本数据为2008年7月7日，在阿柔样方1、阿柔样方2和阿柔样方3开展了针对WiDAS（Wide-angle Infrared Dual-mode line/area Array Scanner--WiDAS）航空飞行的地面同步观测试验，观测项目包括地物光谱、植被光合数据和地表红外温度。阿柔样方1、阿柔样方2和阿柔样方3均为4Grid×4Grid，每个Grid为3 m×30m。\n
\n观测仪器：北师大ASD FieldSpec光谱仪，350～2 500 nm。参考板信息：20%参考板。\n
\n观测目标：狼毒、棘豆和牧草。数据存储：数据包括原始数据和部分预处理后的数据。原始数据是光谱仪直接产生的二进制文件，用ViewSpecPro软件可以打开，详细观测记录见数据文件每天的观测记录；预处理得到的为反射率数据，格式为文本格式。植被光合数据测量仪器：LI-6400。测量对象：狼毒、棘豆和牧草。操作规范：操作过程请参考联合试验操作规范。数据存储：处理数据以Excel保存。\n\n
\n地表温度测量方法：手持式红外温度计。\n
\n测点数量：25个测量位置：在30m×30m格子的角点上测量。\n
\n记录信息：采样时间、3次重复的红外温度、地表覆盖类型描述。\n
\n本数据集包括：\n
\n（1）不同覆盖度狼毒的光谱文件夹；60%和65%覆盖度光谱文件数据和光谱测量记录表；狼毒照片文件夹\n
\n（2）光合数据文件夹：包括光合数据表格（棘豆、狼毒和针茅）和光合数据表头说明文件\n
\n（3）飞机同步红外温度数据表格。\n
\n（4）WiDAS镶嵌影像，分辨率分别为1.25m，7.5m和10m，投影UTM。
", "ds_source": "（1） 不同覆盖度狼毒的光谱文件夹；60%和65%覆盖度光谱文件数据和光谱测量记录表；狼毒照片文件夹\n
\n（2） 光合数据文件夹：包括光合数据表格（棘豆、狼毒和针茅）和光合数据表头说明文件\n
\n（3） 飞机同步红外温度数据表格。\n
\n（4） WiDAS镶嵌影像，分辨率分别为1.25m，7.5m和10m，投影UTM。
", "ds_process_way": "观测仪器：北师大ASD FieldSpec光谱仪，350～2 500 nm。参考板信息：20%参考板。观测目标：狼毒、棘豆和牧草。数据存储：数据包括原始数据和部分预处理后的数据。原始数据是光谱仪直接产生的二进制文件，用ViewSpecPro软件可以打开，详细观测记录见数据文件每天的观测记录；预处理得到的为反射率数据，格式为文本格式。\n
\n植被光合数据测量仪器：LI-6400。测量对象：狼毒、棘豆和牧草。操作规范：操作过程请参考联合试验操作规范。数据存储：处理数据以Excel保存。\n
\n地表温度测量方法：手持式红外温度计。测点数量：25个测量位置：在30m×30m格子的角点上测量。记录信息：采样时间、3次重复的红外温度、地表覆盖类型描述。", "ds_quality": "
数据质量良好
", "ds_acq_start_time": "2021-07-28 00:00:00", "ds_acq_end_time": "2008-07-08 00:00:00", "ds_acq_place": "黑河流域,阿柔加密观测站,上游寒区水文实验站", "ds_acq_lon_east": 100.44305555555556, "ds_acq_lat_south": 38.04333333333333, "ds_acq_lon_west": 100.99333333333334, "ds_acq_lat_north": 38.916666666666664, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 162110763, "ds_files_count": 2, "ds_format": "dat", "ds_space_res": null, "ds_time_res": "时", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": "545abc17-8801-4966-be99-0dbf75bf51cc.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“黑河综合遥感联合试验”产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。", "ds_from_station": null, "organization_id": "14df1d8b-6362-4c0f-b88e-b46d4abe5db9", "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": "2021-08-26 17:41:02", "last_updated": "2023-08-23 16:47:51", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.nieer.2020.1537", "i18n": { "en": { "title": "Heihe River Integrated Remote Sensing joint test: Airborne widas ground synchronous observation data set in ARW encrypted observation area (July 7, 2008)", "ds_format": "", "ds_source": "（ 1) Spectral folders of Stellera chamaejasme with different coverage; 60% and 65% coverage spectral file data and spectral measurement record sheet; Wolf venom photo folder\n
\n（ 2) Photosynthetic data folder: including photosynthetic data tables (Oxytropis, Stellera chamaejasme and Stipa) and photosynthetic data header description files\n
\n（ 3) Aircraft synchronous infrared temperature data table.\n
\n（ 4) Widas mosaic image with resolutions of 1.25m, 7.5m and 10m respectively, projected UTM", "ds_quality": "
Good data quality
", "ds_ref_way": "", "ds_abstract": "On July 7, 2008, the ground synchronous observation test for widas (wide angle infrared dual mode line / area array scanner) aviation flight was carried out in arxo quadrat 1, arxo quadrat 2 and arxo quadrat 3. The observation items include surface feature spectrum, vegetation photosynthetic data and surface infrared temperature. A rou sample 1, a rou sample 2 and a rou sample 3 are 4grid × 4grid, 3 m per grid × 30m。\n
\nObservation instrument: ASD FieldSpec spectrometer of Beijing Normal University, 350 ~ 2500 nm. Reference plate information: 20% reference plate.\n
