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- Geography spatial object 地理空间目标
- Calculation of detecting spatial object based on Brillouin scattering[J]. 引用该论文 黄中华;任刚;蔡邦维;张彬;李丹.
- GML is used to describe the geographic data, including description of spatial object's spatial attributes, such as, points, lines, faces and so on. GML文档用于描述地理数据内容,包括对空间对象的空间几何属性的描述,如点、线串、面等。
- In the scale based approach, a map could be expressed in a three level scale model included spatial object, block and scale view. 在基于尺度的空间资料表达方法中,地图可以由空间对象,区域,尺度视图三级尺度模型表达。
- Compared with the traditional octree algorithm, this method does collision detection by using object’s spatial position relation instead ofstoring lots of spatial object’s triangle faces. 该方法利用物体空间位置关系进行碰撞检测,毋需存储大量空间物体三角面片。
- We also extend BANNS to process All-k-Nearest-Neighbor queries which means given two sets of spatial objects A, B, find each object in A its k nearest neighbors in B. 综上,我们研究了道路网络中的多对象最近邻查询问题,提出一个新颖的查询处理算法BANNS,并对其进行了扩展。
- The signal processing techniques of infrared spectrum radiometer for detecting spatial objects was investigated. 摘要研究用于空间目标探测的红外光谱仪信号处理技术。
- Second is refinement step, in which spatial objects resulted from filter step are subjected to exacted computation. 第二步为细化步骤,对从第一步中筛选出的空间对象进行精确的空间运算操作。
- Forestry appertains to geography. 森林学和地理学有关。
- The algorithm clusters neighboring spatial objects to a cluster on the neighborhood relation in spatial. 该算法按照空间相邻关系,将空间相邻的空间目标聚类成一类。
- Vectorization precision of computer screen for geography spatial data 空间数据计算机屏幕矢量化精度研究
- multiacid 2R-brilliant green 多远酸2R亮绿染色
- Based on mathematical morphology, a new algorithm of3 D spatial clustering was presented, which clustered spatial objects by closure operation. 提出了一个基于数学形态学的三维空间聚类算法。
- Secondly, data in RDB are supposed to be sampled separately.However, spatial objects are influenced by its neighbors and depend on each other. 其次,关系型数据通常是独立抽样的,而在空间数据库中一个对象可能会受其邻近对象的影响,数据之间相互依赖;
- The geography paper was difficult. 地理试题很难。
- I have only a sketchy knowledge of geography. 我对地理只是一知半解。
- Spatial object representation and transformation 空间对象表现和转换
- Further more, patterns mined from SDB include graphical information about spatial objects so that it is different from the result mined from RDB, and can’t be described in texts. 另外,空间数据挖掘的结果一般包含空间对象,往往是图形或图像信息,不同于一般关系数据库中的结果,难以用文字表示清楚,需要涉及空间知识的可视化。
- His knowledge of geography is negligible. 他的地理知识少得可怜。
- Then based on the Gauss random facets statistical scattering physical model,the calculation model for Gauss random surface of spatial objects that is made from planes is derived. 在高斯随机面元统计散射模型的基础上,提出了目标表面为随机粗糙平板面的空间目标散射太阳光产生地面光照度的散射计算模型。