English translation for "illumination model"
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- 光照模型 照度
光照模型。用于计算机生成真实感景物的一种计算机图形学算法。这种算法可真实地模拟自然界中的光影现象。
Related Translations:
- Example Sentences:
| 1. | This discourse probes into the effects of the operative technology applying in the illumination model to improve the authenticity of a menu
本文重点探讨了在画面真实性处理中光照模型的实用技术的作用。 | | 2. | 1 . basic computer realistic graphics algorithms , including illumination model , raytracing , radiosity , texture mapping and so on
所涉及到的主要算法有光照明模型、光线跟踪算法、辐射度算法、纹理映射技术等。 | | 3. | This thesis is composed of eight chapters , including introduction , three - dimension modeling , geometry transform , graphics vanish , illumination modeling , producing shade , making program and summarize
本论文共有八章。分别是绪论、三维造型、几何变换、图形消隐、光照模型、阴影生成、程序编制和论文总结。 | | 4. | The building and calculating of illumination model due to several problems about realistic rendering , this paper presents how to build and calculate the illumination models . a numerical result is then concluded
光照模型的建立和计算从真实感体绘制的角度出发，根据光学传播和辐射原理导出模型，并给出了模型的数值解。 | | 5. | With the basis of the system of nonlinear equations which is established by minimizing the error quadratic sum of theoretical and actual shaded value of the points on the typical surface , the parameters of the illumination models can be firstly determined by means of the least - square procedure
首先，以典型曲面上各点的理论灰度值与实测灰度值的误差平方和最小为目标建立非线性方程组，以非线性最小二乘理论为基础，通过解非线性方程组确定光照模型各个参数值。 | | 6. | For consideration of principle of photometry and experimental research , with 2d gray image of typical surface ( spherical surface ) taken with digital camera , and by use of nonlinear least square optimizing method , the illumination parameters of four local illumination models , that are lambert , phong , torrance - sparrow and cook - torrance model , are determined . and with statistics analytical principle , regression analyses are made to compare the fitting precision of these illumination models under the current experiment condition . comparing torrance - sparrow model with others , an improved illumination model for measurement of surface is developed
结合光度学原理，从实验研究入手，通过用数字相机实际拍摄的典型曲面(球面)的二维灰度图像，应用非线性最小二乘优化方法研究确定了现有的lambert 、 phong 、 torrance - sparrow和cook - torrance四种常用局部光照模型的光照参数，利用统计分析原理分析了这四种光照模型在当前实验条件下对实际图像灰度数据的拟合精度，并对拟合精度较高的torrance - sparrow光照模型加以完善和改进，发展出一种适合于曲面测量的改进光照模型。 | | 7. | With the basis of nonlinear least squares theory , the system of nonlinear equations is established by minimizing the error quadratic sum of theoretical and actual gray level of the points on the typical surface , and the parameters of the illumination models can be determined by means of the least - squares procedure
以非线性最小二乘理论为基础，以典型曲面上各点的理论灰度值与实测灰度值的误差平方和最小为目标建立非线性方程组，通过求解非线性方程组来确定光照模型的各个光照参数。 | | 8. | With the basis of the theory and numerical solution of ideal lambert diffuse model on shape from shading , the image irradiance equation based on improved illumination model is derived , thereby the fact is disclosed that the question of reconstruction from a single gray image is how to solve a nonlinear partial differential equation
在针对理想朗伯漫反射模型所提出的由单幅灰度图像重构曲面的理论和计算方法基础上，导出了基于改进光照模型的单幅灰度图像光照度方程，揭示出基于单幅灰度图像的曲面重构问题实质是一个非线性偏微分方程的求解问题。 | | 9. | The content of this dissertation includes following subjects : the ir imaging model of city buildings , the realist image synthesis between ir target and the ground background , the real time walkthrough for dynamic ir scene , a quantity optics based illumination model for ir image synthesis and the realistic fusion of multi - spectral images , etc . in chapter 1 , we first introduce some primary knowledge , research contents , application domains and related research works about ir technology and infrared image synthesis
内容涉及以下几个方面：城市建筑物红外成像模型、地面目标与背景的真实感红外合成、动态红外场景的实时生成、基于量子光学原理的红外成像光照模型和多光谱融合真实感成像等。本文第一章介绍了红外技术和红外成像仿真技术的基本知识、研究内容、应用领域和国内外发展现况。指出利用计算机图形学特别是虚拟现实的最新技术将是今后的发展方向。 | | 10. | The main contents can be listed as follows : 1 . after analyzing the properties of the natural illuminating system , a region - based background and natural illumination model is set up using the histogram of image difference and rls filter . on the basis of that model , we propose an adaptive algorithm of judging and updating background image
基于户外自然光照系统的特点，建立了基于图像差分直方图和递推最小二乘滤波（ recursiveleastsquarefilter ,简称rls滤波器）的局域化背景和光照变化模型，提出了自适应的背景判断和更新算法。 |
- Similar Words：
- "illumination light spot" English translation, "illumination load" English translation, "illumination maps" English translation, "illumination measurement" English translation, "illumination meter" English translation, "illumination of deck" English translation, "illumination of the heart" English translation, "illumination of the slit image" English translation, "illumination of working plane" English translation, "illumination photometer" English translation
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