{
    "created": "2020-07-10 08:23:10",
    "updated": "2026-04-21 18:57:49",
    "id": "a11f739a-9169-4221-9edb-2f12811cc7c5",
    "version": 3,
    "ds_topic": "d8ca07a6-6b46-416e-99c3-5eb87f3491b9",
    "title_cn": "黄河流域地形因子（坡向）数据集",
    "title_en": "Dataset of Topographic Factors (Slope Aspect) in the Yellow River Basin",
    "ds_abstract": "<p>&emsp;&emsp;该数据集包括黄河上游、中游和下游全流域的地形坡度信息。</p>",
    "ds_source": "<p>&emsp;&emsp;自主生产黄河流域地形坡度数据集空间分辨率为30m，数据平面精度和高程精度均小于一个像元。</p>",
    "ds_process_way": "<p>&emsp;&emsp;Hydrology水文工具软件提取。</p>",
    "ds_quality": "<p>&emsp;&emsp;本数据集经过DEM改正、质量良好。</p>",
    "ds_acq_start_time": "2020-01-01 00:00:00",
    "ds_acq_end_time": "2020-03-01 00:00:00",
    "ds_acq_place": "黄河流域",
    "ds_acq_lon_east": 119.345,
    "ds_acq_lat_south": 32.84166666666667,
    "ds_acq_lon_west": 95.88194444444444,
    "ds_acq_lat_north": 41.84388888888889,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "login-access",
    "ds_total_size": 3293319824,
    "ds_files_count": 2,
    "ds_format": "TIF",
    "ds_space_res": "30m",
    "ds_time_res": "",
    "ds_coordinate": "无",
    "ds_projection": "WGS_1984_Word_Merctor",
    "ds_thumbnail": "a11f739a-9169-4221-9edb-2f12811cc7c5.jpg",
    "ds_thumb_from": 2,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "在使用数据时，请注明本数据来自国家冰川冻土沙漠科学数据中心。",
    "ds_from_station": null,
    "organization_id": "b412fac3-1f10-4eb6-9d10-c51bcea30d0c",
    "ds_serv_man": "敏玉芳",
    "ds_serv_phone": "0931-4967596",
    "ds_serv_mail": "myf@lzb.ac.cn",
    "doi_value": "",
    "subject_codes": [
        "170.4510"
    ],
    "quality_level": 3,
    "publish_time": "2021-09-01 08:56:50",
    "last_updated": "2025-05-29 11:38:55",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "11738.11.ncdc.nieer.2020.1662",
    "i18n": {
        "en": {
            "title": "Dataset of Topographic Factors (Slope Aspect) in the Yellow River Basin",
            "ds_format": "TIF",
            "ds_source": "<p>&emsp;The spatially resolved dataset of topographic slope in the Yellow River Basin, produced independently, has a spatial resolution of 30 meters, with both data plane accuracy and elevation accuracy being more refined than one pixel.</p>",
            "ds_quality": "<p>&emsp;The data set has been corrected by DEM and has good quality.</p>",
            "ds_ref_way": "",
            "ds_abstract": "<p> This dataset includes slope information for the entire Yellow River Basin, covering its upstream, midstream, and downstream regions.</p>",
            "ds_time_res": "",
            "ds_acq_place": "Yellow River Basin",
            "ds_space_res": "30m",
            "ds_projection": "WGS_1984_Word_Merctor",
            "ds_process_way": "<p>&emsp;Hydrologic hydrological tool software extraction.</p>",
            "ds_ref_instruction": "When using data, please indicate that this data comes from the National Glacier Frozen Soil Desert Science Data Center."
        }
    },
    "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,
    "ds_topic_tags": [
        "坡向",
        "坡度",
        "地形"
    ],
    "ds_subject_tags": [
        "自然地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "黄河",
        "黄河流域",
        "黄河上中下游"
    ],
    "ds_time_tags": [
        2020
    ],
    "ds_contributors": [
        {
            "true_name": "韩立钦",
            "email": "hanliqin@lzb.ac.cn",
            "work_for": "河南师范大学",
            "country": "中国"
        },
        {
            "true_name": "张耀南",
            "email": "yaonan@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": "康建芳",
            "email": "kangjf@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_meta_authors": [
        {
            "true_name": "韩立钦",
            "email": "hanliqin@lzb.ac.cn",
            "work_for": "河南师范大学",
            "country": "中国"
        }
    ],
    "ds_managers": [
        {
            "true_name": "韩立钦",
            "email": "hanliqin@lzb.ac.cn",
            "work_for": "河南师范大学",
            "country": "中国"
        }
    ],
    "category": "基础地理"
}