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一篇有关有限差分法在波场中的应用论文，看了对有限差分会有一定帮助。(a paper on finite difference which is used to the domain of elastic wave equation。)

PURPOSE: GARCH(P,Q) parameter estimation with normal innovations using analytic derivatives

matlab 扩展编程书的代码 matlab 扩展编程书另传(Matlab expand the programming code Matlab programming on another extension-)

TOA定位算法，包括Musica算法的具体实现，误差产生等等 (TOA location algorithm, including Musica in the proposed algorithm, the error generated, etc.)

说明：  系统诊断，对系统诊断的编程，真的是对系统诊断的各种语言编程(System Diagnostics)

说明：  Radon变换的matlab工具包，大家可以看看(radon&matlab)

zig-zag顺序扫描，从而达到实现图片压缩量化编码(zig-zag scan order to achieve the realization of image compression quantization coding)

二维声波交错网格十阶差分程序，模拟声波传播规律，计算波场振幅(Two-dimensional staggered grid ten bands sound difference program to simulate the propagation of sound waves to calculate the wave field amplitude)

concrete temperature at early ages

摄影测量后方交会、前方交会、相对定向、绝对定向、光束法平差等。 (Photogrammetric resection, forward intersection, relative orientation, absolute orientation, bundle adjustment and so on.)