2011.11.20

Sourc code of basic digital electrical circuit with AND, OR, NOT, NAND, NOR, probes and sources.

二阶Volterra模型系统辨识，数据拟合，压缩包中带数据(Of Volterra model system identification, data fitting, with data compression package)

语音信号处理中基音周期的提取算法，用线性预测的基本算法原理，matlab实现。(Speech signal processing in pitch extraction algorithm, the basic algorithm with linear prediction theory, matlab implementation.)

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)

说明：  一个关于考虑铁损的感应电机用M语言写的模型，输出为电流等十六个参数。(1 on the induction motor considering iron loss of the written language with the M model, the output current of 16 parameters.)

matlab编写的登陆- 报警登陆系统，2010b实测通过可用(Login alarm system)

4pam的误码率蒙特卡洛仿真，理论值仿真值比较，噪声方差为不同值的星座图(Simulation of 4pam bit error rate and comparison of theoretical value simulation value)

for set up of sound in matlab u should use this programme

自己初学matlab，编写的一些小程序，希望对初学者有帮助。(Their novice matlab, small programs written in the hope that helpful for beginners.)

calculate the haussdorff distance between two frames