{
    "created": "2025-03-12 17:56:58",
    "updated": "2026-05-09 17:52:39",
    "id": "046ce589-9dcb-496b-83cc-19119f65e69b",
    "version": 0,
    "ds_topic": null,
    "title_cn": "2015-2019年咸海流域1km叶面积指数8天合成数据集",
    "title_en": "",
    "ds_abstract": "<p>本数据是咸海流域2015年、2016、2017、2018、2019年5年的叶面积指数数据，空间分辨率为1000m×1000m，时间分辨率为8天。</p>",
    "ds_source": "<p>来源于美国国家航空航天局中分辨率成像光谱仪，提取MOD15A2产品第二波段作为叶面积指数数据.</p>",
    "ds_process_way": "<p>提取MOD15A2产品第二波段作为叶面积指数数据，乘以比例因子0.1。</p>",
    "ds_quality": "<p>空间分辨率为1000m×1000m，时间分辨率为8天，每个像元的值为八天叶面积指数的平均值。</p>",
    "ds_acq_start_time": "2015-01-01 00:00:00",
    "ds_acq_end_time": "2019-12-31 00:00:00",
    "ds_acq_place": "咸海流域",
    "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": "离线申请",
    "ds_total_size": 293840901,
    "ds_files_count": 5,
    "ds_format": "栅格数据",
    "ds_space_res": "1000",
    "ds_time_res": "8天",
    "ds_coordinate": "WGS84",
    "ds_projection": "WGS84",
    "ds_thumbnail": "046ce589-9dcb-496b-83cc-19119f65e69b.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": [
        "170.45"
    ],
    "quality_level": 1,
    "publish_time": "2025-03-25 15:59:00",
    "first_publish_time": null,
    "last_updated": "2025-03-25 15:59:00",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "33110.11.ariddc.00318",
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "2015年咸海流域1km叶面积指数8天合成数据集.rar",
            "size": 55225386,
            "is_dir": false
        },
        {
            "name": "2016年咸海流域1km叶面积指数8天合成数据集.rar",
            "size": 56367109,
            "is_dir": false
        },
        {
            "name": "2017年咸海流域1km叶面积指数8天合成数据集.rar",
            "size": 53510466,
            "is_dir": false
        },
        {
            "name": "2018年咸海流域1km叶面积指数8天合成数据集.rar",
            "size": 51705894,
            "is_dir": false
        },
        {
            "name": "2019年咸海流域1km叶面积指数8天合成数据集.rar",
            "size": 77032046,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "叶面积指数",
        "LAI"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "咸海"
    ],
    "ds_time_tags": [
        2015,
        2016,
        2017,
        2018,
        2019
    ],
    "ds_contributors": [
        "刘铁",
        "钱静"
    ],
    "ds_meta_authors": [
        "刘铁",
        "钱静"
    ],
    "ds_managers": [
        "刘铁"
    ],
    "category": "中分辨率成像光谱仪"
}