（1）各样本年绿洲矢量数据\n（2）各样本年绿洲空间分布图件\n（样本年：1963年、1968年、1973年、1977年、1980年、1986年、1990年、1993年、1996年、1999年、2002年、2006年、2009年、2013年）
", "ds_source": "黑河流域近50年绿洲分布重建结果及面积统计数据
", "ds_process_way": "通过面向对象、自动阈值及目视解译相结合的方法对各时期遥感影像解译，重建各样本年的绿洲分布，利用ArcGIS绘制成图
", "ds_quality": "1.原始资料数据精度\n通过遥感解译及野外验证，各个类型精度均达到90%以上。2.项目数据产生和汇集过程中的相关质量控制措施，包括完整的数据产生过程、使用的方法和标准规范、数据应用范围等内容。遥感解译、野外验证。3.加工后数据精度无加工。
", "ds_acq_start_time": "1963-01-01 00:00:00", "ds_acq_end_time": "2013-12-31 00:00:00", "ds_acq_place": "黑河流域", "ds_acq_lon_east": 101.94194444444445, "ds_acq_lat_south": 37.72361111111111, "ds_acq_lon_west": 97.3611111111111, "ds_acq_lat_north": 42.67333333333333, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 184317669, "ds_files_count": 2, "ds_format": "shp", "ds_space_res": null, "ds_time_res": "年", "ds_coordinate": "无", "ds_projection": "横轴墨卡托投影系统", "ds_thumbnail": "5942f4f0-bdfa-40f8-a6b2-2cffc0266809.jpg", "ds_thumb_from": 2, "ds_ref_way": "颉耀文，黑河流域绿洲分布数据集（1963-2013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.db0050.2020", "paper_ref_way": "", "ds_ref_instruction": "如果是来自文献、资料等，将数据源列表 如果来自相关课题，要列出课题负责人、单位、资助者 如果是镜像、购买、交换、下载数据，要说明出处 如果是试验、观测、调查数据，要说明相关的仪器、设备、方法、过程的基本信息 如果是统计数据要说明数据发布的部门 其他数据要说明数据产生基本情况。", "ds_from_station": null, "organization_id": "eb2b3ac4-919d-433d-b987-bcee1ae83c9e", "ds_serv_man": "颉耀文", "ds_serv_phone": "13893182834", "ds_serv_mail": "xieyw@lzu.edu.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2021-01-06 15:49:54", "last_updated": "2021-01-06 15:49:54", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.973Desert.2020.118", "i18n": { "en": { "title": "", "ds_format": "", "ds_source": "", "ds_quality": "1. Accuracy of original data\nThrough remote sensing interpretation and field verification, the accuracy of each type is more than 90%. 2. Relevant quality control measures in the process of project data generation and collection, including complete data generation process, methods and standards used, data application scope, etc. Remote sensing interpretation and field verification. 3. There is no processing for data accuracy after processing.
", "ds_ref_way": "", "ds_abstract": "", "ds_time_res": "年", "ds_acq_place": "Heihe River Basin", "ds_space_res": "", "ds_projection": "", "ds_process_way": "", "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": [ "“3S”技术领域", "地图学" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河流域", "中下游", "黑河" ], "ds_time_tags": [ 1963, 1968, 1973, 1977, 1980, 1986, 1990, 1993, 1996, 1999, 2002, 2006, 2009, 2013 ], "ds_contributors": [ { "true_name": "颉耀文", "email": "xieyw@lzu.edu.cn", "work_for": "兰州大学", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "颉耀文", "email": "xieyw@lzu.edu.cn", "work_for": "兰州大学", "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": "颉耀文", "email": "xieyw@lzu.edu.cn", "work_for": "兰州大学", "country": "中国" } ], "category": "生态" }