结合粗糙集理论和遥感数据中地物光谱特征空间分布信息,提出了一种基于光谱特征邻域的容差粗糙集分类方法,用来处理卫星遥感数据分类中的不确定性问题。
Based on the spectral feature neighborhood, this paper proposes a tolerant rough set classification method to handle the uncertainty in the process of satellite remote sensing data classification.
试验表明,应用电子计算机对遥感数据进行森林模式识别分类是可行的,方法灵活多样,而且精度可以保证。
It has been shown that it is feasible to classify the forest model identification by processing the remote sensing data with computer, which has high accuracy.
通过实例比较,说明本方法应用于大气遥感红外光谱数据的分类和识别时,是行之有效的。
Experimental results show that this method is more effective than local search on identification and classfication of gas's infrared remote sensing data.
摘要基于独特型免疫网络原理,提出了一种新型的分区记忆模式人工独特型网络模型,并利用其对卫星遥感数据进行了分类。
Based on idiotypic immune network theory, a Regional-memory-pattern Artificial idiotypic network (RAIN) is proposed to classify multi-spectral remote sensing image.
对各种遥感影象的水系加以识别和分类,为决策者提供必要的信息和数据,具有重要的现实意义。
It has an important practical significance in offering essential information and data for the decision-maker with recognition and classification the drainage system from the image of remote sensing.
本文将遗传算法(GA)应用于非监督训练,提高了遥感数据的分类精度。
This paper conveys the application of genetic algorithms (GA) which are used to improve unsupervised training and thereby increase the classification accuracy of remotely sensed data.
本文提出了一种基于知识的遥感图像模糊分类算法,在传统的模糊分类方法中加入了从GIS数据库中发现的知识,用它来辅助进行遥感图像分类。
In this paper, a knowledge-based fuzzy image classification method is proposed. In the method, knowledge discovery from GIS is introduced in to assist fuzzy image classification.
实验表明,该方法是一种由遥感分类图自动转换成g IS通用数据的高效方案。
Finally, the experiment demonstrates that the method is a highly efficient scheme to automatically convert classified raster map to general format GIS data.
针对不同的研究区概况有针对性的选用了不同的遥感数据以及不同的分类思路与方法。
Different classification methods were designed and applied according to the difference of remote sense data and research region.
讨论了遥感数据监督指非监督和计算机自动分类的问题,并给出了一些初步的分类结果实例。
Supervised and unsupervised approaches for classification of remote sensing data by computer are discussed. Some primary classification results are provided.
遥感分类是森林资源调查和监测不可缺少的内容,分类的精度直接影响遥感数据的应用水平和实用价值。
Remote sensing classification is one of indispensable parts of forest resource survey and supervision. The classification accuracy directly influences the applicable level and practical value.
遥感分类是主要的遥感数据分析方法,是遥感图像处理中的一个非常重要研究内容。
Remote sensing classification is the main method of the analysis of remote sensing data and very important research content in remote sensing image procession.
高维遥感数据的分类与识别与传统的多光谱遥感分类技术具有明显的区别。
Classification and pattern recognition of high dimensional remote sensing data are distinctly different from traditional multi-channel remote sensing classification techniques.
最后通过利用ERSSAR数据和TM影像进行融合分析,证明该方法在遥感图像自动分类中有很好的应用前景。
At the end, it is demonstrated that evidential reasoning has extensive applications in the classification of remote sensing images through the fusion analysis of ERS SAR and TM image.
传统统计模式识别方法进行遥感影像分类时要求数据服从正态分布且难以加入地理辅助数据。
The traditional statistical classifier is suitable in making RS image classification in normal distribution and unsuitable in doing with the data in discrete distribution, such as the geographic data.
研究目的:研制基于遥感的土地利用与覆被分类系统,为国家土地利用与覆被基础数据库建设和宏观土地资源遥感动态监测提供分类依据。
The purpose of this study is to develop a land classification system for national land use and land cover database building and macro land resources dynamic monitoring.
结合多源遥感信息融合分类的特点,在多级数据融合方法集成技术的基础上,初步形成一个对多源遥感信息融合分类的技术框架。
Discuss the method and technique about integrated multiple levels data fusion based on the characteristics of multi-sources Remote Sensing information fusion classification.
最后探讨了高光谱遥感数据的五种常用分类方法及分类预处理步骤,为后续工作提供一些思路。
Following the presentation of the fieldwork results, the paper discusses five prevailing classification methods and steps for pre-processing, providing some ideas for following work.
本文通过分析遥感分类图栅格像元之间的关系,快速自动地提取矢量数据点及其连接信息,进而利用连接信息快速生成弧段,由弧段自动组建多边形并建立完整的拓扑关系。
In this paper, we analyzed the relations between pixel and pixel in the classified raster map. Based on the relations, all vector points and the connection information between them can be extracted.
建立了农村土地利用数据库、基本农田数据库、农村土地权属数据库、遥感影像数据库以及分类面积汇总表和图件成果。
Establish the rural land use database, basic farmland database, rural land ownership database, remote sensing image database and classification summary and maps of results.
一种高光谱遥感数据多类别监督分类方法,包含以下步骤:(1)读入 高光谱数据;
The invention relates to a supervised classification method of multi-class hyperspectrum remotely sensed data, which comprises the following steps: (1), reading the hyperspectrum data;
一种高光谱遥感数据多类别监督分类方法,包含以下步骤:(1)读入 高光谱数据;
The invention relates to a supervised classification method of multi-class hyperspectrum remotely sensed data, which comprises the following steps: (1), reading the hyperspectrum data;
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