泛黃系數 的英文怎麼說

中文拼音 [fànhuángshǔ]
泛黃系數 英文
yellowness factor
  • : Ⅰ動詞1 [書面語] (漂浮) float; drift 2 (透出; 冒出) be suffused with 3 (淹沒) inundate; floo...
  • : Ⅰ形容詞(像絲瓜花或向日葵花的顏色) yellow Ⅱ名詞1 (指黃河)short for the huanghe river:黃泛區the...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 泛黃 : yellowing
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Applying the basic theories of spatial data mining and geomorphology, taking the loess plateau of north shaanxi province, china as the research area, this dissertation explored the theories and systematic structures of geomorphologic data mining and acknowledge discovery from dems, ascertained the systematic structures of topographic factors and synthetic topographic acknowledge, as well as systemically summarized mining algorithms from dems. the author pa id more attention also to analyze the principle and algorithm of flow length, curvature, relief, the earth ' s surface incision and gully density. in this research, the elementary constitutes and mining algorithms of regional character acknowledge in the loess plateau were probed

    本研究在廣總結前人研究成果與研究經驗的基礎上,利用空間據挖掘和地形地貌學的基本理論,以陜北土高原多地貌類型區為實驗樣區,以1 10000比例尺dem為樣本據,探討了dem中地形地貌據挖掘與知識發現的理論方法和體結構;確定了宏觀和微觀地形因子、地形綜合特徵知識的體結構;統總結了dem基本地形因子的提取演算法,並重點對坡長、曲率、地形的起伏度、切割深度和溝壑密度因子提取的原理與演算法作了深入的分析;提出了土高原地區區域特徵知識的基本構成及其統完整、科學可行的挖掘提取演算法;擴充了arcviewgis軟體平臺中dem空間分析的基本功能;實現了以delphi7 . 0為平臺的地形信息輔助挖掘統的設計與開發;完成了對土高原多地貌類型區(樣區)地形信息空間分異特徵的分析。
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