{
    "created": "2025-08-06 12:13:28",
    "updated": "2026-05-09 12:24:20",
    "id": "db698215-d0d7-4fd1-8ec7-0b57131738a6",
    "version": 3,
    "ds_topic": null,
    "title_cn": "新疆FathomDEM 30m地形数据",
    "title_en": "",
    "ds_abstract": "<p>基于FathomDEM30m地形数据，叠加天地图官网下载的2024年新疆维吾尔自治区省市县三级行政区划矢量数据，经过掩膜处理得到的新疆省市两级的地形数据，数据分辨率30米。数据以1°×1°的瓦片形式存储，GeoTiff格式。</p>",
    "ds_source": "<p>FathomDEM数据是2025年2月发布的全球30米分辨率数字高程模型，针对哥白尼DEM（GLO30）中因植被、建筑物及仪器噪声导致的系统性偏差，通过混合视觉Transformer（ViT）与卷积神经网络（CNN）模型，还原真实地形（DTM），而非地表模型（DSM）。</p>",
    "ds_process_way": "<p></p>",
    "ds_quality": "<p></p>",
    "ds_acq_start_time": null,
    "ds_acq_end_time": null,
    "ds_acq_place": "",
    "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": 13246774109,
    "ds_files_count": 36,
    "ds_format": "",
    "ds_space_res": "120米",
    "ds_time_res": "",
    "ds_coordinate": "WGS84",
    "ds_projection": "GCS_WGS84",
    "ds_thumbnail": "db698215-d0d7-4fd1-8ec7-0b57131738a6.png",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "Fathom (United Kingdom). (2024). FathomDEM v1-0 Eurasia and Africa (v1.0) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.14511570",
    "ds_from_station": null,
    "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6",
    "doi_value": "",
    "subject_codes": [
        "170.45"
    ],
    "quality_level": 1,
    "publish_time": "2025-08-06 17:20:31",
    "first_publish_time": null,
    "last_updated": "2025-08-06 17:20:31",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "分城市的数据",
            "size": null,
            "is_dir": true
        },
        {
            "name": "新疆省数据",
            "size": null,
            "is_dir": true
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "DEM",
        "集成数字地形模型"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "中国新疆"
    ],
    "ds_time_tags": [],
    "ds_contributors": [
        "李锦"
    ],
    "ds_meta_authors": [
        "李锦"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "DEM数字高程"
}