analysis-numerik

fft的c++语言实现，改自matlab的相关程序(fft c++)

延迟码的波形图。通过matlab工具仿真出了延迟码的时域和频域波形()

定位应用，仿真定位误差图。用不同符号表示。(Positioning application, the simulation positioning error chart. With different symbol.)

用matlab编写的音乐文件，可以用matlab播放卡农(Music files using matlab matlab player can use Canon)

java的matlab文件，希望对大家有用，一起学习吧(The matlab file java, hope for all of us together to learn it)

地震资料 数据处理 分频去噪 模块 主要压制随机噪音 异常振幅 野值 大值 方法特点：1 针对性强，主要去除随机噪音；2 随机噪音识别能力强，达到了较高的去噪水平；3 具有自适应性，能根据不同位置的不同特点统计识别噪音；4 振幅保真，对有效信号的保护性好；5 操作者可根据经验选择参数组合灵活去噪，达到较好的结果。 应用对比：为了展示本模块的去噪效果，所选取的对比对象是某知名成熟商业软件的分频去噪模块，其去噪效果在当前诸多成熟软件模块中是佼佼者，在地震资料处理界具有很好的口碑。 通过对比，说明本模块：1 针对性强，主要去除随机噪音和异常振幅等。2 随机噪音识别能力强，达到了较高的去噪水平。3 具有自适应性，能根据不同位置的不同特点统计识别噪音。4 振幅保真，对有效信号的保护性好。5 操作者可根据经验选择参数组合灵活去噪，达到较好的结果。(Frequency-dependent noise attenuation seismic data, processing module, is mainly to suppress random noise, denoising abnormal/large amplitude values Method of characteristics: 1 targeted, mainly to remove random noise 2 random noise and strong ability to identify , reach a higher level of de-noising 3 is adaptive , able to identify the noise statistics according to the different characteristics of different positions 4 amplitude fidelity , the effective protection of the signal is good 5 denoising operator flexibility to select the combination of parameters according to the experience , to achieve better results . Application contrast: To demonstrate the effect of the de-noising module , the selected object is a well-known comparative commercial software divide mature noising module de-noising effect is the current leader in many mature software module in seismic data processing industry has a good reputation. By contrast, the description of the module : a targeted, mai)

在实现QPSK的系统时，用到的位同步部分的程序(QPSK in the realization of the system, used part of the process-bit synchronous)

说明：  电磁信号在海底传输是的特征和光线曲线图分析，发生延时及损耗等特点都一一分析。(Electromagnetic signal is transmitted in the characteristics of the seabed and light curve analysis, the occurrence of features such as delay and loss analysis of all 11.)

Related to Digital Image Processing

一个交叉定位算法的matlab程序，伪线性估计，并给出了克拉美罗下界(A cross-positioning algorithm matlab procedure, pseudo-linear estimation, and gives the lower bound of carats Merro)