构成 constitute; form; consist of; compose; make up; constitution; composition; formation; enter 构成部分 component part; 构成威胁 constitute [pose] a threat; 太阳光谱的构成 the constitution of the solar spectrum; 科学家研究土壤的构成。 scientists study the composition of the soil. 这种行动构成对别国内政的干涉。 these acts constitute an interference in the internal affairs of other countries. 火箭中的爆炸性混合物由燃料和氧气构成。 the explosive mixture in a rocket consists of both a fuel and a supply of oxygen
The journal of physiology , 1968 , 195 : 215 - 243 . 15 zhu s c , wu y n , mumford d b . frame : filters , random fields and maximum entropy - towards a unified theory for texture modeling 对前一个问题,我们首先针对文档图像中的典型纹理模式,找到了一组最有代表性的滤波器和统计特征,由此构成算法所需的纹理特征。
According as time - varying images composing model , simulated 3 - d rigid shift motion and rotation motion in computer , implemented perspective projection and orthographic projection arithmetic , it proved that the result of experiment is accurate 根据时变图像构成模型,采用计算机仿真了三维刚体运动的平移和旋转运动,以及透视投影和正交投影下的二维运动构成算法。实验结果验证了算法的正确性。
Bringing forward an intelligent decision method of image segmentation based on roughset theory to make the system automatically select segmentation algorithm in simple scenes . firstly , it selects some representative segmentation algorithms to make up of an algorithm library , which is used to process kinds of sample images ; secondly , it makes the decision informationtable utilizing diversified numerical features extracted from the sample images and the optimalsegmentation algorithm of each sample image according to segmentation quality evaluationcriterion ; finally , it applies rough set theory on discretization and attribution reduction of 为了使系统在简单场景下能够通过自动选取分割算法来提取目标,提出了一种基于粗糙集理论的图像分割智能决策方法。首先选取若干具代表性的分割算法构成算法库,并用它们对各种样本图像进行分割;然后利用从样本图像中提取出来的各种数值特征,并根据图像分割质量评价标准评判出各样本图像的最优分割算法,用其构成决策信息表;最后应用粗糙集理论来对决策信息表进行离散化处理和属性约简,以生成图像分割算法选取的决策规则。