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基于不同比例尺的DEM 地形信息比较
数字高程模型 地形因子 比例尺
2009/10/28
运用比较分析与数理统计的方法,以1:1万DEM 为基准,探讨在黄土丘陵沟壑区以1:5万地形图为基础所建立的数字高程模型描述地表形态的精度特征。实验样区为陕北绥德县韭园沟流域,基本技术平台为ARC/VIEW 地理信息系统软件。研究结果表明,在该地区内,利用1:5万DEM 所提取的地面坡度、剖面曲率、平面曲率3种地形因子都不同程度地存在着误差。其研究成果对于DEM 应用精度的估算与误差的纠正有一定的指...
A Transformational Space Structuring the Counterpoint in Adès’s “Auf dem Wasser zu singen”
transformational theory Thomas Adès David Lewin counterpoint musical space animation octatonic hexatonic
2010/3/24
The third movement of Thomas Adès’s string quartet Arcadiana features a complex, free textural counterpoint that seems resistant to the transformational analysis of the common sort that focuses, as do...
The relevance of Edward Said’s theory of Orientalism to Mozart’s Die Entführung aus dem Serail
Orientalism Mozart Edward Said
2008/10/27
Owing to the large number of issues touched upon in Edward Said’s Orientalism, I have chosen to focus on three key aspects of his thesis: Imperialism, Identity and Orientalist study, before discussing...