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- Bezier local surface model 贝赛尔局部曲面模型
- The low frequency model is assigned to the local surface region as its average reflectance for radiosity calculation. 低频光照函数作为该表面区域的平均反射属性参与辐射度计算，生成场景的整体光照效果；
- Using PSU/NCAR mesoscale model (MM5) coupling with the land surface model OSULSM, the influence of change in soil moisture to the local environment of meteorology in the spring of 1997 is investigated. 所运用的模式是美国NCAR/PSU联合研制的中尺度气象模式MM 5 ;在其中我们耦合了陆面过程模式OSULSM .
- The cause of pitting appeared during hard chromium plating is pitting corrosion occurred on matrix local surface. 镀硬铬时出现麻点主要与基体表面局部产生点蚀有关。
- Methods: 79 cases of axilla accessory breast with hemispherical or rugged local surface were resected. 方法:对79例呈半球状和不规则隆起的腋部副乳腺进行切除整复治疗。
- The images will be zoomed in by interpolatory subdivision and no intermediate continuous surface model should be established. 该算法无须建立中间连续图像模型，能自适应地插值，而且插值系数可为任意正实数。
- Using sodium periodate limitedly oxidizing cloth fiber, the local surface of cloth forms dialdehyde cellulose and offer active sites for introducing chitosan on cloth. 采用高碘酸钠对棉布纤维进行有限氧化,在棉布表面局部形成了双醛纤维素,为引入壳聚糖提供了活性部位。
- Considering the die-cavity roughing being a 2.5D cutting, a novel cutting force surface model is created based on orthogonal cutting tests. 鉴于模具型腔粗加工常采用2.;5维加工，提出一种通过正交切削试验建立切削力曲面模型用于模具型腔粗加工进给率优选的新策略。
- Without consideration of discontinuities possible existing in range image, traditional finite difference or local surface fitting method, inevitably produce errors. 传统的有限差分或局部拟合方法未考虑到表面上可能出现的不连续性，因而会不可避免地出现错误。
- As a new method to map the outer cortex of the human brain, a deformable surface model is described in this paper. 探讨了大脑表面形态提取的一种新方法可变形表面模型。
- The exporting of the surface model in standard form is completed with DXF standard form. 利用DXF文件格式完成了曲面标准格式输出。
- The results show that calm sea surface model is precious enough and time saving in computation of radia... 而在模拟海面背景红外热像时,波浪的影响不可忽视,必须采用波浪海面模型模拟海面辐射亮度。
- The key to the surface height calculation of pulse GTAW welding pool based on shape from shading (SFS) is to build up a surface model of welding pool. 利用从阴影恢复形状方法计算熔池表面高度的关键是建立熔池表面反射模型。
- Based on fractal theory, the density, the temperature, the pressure tensor, the local surface tension and fractional dimension number of liquid-vapor interface at equilibrium are obtained by the help of molecular dynamics simulation. 本文在分形理论基础上,采用分子动力学模拟方法研究了在平衡状态下的汽液界面参数,得了界面区内的密度、温度、压力张量、面张力和分维数的分布。
- Some albedo parameterizations of SZA dependence were evaluated in a simple land surface model BATS using in situ data over Gobi and Desert. 在陆面过程模式BATS中引入考虑太阳天顶角变化的裸土反照率参数化以改善沙漠、戈壁地表的辐射和热状况模拟,并与观测资料进行了对比。
- Using local base surface parameterization, a parametric quadric surface approximation method is used to estimate the local surface curvature properties of scattered points based on propagating normal vector direction. 首先，计算各点的邻近点集，选取合适的局部基础曲面，把邻近点集投影到相应的局部基础曲面。
- The Response Surface Model of FMS is drafted combining the design of experiments, simulation experiments, and analysis of data by this method. 该方法结合实验设计、仿真实验和数据分析，拟合出系统的响应曲面模型。
- We found that higher-order local surface(partial quartic surface)can give more accurate results if the DEM elevation data is very accurate.While if elevation data have a relative error,lower... 研究结果表明,当DEM数据精度比较高时,高次曲面(四次曲面)能给出较高精度的曲率计算结果,而当DEM误差较大时,低次曲面(二次曲面)由于具有误差的平滑作用而能产生较高精度的曲率值。
- Finally, the surface model is transformed to MPF CAD/CAM software and the titanium prosthesis is deformed by an MPF press. 最后，将该表面模型传递给多点成形CAD/CAM系统控制多点压力机最终成形出所需的钛板假体。
- A dynamic freeform surface model which is useful for representing a broad class of objects with symmetries and topological variability is developed. 建立了用于表达具有对称性和拓扑变化的一大类物体的动态的、自由表面模型。
