第21届国际电气与电子工程师协会(IEEE)国际地球科学与遥感学术会议(IGARSS)将于2001年7月9～13日在澳大利亚悉尼市新南威尔士大学召开。本届会议的主题是“审视现在,决定未来”,会议将为与会者提供机会,讨论并评估空间数据获取技术的最新进展的影响,检验可视化技术及交互分析 The 21st International Institute of Electrical and Electronics Engineers (IEEE) International Symposium on Geoscience and Remote Sensing (IGARSS) will be held from July 9 to July 13, 2001, at the University of New South Wales in Sydney, Australia. The theme of this session is “Look at the Present and Decide the Future”, which will provide participants with the opportunity to discuss and assess the impact of recent advances in spatial data acquisition techniques, test visualization techniques and interactive analysis