基本步骤如下: A:在编辑系统中 1-在需要统计的图层新加一个字段准备存储分颜色属性 2-依据不同颜色参数给刚才准备的字段赋属性 B:在属性管理系统中 1-将属性导出成EXCEL表格或者dbf表格 2-在相应程序里分类统计
上传时间: 2017-04-20
上传用户:1159797854
A Convex Hull is the smallest convex polygon that contains every point of the set S. A polygon P is convex if and only if, for any two points A and B inside the polygon, the line segment AB is inside P. One way to visualize a convex hull is to put a "rubber band" around all the points, and let it wrap as tight as it can. The resultant polygon is a convex hull.
上传时间: 2013-12-23
上传用户:it男一枚
大学生论文管理系统。 大学生论文管理系统是学校等机构在自己的局域网上搭建的B/S结构办公平台,用户打开浏览器即可方便快捷地使用该系统,进行论文的发布、管理和查阅工作。本章根据大学中的实际需求,介绍一个完整的学生论文管理系统从设计到实现的方法。 采用MySQL作为后台数据库,采用标准MVC三层架构(JSP-JavaBean-Servlet)开发模式。通过这种设计模型把应用逻辑,处理过程和显示逻辑分成不同的组件实现,这些组件可以进行交互和重用。
上传时间: 2013-12-19
上传用户:LIKE
①把settle定义成char型变量 ②settle=(settle>= A && settle <= B ) 写错了,改成(settle>= A && settle <= Z ) ③scanf函数后面加一句getchar()用来吸收回车键
上传时间: 2017-04-21
上传用户:moshushi0009
payrol system that help in solving all queries
标签: solving queries payrol system
上传时间: 2013-11-27
上传用户:TRIFCT
this is mean shift one of image processing famous segmentation techniques, it is programmed in matlab
标签: segmentation processing programmed techniques
上传时间: 2017-04-21
上传用户:362279997
关于类私有变量的访问 试验。同一个类中两个变量A和B,可以互相访问对方的私有变量。例如:两个人Jim 和Peter,都有私有“钱”,那么Jim可以偷Peter的私人钱。??!!
上传时间: 2017-04-24
上传用户:yyq123456789
THIS DOCUMENT IS ALL ABOUT THE NANOTECHONOLOGY AND IT USES USING THIS NANO WE CAN IMPLEMENT A 1TB IN 100GM HARDDISK,,,THAT MUCH TINY ,,
标签: THIS NANOTECHONOLOGY IMPLEMENT DOCUMENT
上传时间: 2017-04-26
上传用户:aeiouetla
EJB Cookbook. Manning. BENJAMIN G. SULLINS & MARK B. WHIPPLE
上传时间: 2014-01-16
上传用户:cjf0304
WSNs being energy constrained systems, one major problem is to employ the sensor nodes in such a manner so as to ensure maximum coverage and connectivity with minimal or optimal number of nodes and furthermore elongate network lifetime with maximum energy utilization. The problem addressed has been tackled for 1-D linear array and further extended to 2-Dimensions as stated in the next slides.
标签: constrained systems problem energy
上传时间: 2017-04-28
上传用户:evil