The spectral characteristics of the coastal waters in East China Sea was studied using in situ measurements,and the multiband algorithms of remote sensing for bloom waters was discussed and developed. Examples of red ...The spectral characteristics of the coastal waters in East China Sea was studied using in situ measurements,and the multiband algorithms of remote sensing for bloom waters was discussed and developed. Examples of red tide detection using the algorithms in the East China Sea were presented. The results showed that the algorithms could provide information about the location and the area coverage of the red tide events.展开更多
研究可分解马尔科夫网(decomposab le M arkov network DMN)的概念、方法;分析它在空间数据挖掘中的作用与意义。与以往关于DMN的研究不同,本文直接将DMN的结构作为推理依据或应用于问题求解,扩大DMN概念和方法的应用范围。以多光谱遥...研究可分解马尔科夫网(decomposab le M arkov network DMN)的概念、方法;分析它在空间数据挖掘中的作用与意义。与以往关于DMN的研究不同,本文直接将DMN的结构作为推理依据或应用于问题求解,扩大DMN概念和方法的应用范围。以多光谱遥感为例广泛研究以多种迹度量建立多波段遥感图像间的马尔科夫网,用以解释波段组合效果;以视频图像为例广泛研究以多种粒度(节点数)建立视频图像间的马尔科夫网,通过网络结构分析检测视频图像中的目标差异,用以定位和跟踪违章车辆。研究表明马尔科夫网可以很好地揭示空间数据间的抽象近邻关系,并且这种网络自身就具有表达知识的意义。展开更多
文摘The spectral characteristics of the coastal waters in East China Sea was studied using in situ measurements,and the multiband algorithms of remote sensing for bloom waters was discussed and developed. Examples of red tide detection using the algorithms in the East China Sea were presented. The results showed that the algorithms could provide information about the location and the area coverage of the red tide events.
基金supported by the 863 High Technology Program of the People’s Republic of China under Grant Nos.2007AA12Z148 and 2007AA12Z181the National Natural Science Foundation of China under Grant Nos.40771139 and 40523005
文摘研究可分解马尔科夫网(decomposab le M arkov network DMN)的概念、方法;分析它在空间数据挖掘中的作用与意义。与以往关于DMN的研究不同,本文直接将DMN的结构作为推理依据或应用于问题求解,扩大DMN概念和方法的应用范围。以多光谱遥感为例广泛研究以多种迹度量建立多波段遥感图像间的马尔科夫网,用以解释波段组合效果;以视频图像为例广泛研究以多种粒度(节点数)建立视频图像间的马尔科夫网,通过网络结构分析检测视频图像中的目标差异,用以定位和跟踪违章车辆。研究表明马尔科夫网可以很好地揭示空间数据间的抽象近邻关系,并且这种网络自身就具有表达知识的意义。