1.本数据集包含文件名称：1个文件夹（图），包含和田绿洲1980、1990、1995、2000、2005、2008、2010年土地利用状况的shape格式地图文件；项目来源于国家重点基础研究项目“干旱区绿洲化、荒漠化过程及其对人类活动、气候变化的相应与调控”；服务对象于从事土地利用、绿洲学、荒漠化等研究的学生和科研人员。
", "ds_source": "1.基于由中国科学院资源环境科学数据中心 (http://www.resdc.cn/first.asp) 提供1980年土地利用类型数据、地球系统科学数据共享平台(http://www.geodata.cn/Portal/?isCookieChecked=true) 提供的1990年与2000年遥感影像数据、由美国地质调查局网站(http://earthexplorer.usgs.gov/)下载的2010年遥感影像数据解译。\n2.中国科学院资源环境科学数据中心 (http://www.resdc.cn/first.asp)\n地球系统科学数据共享平台(http://www.geodata.cn/Portal/?isCookieChecked=true)\n美国地质调查局网站(http://earthexplorer.usgs.gov/)\n3.遥感数据目视解译
", "ds_process_way": "通过目视解译，获得1:10万土地利用数据，然后经过野外验证，保证解译精度达到90%以上。
", "ds_quality": "1.严格按照遥感影像解译标准进行解译\n2.(1)数据生产过程:解译→验证→修改→最终确定\n(2)方法和标准规范:直接判读法；同类地物对比分析法；空间对比分析法；时相动态对比法；参考Google Earth高分辨率遥感图像、已解译土地利用类型资料及NDVI数据，进行对比分析等。\n(3)应用范围: 和田绿洲地区土地利用\n3.对于较难识别的土地利用类型的验证正确率达到92.76%。
", "ds_acq_start_time": "1980-01-01 00:00:00", "ds_acq_end_time": "2010-12-31 00:00:00", "ds_acq_place": "新疆和田绿洲", "ds_acq_lon_east": 79.91666666666667, "ds_acq_lat_south": 37.11666666666667, "ds_acq_lon_west": 79.91666666666667, "ds_acq_lat_north": 37.11666666666667, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 54000397, "ds_files_count": 3, "ds_format": "Excel表格", "ds_space_res": null, "ds_time_res": "年", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "9a06baa5-464f-4cee-93b3-64d425b7df3c.jpg", "ds_thumb_from": 2, "ds_ref_way": "杨依天，新疆和田绿洲土地利用数据（1980-2010年），国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2020，doi：10.12072/ncdc.973Desert.db0067.2020", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": null, "organization_id": "eb2b3ac4-919d-433d-b987-bcee1ae83c9e", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2020-12-18 17:59:00", "last_updated": "2020-12-18 17:59:00", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.973Desert.2020.96", "i18n": { "en": { "title": "Land use data of Hotan Oasis in Xinjiang (1980-2010)", "ds_format": "", "ds_source": "1. Based on the data center of resources and environment science of Chinese Academy of Sciences（ http://www.resdc.cn/first.asp ）Provide land use type data and earth system science data sharing platform in 1980（ http://www.geodata.cn/Portal/?isCookieChecked=true ) Remote sensing image data for 1990 and 2000 are provided by the USGS website（ http://earthexplorer.usgs.gov/ ）Remote sensing image data interpretation of 2010.\n2. Data center of resources and environment science, Chinese Academy of Sciences（ http://www.resdc.cn/first.asp )\nEarth system science data sharing platform（ http://www.geodata.cn/Portal/?isCookieChecked=true )\nUSGS website（ http://earthexplorer.usgs.gov/ )\n3. Visual interpretation of remote sensing data
", "ds_quality": "", "ds_ref_way": "", "ds_abstract": "1. The data set contains the file name: 1 folder (map), including the shape format map file of land use status of Hotan Oasis in 1980, 1990, 1995, 2000, 2005, 2008 and 2010; the project comes from the national key basic research project \"the process of oasis and desertification in arid area and the corresponding and regulation of human activities and climate change\"; the service object is engaged in land Students and researchers in the study of utilization, oasis and desertification.
", "ds_time_res": "年", "ds_acq_place": "Hotan Oasis in Xinjiang", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Through visual interpretation, 1:100000 land use data is obtained, and then through field verification, the accuracy of interpretation is above 90%.
", "ds_ref_instruction": "" } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "和田绿洲", "土地利用", "SHP" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "新疆;和田;绿洲" ], "ds_time_tags": [ 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 ], "ds_contributors": [ { "true_name": "杨依天", "email": "yangyitian2004@126.com", "work_for": "", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "杨依天", "email": "yangyitian2004@126.com", "work_for": "", "country": "中国" } ], "ds_managers": [ { "true_name": "王涛", "email": "wangtao@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" }, { "true_name": "杨依天", "email": "yangyitian2004@126.com", "work_for": "", "country": "中国" } ], "category": "沙漠与荒漠化" }