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- To improve the accuracy of obtaining the snow cover area from MSS,this paper explores a method of snow cover mapping based on NDVI background field. 為充分精確提取MSS影像的雪蓋面積,本文探索一種以NDVI為背景場的雪蓋製圖新思路。
- Through the three demonstrations of ETM+ and TM,the process of algorithm and the way to build LUT are illuminated in detail.And the accuracy of snow cover mapping of this method is tested by NDSI. 通過ETM+和TM影像的三個例證,詳細闡明該演算法流程以及查找表的創建,並以NDSI對其雪蓋製圖進行精度驗證。
- pseudo-open-1-sequence covering mapping 序列覆蓋的偽開映射
- A land cover map compiled on the basis of Landsat TM images and geochemical data was used to establish a model that provides quantitative data for ecological and environmental evaluation. 通過遙感圖像信息增強與提取,結合區域性化探數據的歸一化變換等方法,建立了生態地球化學環境指數模型,其最終結果為區域性生態環境評價提供了定量分析數據。
- On the Finite-Sheeted Covering Map 關於有限層覆迭映射
- Vegetation cover maps of three different years (e.g. 1989, 1997 and 2003) were derived from the Landsat TM images for the city of Shanghai. 通過TM影像解譯,獲取上海市1989、1997和2003年共3個時期的植被分佈,構造植被變化軌跡,分析軌跡的空間格局;
- The front cover of the novel has been torn off. 這本小說的封面已被撕掉。
- You can't judge a book by its cover. 不能根據封面判斷一本書(不可以貌取人)
- A mapping of one space onto another or onto itself. 變換一個空間與另一個空間或自身的一一對應
- The canvas covering was peeled back. 蓋在上面的帆布被揭開了。
- The covering of forestry in our town is 60 percent. 我們鎮的森林覆蓋率是百分之六十。
- The insurance cover is optional. 保險範圍可以隨意選擇。
- The province boundaries are marked in with a fine mapping pen. 省區界限是用很細的繪圖筆加畫在地圖上的。
- The technique of mapping a region or district. 地誌學繪製地區地圖或行政區地圖的技術
- The house is red brick without a covering of stucco. 那房子是紅磚砌的,沒有用灰泥粉刷。
- A protective covering of bony plates or scales. 護身甲殼保護骨盤或介殼的覆蓋層
- The seed has a hard exterior covering. 這種子外殼很硬。
- We tried to find cover from the storm. 我們設法尋找遮蔽暴風雨的地方。
- A boxlike covering or enclosure. 盒式箱罩,盒式包裝
- A covering resembling a cloak or mantle. 斗篷狀覆蓋物一種類似長袍或斗蓬的遮蓋物