{
    "created": "2025-04-24 13:09:42",
    "updated": "2026-05-09 17:34:16",
    "id": "dcb514c6-430c-42d1-8d68-98db49a5b140",
    "version": 0,
    "ds_topic": null,
    "title_cn": "2000年中亚天山帕米尔高原冰川编目数据集",
    "title_en": "",
    "ds_abstract": "<p>本数据选用2000年前后Landsat TM/ETM+遥感数据和Google earth数据作为数据源，经过平面矫正与正射校正后，采用波段比值阈值法自动提取，提取了天山和帕米尔高原2000年的冰川解译结果，再经过重要地区实地考察验证和高精度数据辅助人工验证方法，误差经过多次修正，得到了中亚天山和帕米尔高原2000年的冰川编目数据集。数据集包含Randolph冰川编码、GLIMS编码、遥感数据起始截至时期、冰川坐标、冰川海拔、冰川面积、坡度、朝向、最大长度和冰川类型等15个属性要素。</p>",
    "ds_source": "<ol>\n<li>2000年前后Landsat TM遥感数据；</li>\n<li>Google earth数据。</li>\n</ol>",
    "ds_process_way": "<p>采用波段比值阈值法，辅助人工修订和重要地区考察验证。</p>",
    "ds_quality": "<p>所得到的解译结果，经过实地验证和高精度验证，误差经过多次修正。</p>",
    "ds_acq_start_time": null,
    "ds_acq_end_time": null,
    "ds_acq_place": "中亚天山帕米尔高原",
    "ds_acq_lon_east": null,
    "ds_acq_lat_south": null,
    "ds_acq_lon_west": null,
    "ds_acq_lat_north": null,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "在线下载",
    "ds_total_size": 32761113,
    "ds_files_count": 1,
    "ds_format": "shp格式",
    "ds_space_res": "无",
    "ds_time_res": "无",
    "ds_coordinate": "WGS84",
    "ds_projection": "Albers",
    "ds_thumbnail": "dcb514c6-430c-42d1-8d68-98db49a5b140.png",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "",
    "ds_from_station": null,
    "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6",
    "doi_value": "",
    "subject_codes": [
        "170.55"
    ],
    "quality_level": 1,
    "publish_time": "2025-04-24 15:55:32",
    "first_publish_time": null,
    "last_updated": "2025-04-24 15:55:32",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "33110.11.ariddc.00387",
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "天山帕米尔冰川编目2000.rar",
            "size": 32761113,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "冰川"
    ],
    "ds_subject_tags": [
        "水文学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "中亚天山帕米尔高原"
    ],
    "ds_time_tags": [
        2000
    ],
    "ds_contributors": [
        "刘时银",
        "陈曦"
    ],
    "ds_meta_authors": [
        "刘时银"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "冰雪资源"
}