数据信息
- 与 数据信息 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The management and quality analysis of the primitive images have been analyzed and studied in this paper, of which the content and structure are as follows:Firstly, the developing background and the meaning of the management and quality analysis of the primitive image, as well as the trends of the management and data quality of the image database studied both in and out of our country, have been discussed in detail.Secondly, the developing direction of the technology of the remote sensing image and the importance of the remote sensing images in the field of economy nowadays have been analyzed systematically. And it is pointed that the primitive image with the elements of interior and exterior orientation will become more and more important as a sort of image production.Thirdly, the hierarchical structure of database, especially the SQL Server adopted in this system, has been deep studied and analyzed in the aspects of Applying Program Interface, Internet Data Connector and ActiveX Data Object.Fourthly, the methods of assessing the quality of the remote sensing image have been put forward in the terms of geometry, construction and the integrality of the assistant information.Fifthly, the model of propagation of errors of the precision of the ground coordinates has been calculated in the steps of inner orientation, spatial resection and answering based on the deep analysis of the principles and processes of inner direction and space resection, which have also been experimented and analyzed in term of numerical value.Finally, the total design and the idiographic realization of the sub-modules have been introduced in detail, based on which the design and development of this system are realized in combination with the program languages such as VB6.0, VC6.0 and SQL.
本文针对原始影像的管理与质量分析进行了深入的研究与探讨,主要内容包括:(1)首先对原始影像管理与质量分析系统的研制背景和意义进行了详细论述,并对影像数据库管理和数据质量研究的国内外动态作了介绍;(2)对遥感影像技术目前的发展趋势以及遥感影像在国民经济生活中的地位进行了深入的分析,并指出附带有内外方位元素的原始影像作为一种影像产品将越来越会引起人们的重视;(3)对数据库的体系结构进行了深入的研究与分析,尤其是对SQL Server数据库的体系结构,从编程接口、Internet数据连接器和ActiveX数据对象三个方面进行了深入剖析;(4)从几何质量、构像质量和附属信息的完整性三个方面提出了对遥感影像质量的评定方法;(5)基于对内定向和空间后方交会原理及过程的深入分析,推导出了从内定向到空间后方交会再到最终求解地面坐标的误差传递模型,并对上述模型进行了数值实验和分析;(6)对原始影像管理与质量分析系统的总体设计和各模块功能的具体实现进行了详细的介绍,并在此基础上联合VB6.0、VC6.0和SQL等编程语言,实现了系统的设计与开发。
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Metadata is the descriptive data for rhe data structure,quality,condition,query and other relative property,and plays an important rale in information sharing.
元数据是说明数据内容、质量、条件、查询和其他有关特征的背景数据,在信息共享中有重要作用。
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So weather its model, formation, expression is rational or not is the key to implement many application systems successfully in enterprises, including CAPP.
因此,工艺信息模型、工艺数据格式和工艺信息表达的优劣决定了包括工艺信息系统在内的信息化系统能否在企业中成功的应用。
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The DCG system can record cardiogram signal about 72 hours entirely.To make it easy to read,process and display data,data redisplay system is developed for utilizing LabVIEW software.
为方便数据的读取、处理及显示,利用LabVIEW开发了仪器的数据回放系统,可以利用CF卡中存储的时间信息对任意数据段进行提取与处理。
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Electric power information consists of remote-control data, protection data and recorded fault data.
电力信息包括远动数据、保护数据以及故障录波数据等。
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The writer carries on processing to the Laichau area ETM remote sensing phantom data with application digital image processing method, and has obtained the good effect. She has withdrawn the mineralization alteration information and strengthened the loop of wire phantom characteristic. She has verified the golden ore deposit was in the loop of wire structure connection, the junction cuts as well as the ring structure edge spot. With the aid of in the remote sensing study information analysis method, the writer withdraws the mineralization advantageous loop of wire structure from the remote sensing phantom, and uses the mineral resource appraisal analysis system MORPAS software developed by China University of Geology to linear structure quantitative, gained massive quota information related with the gold mineralization.
本文应用数字图像处理方法对莱州地区的ETM遥感影像数据进行处理,取得了较好的效果,提取出了矿化蚀变信息并增强了线环影像特征,已探明的金矿床均处于线环构造交汇、交切以及环形构造边缘部位;借助于遥感地学信息分析方法,从遥感影像中提取成矿有利的线环构造,并利用中国地大开发的矿产资源评价分析系统MORPAS软件对线性构造定量化,获取了大量与金矿化有关的定量信息。
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Summary: PowerDesiger is " one station type " Modeling and solution designed, Offer ocular symbol for all kinds of data models say , is it manage and visit effective structure , project of information to offer to user, the integrated characteristic is flexible, is that the most popular software analyses the design tools at present, Its characteristic:(1)Modeling solution of complete integration of providing a whole set of for network analysis and designing for all IT users;(2)Modeling of the data;(3)The strong document blocks and customizes and produces the function automatically;(4)User totally self-defining yuans of mould plate;(5)Take result as the direction , regard data as the business treatment models of the centre;(6)Have offered it to all UML pictures and omni-directional support in all main platforms;(7)Have offered many kinds of modeling technology in the single environment based on resources bank;(8)Have offered the performance in common use for models and targets , expand attribute and script to deal with;(9)Incorporate the intact edition and control the function.
