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动态真实感自然景物图象的生成模型

徐国栋1, 杨彩田2(1.哈尔滨工业大学电子与通信工程系,哈尔滨 150001;2.哈尔滨广播器材厂正力研究所,哈尔滨 150001)

摘 要
提出了一种计算机图象生成模型,利用预测加伪随机噪声的方法实现几何造型及模拟光学模型,生成了可控宏观结构且具有丰富微观结构的真实感自然景物图象,例如云、水域、草地及山体等。该模型的特点是运算量少,几何造型与光照计算均可同一模型产生,简化了仿真过程。
关键词
Wavelet Transform and Its Characteristics Analysis in Image Processing

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Abstract
A model for computer image generation is given in this paper. Both geometric and illumination modeling can be simulated by prediction and pseudo noise sequence in this model. The generated image of natural scenery, e.g. cloud, water area and grass land, is rich in details which indicate that the model is suitable for computer simulation.
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