The numerical results show that the direct difference method can effectively realize the denoising method model based on the TV model, and its effect is excellent.
结果表明，差分法能有效地快速实现基于TV模型的去噪方法，其去噪效果良好。
Therefore, the Direct Finite Difference Method is regarded as a promising method of numerical simulation of solidification.
因此可以认为，直接差分法是进行凝固数值计算很有前途的方法。
To verify this method, comparing the result with direct integral, the difference is very small, but the calculation rate is efficient.
分析结果与直接积分进行对比相对偏差很小，验证了方法的正确性，同时使计算速度得到了提高。
A class of nonlinear delay difference equations is considered. The non-convergence of nontrivial positive solution of the equations is proved by direct computation method.
考虑一类非线性时滞差分方程，用直接计算的方法，证明了它的所有非平凡正解都是发散的。
For a layered model the computational procedure for the central difference method of direct integration is very simple and easy.
对于层状模型，若采用直接积分的中心差分方法，计算过程十分简单，也可用于有限差分等方法的计算中。
A model of thermal field of casting is developed by using direct difference (outside node) method.
本文以外节点直接差分法，建立了铸件凝固温度场的数值模拟模型。
In this paper, we derived the conservation laws of 1 + 1, 2 + 1 dimensional differential-difference equations on the base of discrete spectral problems through a direct method.
本文基于谱问题的特点利用直接方法导出了1 + 1、2 + 1维微分—差分方程的无穷多守恒律。
The principle and method for testing surface crack through direct current potential difference are introduced.
首先介绍了直流电位法——裂纹扩展片检测裂纹的方法和原理。
The electricity character of karst cave has much difference than that of wall rock, so the surveying method of direct current can find out if there be karst cave underground.
由于地下岩溶与周围围岩存在明显的电性差异，可以通过直流电法勘探查明地下是否存在岩溶形态。
A numerical model for simulating the temperature field of titanium melted in induction furnace with a water cooled copper crucible has been developed by using the direct finite difference method.
利用直接差分法，建立了水冷铜坩埚感应熔炼过程温度场数值模拟计算模型。
This article discusses the suitability of using Direct Finite Difference Method for numerical simulation of solidification.
本文论述了直接差分法对于凝固过程数值计算的适用性。
The experimental results show that, compared to the commonly used NOE difference method, 1D GOESY provides a more direct and easy way for configuration determination.
实验结果亦表明1DGOESY实验选择性好，提供的信息更加直观、清晰，是化合物立体结构确定的好方法。
The experimental results show that, compared to the commonly used NOE difference method, 1D GOESY provides a more direct and easy way for configuration determination.
实验结果亦表明1DGOESY实验选择性好，提供的信息更加直观、清晰，是化合物立体结构确定的好方法。
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