approximation的例句大全

A rough approximation would be the dual spirals in pinwheel.

大致近似于纸风车上的双重螺旋线.

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The course also examines approximation methods: WKB method, variational principle, and perturbation theory.

同时,本课程也解释了几种常用的近似方法: WKB方法 、 变分原理 、 以及微扰理论.

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With rotating-wave approximation, the non-dam ped solutions the dynamic population equations with resonance excitation were deduced.

利用旋转波近似方法给出了共振激发和无衰减时粒子数运动方程的解析解.

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Gaussian beam method is based on the dynamic raytracing and paraxial approximation method.

高斯束方法是在动力学射线追踪和旁轴近似方法基础上发展而来的.

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Our method is based on the Born Approximation and re-weighted regularized conjugate gradient ( RRCG ) method.

我们采用了Born近似方法和重加权正则化共轭梯度法 ( RRCG ) 算法.

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The strain contours are plotted by using tensile spline approximation.

用张力样条函数绘制了它们的等值线图.

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In this paper the problem of strong unicity of best simultaneous approximation is studied.

研究了最佳同时逼近的强唯一性,给出了最佳同时逼近的强唯一性定理.

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Wavelets, an approximation technique that has received increasing attention in the last decade, are briefly reviewed.

这堂课将简要的探讨近十年来逐渐被注意的近似值演算─微波分析法.

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To overcome difficulty of high computational cost in difference sensitivity analysis, efficient derivatives are obtained using approximate-difference strategy based on combined approximations.

基于谐响应组合近似重分析方法，提出了近似-差分敏度求解策略。

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The first order approximation of the primary resonance of a harmonically forced symmetrical piecewise linear system is derived by using KBM approach.

由KBM法推出的分段线性系统主共振的一次近似解，导出了分叉方程。

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Piecewise polynomial Approximation of Rational Curves and Surfaces

有理曲线和曲面的分片多项式逼近

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Simulation results show that with complexity greatly reduced, piecewise linear approximation algorithm achieve a performance very close to that of the BP algorithm.

仿真结果表明，曲线折线化算法在复杂度大幅度降低的情况下性能接近BP算法。

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This result can be combined with subdivision method to obtain a piecewise interval polynomial approximation for a rational surface.

这一结果可以与细分技术相结合，得到有理曲面的分片区间多项式的逼近。

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Piecewise approximation state space models of distributed parameter liquid pipes

分布参数液体管道的分段近似状态空间模型

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Propose an envelope lower-bounding algorithm based on piecewise aggregate approximation.

提出了基于分段聚合近似的包络线下界算法。

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A Piecewise Linear Approximation Based on Vector Slope

基于矢量斜率的分段线性拟合

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The amplifier realizes a piecewise approximation to an exact logarithmic response.

这种放大器实现了对数响应的分段近似，同时作为信号解调的一部分。

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The Property of Piecewise Smoothness of Moreau-Yosida Approximation for a Piecewise C~ 2 Convex Function

分片C~2凸函数Moreau-Yosida逼近的分片光滑性质

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PAA ( Piecewise Aggregate Approximation) is a method for representing time series by sliding an equal-width window on the data and dividing the data into segments.

滑动聚集平均近似PAA（Piecewise Aggregate Approximation）是一种表示时间序列的方法，它通过时间序列上滑动一个等宽的滑动窗口将时间序列分成小的区段。

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Piecewise average approximation is used to reduce dimensionality and slipping window combined with MBR to implement subsequence matching. R+-tree is taken as multi-dimen-sional structure to improve indexing efficiency.

通过采用序列分段平均值技术降维，结合滑动窗口和MBR方法实现子序列相似查询，并利用R+-树作为多维索引结构提高检索效率。

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