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1·DCT is an orthogonal transformation widely used in image compression applications.

DCT是一种被广泛应用于图像压缩编码中的正交变换。

2·A calculating formula for surface integrals under orthogonal transformation of space coordinates is given.

给出曲面积分在空间坐标的正交变换下的一个计算公式。

3·The formula of reliability index is calculated in the origin space directly, so derivation and orthogonal transformation are avoided.

所用的可靠度计算公式直接在基本变量空间中求解，避免了繁琐的求偏导数和正交变换工作。

4·In two-stage estimate, used orthogonal transformation to estimate aggregate average and fitting constants method to estimate variance which was unbiased.

在两步估计法中，利用正交变换得到了总平均的估计，然后采用拟合常数法得到了方差的估计，并证明了该估计是无偏估计。

5·In order to validate our schemes and examine their behavior, the orthogonal transformation method is used for the sixth-order and fourth-order in two dimensions.

同时为了验证推导格式的精度阶，对于二维的四阶和六阶紧差分格式，采用正交变换的方法求解。

6·In this paper, we found Large-scale cave and shaft connected Test partial differential equation model, and obtain its analytical solution by orthogonal transformation metho.

提出了溶洞和井筒连接的试井偏微分方程数学模型，并采用正交变换法得到了其解析解。

7·In order to further improve the numerical stability of solution of equation, the orthogonal transformation technique based on PMU is used to solve the problem of state estimation.

为了进一步改善求解方程的数值稳定性，利用正交变换技术来求解状态估计问题。

8·Application of standard form of real symmetric matrix under the orthogonal similarity transformation in matrix problems is given by examples.

通过实例探讨了实对称矩阵的正交相似变换标准形在矩阵问题中的应用。

9·A novel orthogonal ellipsoidal coordinate transformation is proposed to simplify the derivation.

提出了一种新的正交椭球坐标变换以简化推导过程。

10·Based on the spectral set of skew-symmetric matrix, the result that a class sign pattern matrix with zero diagonal is unique inertia was proved by using orthogonal similarity transformation.

本文基于反对称矩阵的谱集，采用正交相似变换，得到一类具有零对角的符号模式矩阵具有唯一惯量的结论。