\nObservation targets: Stellera chamaejasme, Oxytropis and herbage. Data storage: data includes original data and partially preprocessed data. The original data is the binary file directly generated by the spectrometer, which can be opened with viewspecpro software. See the daily observation records in the data file for detailed observation records; The reflectance data obtained by preprocessing is in text format. Vegetation photosynthetic data measuring instrument: Li-6400. Measured objects: Stellera chamaejasme, Oxytropis and herbage. Operation specification: please refer to the joint test operation specification for the operation process. Data storage: process data and save it in Excel.\n
\nSurface temperature measurement method: hand held infrared thermometer.\n
\nNumber of measuring points: 25 measuring positions: 30m × Measured on the corner of 30m grid.\n
\nRecord information: sampling time, infrared temperature repeated for 3 times, description of surface coverage type.\n
\nThis dataset includes:\n
\n（ 1) Spectral folders of Stellera chamaejasme with different coverage; 60% and 65% coverage spectral file data and spectral measurement record sheet; Wolf venom photo folder\n
\n（ 2) Photosynthetic data folder: including photosynthetic data tables (Oxytropis, Stellera chamaejasme and Stipa) and photosynthetic data header description files\n
\n（ 3) Aircraft synchronous infrared temperature data table.\n
\n（ 4) Widas mosaic image with resolutions of 1.25m, 7.5m and 10m respectively, projected UTM
", "ds_time_res": "时", "ds_acq_place": "Heihe River Basin, a rou densification observation station, upstream cold region hydrological Experiment Station", "ds_space_res": "", "ds_projection": "", "ds_process_way": "Observation instrument: ASD FieldSpec spectrometer of Beijing Normal University, 350 ~ 2500 nm. Reference plate information: 20% reference plate. Observation targets: Stellera chamaejasme, Oxytropis and herbage. Data storage: data includes original data and partially preprocessed data. The original data is the binary file directly generated by the spectrometer, which can be opened with viewspecpro software. See the daily observation records in the data file for detailed observation records; The reflectance data obtained by preprocessing is in text format.\n
\nVegetation photosynthetic data measuring instrument: Li-6400. Measured objects: Stellera chamaejasme, Oxytropis and herbage. Operation specification: please refer to the joint test operation specification for the operation process. Data storage: process data and save it in Excel.\n
\nSurface temperature measurement method: hand held infrared thermometer. Number of measuring points: 25 measuring positions: 30m × Measured on the corner of 30m grid. Record information: sampling time, infrared temperature repeated for 3 times, description of surface coverage type.", "ds_ref_instruction": " This data is generated by the \"Heihe integrated remote sensing joint test\". When using the data, the user should clearly state the source of the data in the text, and quote the reference provided by this metadata in the reference part." } }, "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": [ "地表辐射温度", "LI-6400光合仪", "叶面积指数", "地物光谱仪（ASD）", "植被", "地表辐射特性", "红外广角双模式成像仪WiDAS", "光谱 测量", "机载地面遥感" ], "ds_subject_tags": [ "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河流域", "阿柔加密观测区", "上游寒区水文试验区" ], "ds_time_tags": [ 2008 ], "ds_contributors": [ { "true_name": "晋锐", "email": "jinrui@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": "李弘毅", "email": "lihongyi@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": "汪洋", "email": "wangyang@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_meta_authors": [ { "true_name": "晋锐", "email": "jinrui@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "ds_managers": [ { "true_name": "晋锐", "email": "jinrui@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "遥感及产品" }