Characteristic Analysis and Classification Coding of Scientific Tech-support Information for the Earthquake Emergency Response--Taking the Ludian Earthquake as A Example

The scientific tech-support information of provincial earthquake emergency command center is processed and collected and arranged from earthquake emergency rear disposal and contains various types of the earthquake zone's basic data and can provide earthquake and disaster situation and decision support. It contains documents, date, maps, photos, videos and other types and with multi-source, heterogeneous, numerous and sharing characteristics. This paper analyzes the technology-support information of the 2014 Ludian M_S6.5 earthquake and proposed a set of classification and coding system.