matlab-circle-fitting

Lyapunov指数生成程序。该指数是判断系统是否处于混沌状态的有力工具，很好用(Lyapunov index generator. The index is to determine whether the system is a powerful tool in a chaotic state, that is great)

说明：  任务：设计一个4×2.5Gbit/s 长距离光纤传输系统，并利用OptiSystem 仿真验证。 要求： 1．采用波分复用技术，波长设置以100GHz 为间隔，频率分别为193.1THz、193.2THz、193.3THz、193.4THz，每个波长传输速率为2.5Gbit/s（NRZ），传输距离为300km。采用常规光纤，光纤损耗系数为0.25dB/km。 2．单通道光发送机最大输出功率为0dBm，光接收机的接收光功率不低于－26dBm，过载点为－10dBm。 3．可以采用EDFA 作为线路放大器，其中EDFA 的输入功率限制在－18～2dBm，最大输出功率20dBm，增益范围为13～25dB，噪声指数4.0dB。(Task: Design a 4 x 2.5 Gbit/s long-distance optical fiber transmission system, and use OptiSystem simulation to verify. Requirement: 1. Using wavelength division multiplexing technology, the wavelength is set at 100GHz intervals, with frequencies of 193.1 THz, 193.2 THz, 193.3 THz and 193.4 THz, respectively. The transmission rate of each wavelength is 2.5 Gbit/s (NRZ), and the transmission distance is 300 km. The loss coefficient of conventional optical fibers is 0.25dB/km. 2. The maximum output power of a single-channel optical transmitter is 0 dBm, and the receiving power of an optical receiver is not less than -26 dBm, and the overload point is -10 dBm. 3. EDFA can be used as line amplifier, where the input power of EDFA is limited to - 18-2dBm, the maximum output power is 20dBm, the gain range is 13-25dB, and the noise index is 4.0dB.)

经典文章Matrix Completion with Noise实现的源代码(Classic article Matrix Completion with Noise source code to achieve)

matlab code for run the algorithm of Locality Preserving Projection

Ashrae模型 太阳辐射强度预测模型 任何时间和地点(Ashrae model predictive models of solar radiation intensity at any time and place)

good work on Pole placement method

压缩感知的差分量化,此代码是基于块的压缩感知量化，减少了bit率，对压缩感知的量化有起步作用。(compressed sending ，bcs-spl-dpcm)

说明：  基于线性控制的分数阶统一混沌系统的同步的仿真设计(Synchronization of Fractional Order Unified Chaotic Systems Based on Linear Control)

一个对于光孤子的编程。程序比较简单，但是结果比较实际，推荐。(For the programming of a soliton. Procedure is simple, but the results more practical recommendation.)

设计IIR滤波器,对滤波器系数按4bit和5bit量化。(Design of IIR filter coefficients of the filter and 5bit quantified by 4bit.)