用于预测未知的数目 logisticmalthus

说明：  运用Dijkstra算法的航迹规划，可以避障，对学习很有用(Track planning using Dijkstra algorithm can avoid obstacles and is very useful for learning.)

基站定位算法,设置基站的位置，信号达到基站的相对时间，即可算出手机的具体位置(The base station positioning algorithm, set the base station location, the relative time the signal to reach the base station can calculate the specific location of mobile phones)

matlab环境下的GPS信号捕获仿真，跟踪仿真源码(Matlab environment GPS signal capture simulation, tracking simulation source)

OFDM系统包括OFDM系统的调制解调，IFFT及FFT变换，保护间隔的加入对系统性能的改善，以及多径干扰、高速移动对系统误码率的影响。(The OFDM system includes modulation and demodulation of the OFDM system, IFFT and FFT transformation, the improvement of the protection interval to the system performance, and the influence of multipath interference and high-speed mobile on the system BER.)

实现串口的数据采集，真的是一个好程序，可以动态调节运行环境的参数。( Achieve serial data acquisition, Really is a good program, Can dynamically adjust the parameters of the operating environment.)

说明：  3. 瑞利信道中的调制解调、信道估计： (1) 请推导出单径瑞利信道中的BPSK相干解调的理论误码率性能，并画出比特信噪比与误码率的关系曲线。 (2) 在单径瑞利信道中，请设计一种时分的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK的误码率性能，画出比特信噪比与误码率的关系曲线，并与理论误码率曲线进行对比。(3. Modulation demodulation and channel estimation in Rayleigh channel: (1) deduce the theoretical bit error rate performance of BPSK coherent demodulation in single-path Rayleigh channel, and draw the relationship curve between bit signal-to-noise ratio and bit error rate. (2) in single-path Rayleigh channel, please design a time-division guidance assisted channel estimation method, Simulink simulation, measure the bit error rate performance of BPSK, draw the relationship curve between bit SNR and bit error rate, and compare with the theoretical bit error rate curve.)

kd树，matlab源码 kd树，matlab源码(kdtree wiritten in matlab)

说明：  将图像中的星点进行二维高斯拟合，并输出结果和对比图像。(The star points in the image are fitted by two-dimensional Gaussian.)

LDPC的矩阵生成，准循环码矩阵的生成，采用PEG算法生成，使用块矩阵方法(produce QC-LDPC matrix)

说明：  语音处理 改变声速变速不变调 改变声调不变速(Speech Processing Variable Speed Modification)