In this model, there are two factors affecting the description's precision: one is the choice of the feature words; another is the method of weight computing.
在这个模型中，有两个主要影响描述准确度的因素：一个是特征项的选择，一个是特征项的权重计算方式。
Third two adaptive methods of regularized factors are put forward based on the relations of data object function, model constraint object function, and regularized factor.
根据数据目标函数、模型约束目标函数和正则化因子之间的关系，提出了两种正则化因子自适应调节方法。
During BRDF model constructing in urban areas, two important factors are vegetation covered in urban areas and the geometry structure of the urban.
在城市地区BRDF模型构建时，两个重要的影响因素是城市地区的植被覆盖面积比和城市的几何结构。
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