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搜索结果: 1-9 共查到NSDI相关记录9条 . 查询时间(0.057 秒)
计算机网络已经是全球最重要的基础设施之一。然而,随着网络规模的不断增长,协议配置日趋复杂,单纯依靠管理员对网络进行配置极易出现错误,从而引发严重网络故障。近年来,世界范围内已发生多起大规模网络故障,造成大量用户无法上网、飞机无法起飞、银行账户冻结等严重后果。已有的网络正确性验证技术仅能针对规模较小、配置简单的网络进行验证,在网络规模较大、配置较复杂时无法在有效时间内得到验证结果。
The data and services analysis are indispensable for the refined development of SDI. This paper, taking Chinese NSDI as a study case, analyzed the data and services advantages and shortcomings of Chin...
Nowadays, Geographical Information Systems (GIS) are in a state to be used almost in every phases of a disaster management. Creating the scenarios, determining the risks, generating the sustainable pl...
The establishment of the Croatian National Spatial Data Infrastructure has started at the beginning of the 1990's. The main agitator of the activities was the State Geodetic Administration of the Repu...
In Iran, development of National SDI (NSDI) was formally started from 2005, according to the law of "the fourth economic, social, and cultural development plan (2005-2009)", enacted by parliament in 2...
An attempt has been made to study Spatial Data Infrastructures (SDIs) that have initiated all over the world, picked up the good practices among them, made comparisons and suggested the approach to b...
The growing use of spatially referenced digital data has necessitated the development of a statewide metadata standard. Metadata is a term that refers to data about data. Geospatial metadata provides...
“Web Services” have gathered a great interest from various communities including business, industry, academia, and government. Many successful implementations of Web services for business to business...
The environmental sector in the European Union has taken the lead in an initiative called INSPIRE that aims at creating the framework for the European Spatial Data Infrastructure (ESDI). With INSPI...

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