liuxingshibie

基于自建数据库的音乐识别及检索软件 ； 利用Matlab开发软件, 通过抓取录入歌曲的音高(pitch tracking)绘出声音的频率变化并进行降噪和润滑（smoothing）处理 与数据库中歌曲的频率变化图比对，计算出相似度top10的歌曲并显示。 (Based on self-built of music recognition and retrieval software developed using Matlab software, change the pitch of a song by crawling entry (pitch tracking) plots the frequency of the sound and noise reduction and lubrication (smoothing) processing Frequency changes in the diagram songs than calculate the similarity top10 songs and displayed.)

digital signal processing solution

Program sends commands via rs232 to the B5-85 power supply.

自己编的一些关于图像灰度直方图处理的MATLAB源程序，包括加权距离，累加直方图，欧氏距离，直方图相交法，中心距法共5种方法，可选择适合的选用。(Own some on the image histogram processing MATLAB source code, including the weighted distance, cumulative histogram, Euclidean distance, histogram intersection of law, from the Law Center, five kinds of methods to choose the appropriate selection.)

实现3*3天线阵列的时分和码分的在相同业务和不同业务情况下的仿真，业务分为：语音，数据，视频。(Time division and code division 3* 3 antenna array simulation in the same business and business case, the business is divided into: voice, data, video.)

电网_LEO中低轨卫星多普勒随轨道高度和最大仰角的变化(LEO satellite doppler along with the change of rail height and maximum elevation)

K-means算法MATLAB仿真，利用一副图像作为数据实现K聚类算法仿真(K-means algorithm, MATLAB simulation)

线性分组码的实现，学习线性分组码的编码原理的很好的材料(Realization of linear block codes)

针对塔架建立的谐波叠加法模拟风速，计算时间长(Long calculation time simulation of wind tower to establish harmony superposition method)

说明：  GPS接收机方面的MATLAB程序，有很多gps接收机实现时所用到的函数，很很好的参考，快速掌握GPS接收机实现方法(GPS receiver' s MATLAB program, there are many gps receiver when used to achieve the function, it is a good reference, to grasp the realization GPS Receiver)