qingkuang1

Buck DC DC Converter

参数活动轮廓模型实现的轮廓逼近，开发环境matlab(Contour parametric active contour model implementation approach, the development environment matlab)

this system is for display the ecg signal

程序是OFDM系统整个发送接收过程，其中包含QPSK调制解调，快速傅里叶正逆变换，还有信道估计等过程。(The procedure is the OFDM transmitting and receiving process of the system, which includes QPSK modulation and demodulation, and inverse fast Fourier transform, and the channel estimation process.)

LMS identification volterra order 4,degree 2

DS证据融合程序,DS证据理论中的组合规则(DS evidence fusion program, DS evidence theory combination rule)

利用三电平中心削波自相关法实现清、浊音判定，并提取一段话音的基频参数，绘制基频曲线，并将该参数曲线合并到前面提取的短时过零率和短时能量参数曲线图中(Using a three-level center clipping from the relevant law to achieve clear, voiced determination, and extract some of the fundamental parameters of the voice, drawing the fundamental frequency curve and merge the parametric curve to the front of the extraction rate and the short-term zero short-term energy parameters graph)

说明：  对被噪声污染的灰度图像进行滤波，是一种自适应滤波器。(denoiseing for the gray scale image)

可以自定义精度（最小频率分辨率）的FFT频谱细化算法：FFT-FT(Can customize the precision (the minimum frequency resolution) of the FFT spectrum thinning algorithm: FFT-FT)

matlab矩阵的生成,希望对大家有好处~(matlab matrix formation, in the hope that everyone will benefit ~)