提出了一种新的曲面三角网格模型参数化算法——加权最小二乘离散参数化方法(WLSDP)。
A new algorithm called the weighted least square discrete parameterization (WLSDP) is presented for the parameterization of triangular meshes over a convex planar region.
最后,通过把球面参数化算法和自适应采样算法扩展到平面,我们提出一种基于传统图像压缩技术的几何信号压缩算法。
At last, by generalizing our spherical parameterization algorithm and adaptive sampling scheme to the planar case, we can adopt image compression algorithms to compress geometric signals.
严格的初始分析和计划阶段有能力产生足够的参数化的数据,以支持基于算法的方法,比如COCOMO和Soft ware LifecycleModel (SLIM)。
A rigorous initial analysis and planning phase is capable of producing enough parametric data to feed the algorithmic methods, such as COCOMO and the Software Lifecycle Model (SLIM).
本文主要研究了空间结构中自由曲面的参数化描述及网格划分算法,并编制了相应的程序。
This paper mainly researched on parametric description and meshing algorithm for the free surface of spatial structure with the program development.
被动微波辐射仪参数化降水反演算法。
Parametric Rainfall Retrieval Algorithms for Passive Microwave Radiometers.
介绍一个图形化的调整触发检测算法参数的实用工具软件。
A useful software tool for adjusting algorithm parameters of detection trigger is introduced.
核心化和彩色编码是两种重要的参数算法设计技术。
Kernelization and color coding are important techniques to design parameterized algorithms.
本文是在MPI网络并行环境中,将求解二维热物性方程参数的反问题用正则化方法结合并行遗传算法进行数值求解。
This thesis focuses on determination of parameters in a two-dimension heat conduction equation on the MPI network parallel environment, by solving an inverse problem using the regularization method.
对环路中的各部件参数等进行了设计与仿真,建立了环路的动态仿真模型,验证了算法的正确性,并且得到了数字化载波同步环路设计的一些经验值。
Then we validate the algorithm's correctness by establishing a dynamic simulation model of the loop, in which we obtained some experiential values of certain parameters.
文中还通过对参数约束数学模型的分析并结合驱动桥工程化设计过程,设计出搜索算法和参数更新算法。
By analysing the mathematical model and the design process of driving axle, the search algorithm and the parameter update algorithm are given in this dissertation.
全部算法实现程序化,只需输入齿轮的基本参数和网格控制参数,就能自动生成沿齿长和齿高均匀分布网格。
The whole programming algorithm could automatically generate the evenly distributed mesh along tooth length and tooth height, inputting the gear basic parameters and the mesh control parameters.
全文介绍了计算流体力学分析、外形参数化和优化算法三方面的工作。
The work presented in this thesis comprises of CFD analysis, shape parameterization and optimization algorithm.
文中介绍了一种基于时变自回归模型的归一化参数自适应匹配滤波算法。
In this paper, an algorithm of normalized parametric adaptive matched filter based on time-varying autoregressive model is introduced.
算法重点考虑到成像过程中必然引入的各种噪声,用高斯分布函数模糊化直线参数,使提取具有良好的稳健性。
The new method puts emphases on dealing with all kinds of noise from the imaging process, and USES Gaussian distribution to blur parameters of straight lines in order to ensure extraction robustness.
在精密机械热动态过程的离散化模型基础上,提出一种识别精密机械热动态特性参数的新方法——奇异值分解算法。
The discrete model of the thermal dynamics process of precision machine was used to establish a new method called singular value decomposition algorithm for identifying these characteristics.
该参数优化算法可在对偶松弛凸可分规划算法的主循环之外,通过少量参数化扩展得到。
Based on dual relaxation method to extend a special convex separable programming algorithm, this tracking algorithm was constructed by parametric analysis.
大量实验结果表明,对系统的结构参数、算法参数、模糊判决等方面的分析和优化进一步提高了系统的泛化能力。
The simulation results of optimizations to structure parameter, algorithm parameter and fuzzy judgement show that generalization ability of network have been great improved.
跟踪求交是参数曲面求交常用的算法,而对于离散化的曲面也可以采用类似的方法。
A marching method for intersection is a common using algorithm for solving intersection of parametric surfaces, as well as that of discrete surfaces.
分析了并联pid的离散化过程,采用改进的PID算法实现了变参数、变结构的PID调节模式。
This paper analyzes the process of parallel PID discretization. An improved PID algorithm is adopted to realize a PID regulation mode with variable structure and parameters.
使得算法不受具体的曲面参数化方式影响,简化了刀具定位时计算量,刀位得到了充分的优化。
During the improvement, the parameterization of the surface has no influence on the algorithm, the computation cost for tool positioning is also reduced, and the tool path is optimized thoroughly.
第3章研究和分析了基于小波的图像复原算法,包括小波域的阈值反卷积算法、迭代正则化算法和参数模型算法。
Chapter 3 studies and analyzes the wavelet-based image restoration algorithms, including threshold deconvolution algorithm, iterative regularization algorithm and parameter model algorithm.
本文基于K参数(电感矩阵的逆)较好的局部化特性,提出适应高频情况的互连电感电阻提取算法。
Based on good localization property of the K element (inverse of the partial inductance method), a fast algorithm for interconnect inductance and resistance extraction is proposed in this paper.
给出了多项式参数方程定义的参数曲线的有效隐式化算法,此算法主要是基于矩阵理论。
This paper presents an efficient algorithm for the implicitization of parametric curves defined by polynomial parametric equations, which is mainly based on the theory of matrices.
最后根据正则化参数的确定原则,采用精度高和适应性更好的遗传算法确定最优正则化参数。
In the end, the genetic algorithms which has better precision and efficiency is adopted for finding the optimal regularization parameter based on the solution rule of regularization parameter.
本文针对参数化总体设计,提出了基于离散算法的物性快速求解算法,解决了参数化设计中常见的几何特征值快速算法问题。
Based on discrete algorithm, rapid algorithms for geometric mass property calculation are presented in this paper, which are very useful in products' parametric preliminary configuration design.
在实践的基础上总结提出了基于功能约束的参数化图形设计的三种算法,并给出了部分实践的结果。
Three algorithms for function constraint based parametric graph design are presented, and some results in practice are offered.
在实践的基础上总结提出了基于功能约束的参数化图形设计的三种算法,并给出了部分实践的结果。
Three algorithms for function constraint based parametric graph design are presented, and some results in practice are offered.
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