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灰度图片阈值去噪处理，读图片的各种阈值去噪进行编程，比较。(Gray image threshold denoising processing)

ISODD Determines which elements of an array are odd numbers

多体系统动力学基础及机车车辆仿真应用（共三讲20页左右）(Multibody system dynamics simulation application base and locomotives)

method of false position with Aitken s D2-method

仿真参数:800个载波，1024点IFFT，载波间频1，无多径和有延迟个码片仿真。调制方式是BPSK和QPSK(simulation parameters : 800 Carrier, the 1024-point IFFT, a carrier frequency between, No multi-path and the delay-chip simulation. BPSK modulation is QPSK)

余数定理用于多基线相位干涉仪的解模糊中要求基线关系互质(Remainder theorem for the solution of multi-baseline interferometer fuzzy requirements baseline relations coprime)

研究无线传感器网络覆盖空洞时要用的通信图。(WSN communication graph)

说明：  BP神经网络轴承故障诊断，列举几种常见轴承故障信号，使用matlab编写BP神经网络进行诊断(Bearing fault diagnosis based on BP neural network)

海伦方法分析偶极子天线的频率阻抗特性-电阻随频率的变化，电抗随频率的变化(Helen analyze the frequency dipole antenna impedance- resistance changes with frequency, the change of reactance with frequency)

clear stratus clouds from an image