discrete data

基本解释

This paper briefly introduces the mathematical processing of ARM used in power spectral analysis of discrete time-histories data and confirms the usalitity of ARM in earthquake engineering.
本文扼要叙述了用于离散时程数据的功率谱分析的自相关回归法（ARM）的数学过程。
The paper introduces an effective weighed- median filter and wave- let analysis filtering based on the discrete data dots- clouds of reverse engineering of the rapid prototyping manufacturing.
针对基于快速原型制造的逆向工程散乱数据点云，提出了一种先加权中值滤波，再小波分析滤波的新降噪方法。
This paper introduces how to use DCT(discrete-cosine transform)in data-hiding technology in image, and its fundamental theory and algorithms, special improvements of existing algorithms.
该文主要介绍了如何利用离散余弦变换（DCT）实现对于图象文件的数据隐藏技术，详细说明了该技术的基本原理和实现方法，以及对现有算法的改进。

Naturally, the usefulness of the slicing and dicing of data depends on the availability of contextual information, even for a discrete current event like a 90-minute debate.
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Second,the author proves the transformation of parallel translation can make discrete data more smooth,so can revise prediction error.
其次，从实用的角度应用了一种平移技巧，并证明了这种平移变换确实可以提高离散数据的“光滑性”，从而提高预报精度。
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