RasterSegmenter |
Segments a raster (coalesces similar components) by analyzing the histograms of the components and identifying units that are homogeneous with the fuzzy c-means technique. |
栅格分段 |
Recorder |
Saves a copy of all the features that enter to a disk file. |
记录器:将一批要素写入磁盘文件作为备份,将来可以利用播放器(Player)调回 |
ReprojectAngleCalculator |
Calculates the reprojected angle of a line, which is useful for calculating reprojected text angles. |
线的角度的投影变换 |
ReprojectLengthCalculator |
Calculates the reprojected length of a line, which is useful for calculating reprojected text heights. |
线的长度的投影变换 |
Reprojector |
Reprojects feature coordinates from one coordinate system to another. |
坐标投影变换 |
Rotator |
Rotates features in a counterclockwise direction about the specified point by the rotation angle (measured in degrees). |
二维旋转,须指定轴点、角度(逆时针方向) |
RubberSheeter |
Performs warping operations on the spatial coordinates of features. |
坐标纠正 |
Sampler |
Discards input features, preserving only every th feature. |
要素抽样:舍弃抽样率之外的所有要素 |
Scaler |
Scales the coordinates of the feature by some multipliers. |
坐标按比例缩放 |
SchemaMapper |
The SchemaMapper is used to map the schema (attributes and feature types) of features based on a schema mapping table. |
根据数据模式对照表改变属性和要素类型 |
SectorGenerator |
Point features are input with the following data contained in the chosen attributes: site name, sector name (optional), azimuth, and radius. |
构建Voronoi区片 |
SelfIntersector |
Checks each feature and removes self-intersections. |
检查并消除自相交 |
Snapper |
Snaps end points of lines together if they are within the distance of each other. |
将限差范围内的线的端点捕捉到一起 |
Sorter |
Sorts features by an attribute’s value. |
根据属性值排序 |
SpatialFilter |
Filters features based on spatial relationships. |
根据空间关系进行过滤 |
SpatialRelator |
Determines topological (spatial) relationships between sets of features |
确定要素之间的拓扑(空间)关系 |
SQLExecutor |
Executes an arbitrary SQL statement against a database. |
执行任意的SQL |
StatisticsCalculator |
Calculates statistics based on a designated attribute of the incoming features. |
对输入要素的属性进行统计 |
StringFormatter |
Reformats the given source attribute according to the Tcl format command. Strings, characters, and numbers in decimal, octal, and hexidecimal format can be formatted. |
根据Tcl格式命令对输入的属性重新格式化,包括字符串、字符、十进制/八进制/十六进制数字等 |
StringLengthCalculator |
Calculates the length of the string in Source Attribute. The value is put into the String Length Attribute. |
计算属性值字符串的长度,并写入属性 |