM通信系统的框架，计算目标和海洋回波的功率谱密度,包括调制，解调，信噪比计算。- Build a framework OFDM communication system, Calculating a target and ocean echo power spectral density, Includes the modulation, demodulation, signal to noise ratio calculation.
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