GE獲取影像的收獲-0817

1、進(jìn)展報告進(jìn)展報告Reporter：Guo PingDate：2015-8-17日期 地點2目 錄日期 地點3日期 地點1.百度搜索日期 地點下載了一些word文檔，里面的方法并不能用這是關(guān)于GetScreen的日期 地點 這是別人寫的一個軟件，是2008年寫的，時間有點長了日期 地點2. 上帝之眼論壇日期 地點谷歌衛(wèi)星地谷歌衛(wèi)星地圖下載器圖下載器BIGMAP谷歌衛(wèi)片谷歌衛(wèi)片下載助手下載助手LocaSpace Viewer日期 地點3. 總結(jié) 網(wǎng)上找不到關(guān)于下載Google earth歷史影像的插件或者方法，有可能是有的地方我們確實找不到。找到能下載最新、并且高分辨率的影像的免費(fèi)軟件，如LSV。

2、或者是下載限流量的，如91衛(wèi)圖助手，或者下載要收費(fèi)的，最后只能是用截圖拼接的，如Getsreen.日期 地點LSV下載的北京影像，分辨率為0.000003Degrees，大約為0.24m。后期正在開發(fā)能下載多期歷史影像數(shù)據(jù)的功能日期 地點 可以加一些關(guān)于影像數(shù)據(jù)的群，里面有人分享一些免費(fèi)的自己開發(fā)的軟件，不懂的還能交流。下面是一些關(guān)于Google earth會關(guān)閉API，可能會對以后的Google earth產(chǎn)生一些影像日期 地點12日期 地點Expansion and growth in Chinese cities, 19782010日期 地點IOP Science英國皇家物理學(xué)會期刊數(shù)據(jù)

3、庫Environmental Research Letters環(huán)境研究快報文章來源：日期 地點關(guān)于作者：地圖學(xué)，地理學(xué)，遙感波士頓大學(xué)地理與環(huán)境博士 我的研究探討的是城市和城郊環(huán)境中土地覆蓋變化的原因和結(jié)果，特別是人口、經(jīng)濟(jì)和政策的變化對快速城市化和城市擴(kuò)張的影響，以及局部-全球規(guī)模的環(huán)境影響。我最近致力于監(jiān)測大范圍區(qū)域的城市變化，包括比較分析城市軌跡、土地利用模式、人口增長。日期 地點 Currently working on comprehensive land cover mapping for the state of Wisconsin through a U.S. Fish and

4、 Wildlife grant at the State Cartographers Office in Madison, WI. 目前致力于Wisconsin州的綜合土地覆蓋制圖日期 地點1. 文章中綜述： The environmental impacts of urban form have been well studied in recent decades: 1）the size, structure, and growth of cities lead to significant and lasting changes in local precipitation and te

5、mperature (Weng 2001, Kaufmann et al 2007) 2）expansion of the urban heat island effect (Zhou et al 2004) reduced water quality (Shao et al 2006) 3）loss of arable land (Tan et al 2005, Seto et al 2012)日期 地點 4）Moreover, many environmental impacts are exacerbated（惡化） when new growth is expansive and/or

6、 fragmented in form (Alberti 2005) 5）such as the low density, dispersed forms of urban expansion common in the US and other developed countries (Ewing et al 2002) 6）emerging in many rapidly developing nations as well (Leichenko and Solecki 2005).日期 地點 Land use and transport decisions have been entir

7、ely at the hands of the central government, up until reforms were implemented in the late 1970s. The reforms leads to rapid urbanization, industrialization, and economic growth.日期 地點uinvestment from the state in underperforming regions has been a key factor affecting land development (Ke 2010).uTran

8、sport infrastructure is also influenced by the private sector in some locations (Liand Li 2013).usubsequent sale/leasing of land use rights by the government form 3070% of municipal budgets, which have been used to finance extensive urban development projects (Lin 2007, Lichtenberg and Ding 2009).uc

9、ities have expanded with a near doubling of urban land extent between 2000 and 2010 (Schneider et al 2014).日期 地點 The goal of this letter is threefold： First, provide a quantitative assessment of the spatial and temporal patterns of growth in a sample of 142 cities in China using remote sensing data

10、spanning 19782010 (figure 1). The second goal is to compare rates and patterns of urban expansion in coastal cities, to those in western cities(Lai 2002). Finally, the third goal is to connect these trends to population data since it is the growth and distribution of population that ultimately drive

11、 policy in many countries. 日期 地點 Because Chinas first wave of urbanization has been focused in coastal areas, the majority of work has been dedicated to mapping three mega-agglomerations: Beijing (Zhang et al 2002, An et al 2007) Shanghai and the Yangtze River Delta (Zhang 2001, Liao et al 2008, Yue

12、 et al 2010)(3) Guangzhou and the Pearl River Delta (Weng 2001,Seto et al 2002).2. 研究背景和研究區(qū)：日期 地點1）There has been an explosion of publications (150) during the last decade mapping Chinas cities, but these investigate one city at a time with little comparative analysis,and 85% focus on coastal region

13、s. 2）A more comprehensive view of urban expansion comes from Wang et al (2012), who documented growth in 147 of Chinas largest cities for 19902010 by digitizing urban extents in Landsat imagery.Their results include only a limited core area for each city; any small cities or periurban growth that ma

14、y function as part of the metropolitan area were not included in their analysis. Shortcomings of early research:日期 地點Three important characteristics were used to define the sample for study: level of economic development; (b) city size; and (c) region in which the city is located. 日期 地點 The final sa

15、mple of nine footprints includes 17 agglomerations and 125 cities. Additional tests described in AlixGarcia et al (2013) allowed us to conclude that these areas are representative of Chinas cities as a whole.日期 地點2. Background and study area selection3. 技術(shù)路線：日期 地點 This research also provides a more

16、nuanced view of Chinese urban development by taking into account the effects of city size, proximity to major urban centers, and regional differences. The impacts of these very different urban forms are unfolding currently, as Chinese cities make headlines with unprecedented air pollution, smog, tra

17、ffic congestion, etc. Understanding the social, environmental, and economic effects of these urban forms is thus an area that requires further investigation.4. 討論和結(jié)論：日期 地點This research has revealed one critical result: l the majority of Chinese cities have expanded, and this trend will likely continue, so a focus on compact urban form may be unrealistic. l Rather, the role