Loess Shoulder Line Extraction Based on Openness and Threshold Segmentation

This paper presents a new method of loess shoulder line extraction with openness and threshold segmentation. Openness is an angular measurement of the relationship between surface relief and horizontal distance which can be derived from DEM. As it has the outstanding ability of expressing the positi...

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Bibliographic Details
Main Authors: WANG Ke, WANG Cheng, ZHANG Qingfeng, DING Kailong
Format: Article
Language:zho
Published: Surveying and Mapping Press 2015-01-01
Series:Acta Geodaetica et Cartographica Sinica
Subjects:
Online Access:http://xb.sinomaps.com:8081/Jwk_chxb/CN/10.11947/j.AGCS.2015.20130524