现代海图学的变革

信息技术影响到了海图学的本原，引起了海图概念、映射对象、认知方式的变革。总结了现代海图学的内涵，提出了海图集合的概念，发现了映射对象与认知方式的变化会导致海洋测量、海图产品与海图符号分离的现象。同时，结合目前工序中存在的问题，给出了一个更加侧重于产品更新的出版工序，不仅提高了海图出版的工效，也扩大了海图产品的多样性。

The Revolution of Modern Nautical Cartography

IT influences the hypostasis of the nautical cartography,and be revolutionizing the basic concept,the reflection object,the cognitive way of the nautical chart(NC).This paper will examine the historical context of the nautical cartography and the current NC workflow used in China.The concept of the nautical chart set is brought forward.With the transformation of the reflection object and the cognitive way,the phenomenon on the segregation of hydrographic surveying or NC symbol from NC product is turned up.A set of the chart production workflow will be designed to replace the traditional procedures,which is proved to not only update the NC in a timely manner,but also produce multiple products.