| 1. | The land use change in guangxi province in 2002 and 2003 is detected by using direct classification of composed multi - temporal modis images 对广西2002年和2003年两个时相的modis数据,采用多时相直接分类法对土地利用变化状况进行了遥感动态监测。 |
| 2. | Continuous wavelet transform ( cwt ) analysis at noaa / avhrr thermal data ( channels 4 when present ) was made by the approach of the isotropic 2d mexican hat wavelet 摘要利用二维连续小波变换(墨西哥帽小波) ,结合影像下的地物类型分布,对多时相的noaa / avhrr影像4波段数据进行信号场分析。 |
| 3. | This paper presents a spatial analysis method based on multi - temporal dem elevation changes and dom images changes and gives a qualitative and quantitative analysis of the terrain change 摘要提出了多时相dem的高程变化与dom影像变化分析协同的空间分析方法,对地表变迁进行了定性与定量的分析。 |
| 4. | This paper discusses the situation of digital remote sensing techniques which has been applied to monitor the land use dynamic change , and introduces the notion of land use dynamic monitoring by remote sensing 摘要介绍了土地利用遥感动态监测的基本概念,简述了遥感土地利用变化信息提取等遥感监测方法,重点探讨了多时相组合分类方法的相关技术。 |
| 5. | On the basis of practice of many year . monitoring spilled oil by remote sensing is a new method and it is . feasible for advantages of large area , more time , series , synchroniztion , economy , so it adapts to our nation " s condition 通过多年来对海洋溢油监测的实践证明,卫星遥感监测船舶溢油是可行的,具有大面积、多时相、连续、同步、经济等优势,符合我国国情。 |
| 6. | A background database for monitoring crop condition is designed and set up through analyzing operating methods of monitoring crop condition from china and other countries . combination analyzing method of multi - temporal images and multi - source data is studied in this paper 设计并建立了农情遥感监测背景数据库,研究了多时相、多源数据复合分析方法,开发了作物遥感识别运行化技术体系。 |
| 7. | Based on the merging technique of multiple - source and multiple - time rs images , the regional investigation of landslide could save a large number of labor forces and material resources , at the same time , it satisfied the vast - area synthetical investigation and high - resolution local investigation to single hazard 摘要采用多源多时相遥感数据融合技术进行区域滑坡灾害调查,可节约大量人力物力,同时满足了大面积综合调查和灾害体高分辨率局部调查的要求。 |
| 8. | Standing in the point of monitoring of landslide , the paper told some typical techniques of multiple - source and multiple - time rs images and the application in the monitoring of landslide , desired that it could take active effects to forming factor of landslide 、 forcasting before hazard 、 evaluating after hazard and prevention of hazard in the investigation of landslide 本文从滑坡灾害监测的角度,阐述了遥感多源多时相融合技术中的一些典型方法及其在滑坡调查中的应用,以期在区域滑坡灾害调查中起到积极作用。 |
| 9. | Under support of remote sensing and gis , multi - temporal remote sensing data , terrain data and hydrological data were applied to the study on the coastline evolution of the delta since 1976 , which includes following parts : ( 1 ) study on the dynamic monitoring of the coastline 本文以多时相遥感影像数据、地形数据、水文统计数据等为主要数据源,以rs与gis技术为支撑,对1976年以来黄河三角洲海岸线的演变开展动态监测研究,着重研究了以下几个方面的内容: ( 1 )海岸线动态监测研究。 |
| 10. | This paper summarized the current status of vegetation classification based on rs technology at home and abroad , and pointed out the developing trend as follows : ( 1 ) from single - phase , single - source classification to fusion of multitemporal , multi - source data ; ( 2 ) from single classifier to hybird classifiers ; ( 3 ) from hard classification to soft classification ; ( 4 ) from pixel - based classification to pixel unmixing and object - oriented classification ; ( 5 ) from traditional classification to intelligent classification 摘要综述了国内外基于遥感技术进行植被分类的研究现状,并提出植被分类的发展趋势: ( 1 )从单时相、单源遥感分类向多时相、多源信息融合发展; ( 2 )从单一分类方法向复合分类方法发展; ( 3 )从“硬”分类向“软”分类方向发展; ( 4 )从基于像元分类向混合像元分解分类和面向对象分类方向发展; ( 5 )从传统分类向智能分类方向发展。 |