tiaci

chebyshev混沌扩频序列、m序列、gold序列实现与性能分析比较 包括实现方法、自相关性、互相关性等(chebyshev、m、gold sequence)

zernike 矩 不变矩特征 zernike 矩 不变矩特征(zernike Moment Moment Invariant Feature zernike Moment Moment Invariant Feature)

Digital Signal Processing Charles Darwin University Lab2

利用八组故障样本数据，根据样本的特征利用SOM网络进行故障诊断。(Using the eight groups of fault data samples, according to the characteristics of the sample using SOM network fault diagnosis.)

Tomographic Inversion of pn waves. Thesis and matlab codes in the appendix.

实现功能 1) 在用户界面设置录音时长并实时录音 2) 调节放音幅度、播放原声并进行时域、频域绘图 3) 对收集的声音进行倒放处理并播放 4) 对收集声音进行回声处理并播放，比对时域波形 5) 对收集声音进行回响处理并播放，比对时域波形 6) 对经过回声处理的声音进行回音消除并比对时域波形 7) 采用自适应滤波器消除采集声音中的环境噪音 8) 设计相应的滤波器组成均衡器对收集的声音进行处理并播放 9) 男女声识别 10) 设计参数可调的滤波器对采集的声音进行处理 (1) in the user interface to set the recording length and real-time recording 2) to adjust sound, played acoustic amplitude and time domain, frequency domain mapping 3) to upend the collection of sound and play 4) to collect sound echo processing and playback, than in the time domain waveform 5) to collect sound echoes, processing and playback, than in the time domain waveform 6) to echo and treated with echo s voice than in the time domain waveform 7) using adaptive filter to eliminate ambient noise in acquisition voice 8) to design the corresponding filter to process the voice of equalizer to collect and display 9) NanNvSheng recognition 10) tunable filter design parameters for voice processing )

说明：  原始语音信号的时域图形的MATLAB程序(The original speech signal time domain graph)

在天然地震数据中提取频散曲线，研究面波的频散特性。有很好的效果。(Seismic data extracted natural dispersion curves, dispersion characteristics of surface waves. Have a good effect.)

子块DCT变换编码/帧内预测编码DPCM，基于JPEG量化矩阵的量化与反量化(block DCT encoding/decoding predictive coding DPCM. JPEG quantization matrix based on the quantitative and anti- quantization)

雷达干扰掩护飞机突防的仿真实验，可以设置敌方警戒雷达位置、我方突防飞机航线等等技术参数，进行对比实验。(Penetration radar jamming aircraft cover simulation experiment, you can set the location of enemy surveillance radar, aircraft routes and so our penetration technical parameters, comparative tests.)