摘 要:PowerDesiger是"一站式"建模与设计的解决方案,为各类数据模型提供了直观的符号表示,向用户提供管理和访问项目信息的有效结构,集成特性灵活,是目前最为流行的软件分析设计工具之一,其特点:(1)为所有IT用户提供了一整套用于系统分析和设计的完全集成的建模解决方案;(2)数据建模;(3)强大的文挡定制自动生成功能;(4)用户可完全自定义的元模型板;(5)以结果为导向、以数据为中心的业务处理模型;(6)提供了对所有UML图及所有主要平台的全方位支持;(7)在基于资源库的单一环境中提供了多种建模技术;(8)为所有模型和对象提供了通用性能、扩展属性和脚本处理;(9)融入完整的版本控制功能。
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The authors advance multi-dimension data model and build a custom-made applying scheme. It satisfies the managers with providing project's cost information from all views and improves the share-out in overhead cost, represent the cost information more fully. It turns from passive management to active and enhance the cost management efficiency.
作者通过建立多维数据模型,构建基于用户定制的应用框架,满足了管理者从各个角度审视项目成本消耗的需求,改进了对间接成本的分摊管理,完整的表现成本信息,实现了在信息化管理中从传统的被动获取信息到主动获取信息的转变,提高项目成本管理效率。
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To provide credible data for empirical model,a method of calculating the weighted average gray value of compartment area was designed in this paper.It worked especially when the compartment area was as large as pixel.The GeoTIFF form was adopted as the RS data type.The Matlab software was used to read and store RS image.The pixel was divided into smaller units to calculate the area of spackle in each pixel by counting the amount of the units.
:为了给遥感反演模型提供可靠数据,该文设计了一种按面积加权计算不规则图斑遥感影像灰度值的方法,特别是当图斑面积接近像元大小的时候;遥感数据采用被广泛支持的GeoTIFF格式,使用Matlab将遥感影像的灰度信息及元数据读取并存入数据库中;通过将像元分解成更小的单元,统计各像元在图斑内小单元的个数,计算图斑在各像元所占的面积,按照面积加权的方式计算得到图斑的平均灰度值。
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Hyperspectral remote sensing data has the characteristic of combining both image data and spectral data into one data set, each pixel of a hyperspectral image an entire spectrum (consisting of numerous contiguous, narrow spectral bands) is present. Compared with conventional multi-spectral remote sensing data, hyperspectral remote sensing data can be more useful for the identification and classification of surface Materials. In this paper, the author classified the coastal area using hyperspectral remote sensing data, and further more, succeeded in extraction of sand beach surface information related to bearing capacity characteristic.
高光谱遥感数据具有图像—光谱合一的特点,与传统的多光谱遥感数据相比,能够更好的分类与识别各类地物,本文主要利用高光谱遥感数据,实现海岸带分类,并且在此基础上实现沙滩表面承载特性信息的提取,主要内容分为以下三个部分:第一部分概要介绍了高光谱遥感技术。
- 推荐网络例句
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Fancy gold-plated dangling earrings with facetted White Opal crystals.
花式镀金悬垂耳环与facetted白欧泊水晶。
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This essay chooses the study aim from biology teachers in middle school in Shi Jiazhuang which tells us that most of the middle school biology teachers in Shi Jiazhuang have the"burnout", lower successfulness, individualize.
本文选取石家庄市初中生物教师作为研究对象,运用问卷调查的方法对石家庄市初中生物教师职业倦怠的现状进行调查,调查结果发现,石家庄市初中生物教师这一群体普遍存在职业倦怠,情感枯竭程度偏高,成就感偏低,去个性化程度最为严重。
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In measurements of a day,generallyspeaking,the photosynthesis of birch in mesophytic habitat is better than that in xerophytichabitat(peak values are 12.8,10.33μmolCO2m-2s-1 respectively);that of sexual birch inmesophytic habitat is better than that of clone birch(peak values are 9.87,6.71μmolCO2m-2s-1respectively);that of young tree is better than that of seedling(peak values are12.37,10.05μmolCO2m-2s-1 respectively).
在一天中的各个时刻,总体说来,中生生境生长的白桦光合作用超过旱生生境生长的白桦光合作用(净光合速率峰值分别为12.8、10.33μmolCO2m-2s-1);白桦幼树的光合作用超过白桦幼苗(净光合速率峰值分别为12.37、10.05μmolCO2m-2s-1);中生生境有性白桦的光合作用超过无性白桦的光合作用(净光合速率峰值分别为9.87μmolCO2m-2s-1、6.71μmolCO2m-2s-1)。