Topographic feature line automatic extraction algorithm

The invention discloses a topographic feature line automatic extraction algorithm. The algorithm comprises the following steps: constructing a triangulated irregular network TIN according to existing elevation data; extracting a 3R triangle; traversing to generate a node binary tree; generating a te...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	OU WEILIN, WU WENJUN, LIU HUAGUANG, LUO HAILING, PENG HAO, ZHANG ZHENGQIANG, LIU YING, LIU XINDING, HE JIE, KOU YUAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING IMAGE DATA PROCESSING OR GENERATION, IN GENERAL PHYSICS
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