C-LDTR HRv1是全球陆面昼夜温差数据集（C-LDTR）的高分辨率版本，数据分为气候态（1961–1990年平均）和异常值两部分。基于 C-LSAT 2.1 站点数据，采用薄盘样条插值法 生成气候态场，并通过调整反距离权重法插值异常场。时间覆盖范围为1901–2023年；空间分辨率：0.5°×0.5°。
", "ds_source": "本数据来源于figshare网站（https://doi.org/10.6084/m9.figshare.28030196.v2 ）。
", "ds_process_way": "基于 C-LSAT 2.1 站点数据，采用薄盘样条插值法生成气候态场，并通过调整反距离权重法插值异常场。
", "ds_quality": "数据质量较好。
", "ds_acq_start_time": "1901-01-01 00:00:00", "ds_acq_end_time": "2023-12-31 00:00:00", "ds_acq_place": "全球", "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": "login-access", "ds_total_size": 1542769278, "ds_files_count": 2, "ds_format": "nc", "ds_space_res": "0.5° × 0.5°", "ds_time_res": "日", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "00e51100-0da1-4f70-b99b-e6f3380ed388.png", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": null, "organization_id": "a4dd5849-78f2-44c5-b0f1-3450e952b2a2", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.15" ], "quality_level": 3, "publish_time": "2025-04-29 11:33:59", "last_updated": "2026-01-14 10:59:25", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.NCDC.FIGSHARE.DB6836.2025", "i18n": { "en": { "title": "High-Resolution China global Land Diurnal Temperature Range version 1 (C-LDTR HRv1)", "ds_format": "nc", "ds_source": "This data is sourced from the figshare website（ https://doi.org/10.6084/m9.figshare.28030196.v2 ）.
", "ds_quality": "The data quality is good.
", "ds_ref_way": "", "ds_abstract": "C-LDTR HRv1 is a high-resolution version of the China Global Land Diurnal Temperature Range (C-LDTR).The data are divided into two parts: climatology (1961–1990 average) and anomaly. Based on C-LSAT 2.1 station data, we used the Thin Plate Spline method to interpolate the climatology field and the Adjusted Inverse Distance Weighted method to interpolate the anomaly field. Temporal coverage: 1901-2023. Spatial resolution: 0.5° x 0.5°.
", "ds_time_res": "日", "ds_acq_place": "Global", "ds_space_res": "0.5° × 0.5°", "ds_projection": "", "ds_process_way": "Based on C-LSAT 2.1 station data, we used the Thin Plate Spline method to interpolate the climatology field and the Adjusted Inverse Distance Weighted method to interpolate the anomaly field.
", "ds_ref_instruction": "" } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "https://creativecommons.org/licenses/by/4.0/", "doi_reg_from": "reg_outside", "cstr_reg_from": "reg_outside", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "陆面昼夜温差", "气候态", "异常值", "薄盘样条插值法" ], "ds_subject_tags": [ "大气科学" ], "ds_class_tags": [], "ds_locus_tags": [ "全球" ], "ds_time_tags": [ 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1939, 1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023 ], "ds_contributors": [ { "true_name": "李庆祥", "email": "liqingx5@mail.sysu.edu.cn", "work_for": "中山大学大气科学学院", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "李庆祥", "email": "liqingx5@mail.sysu.edu.cn", "work_for": "中山大学大气科学学院", "country": "中国" } ], "ds_managers": [ { "true_name": "李庆祥", "email": "liqingx5@mail.sysu.edu.cn", "work_for": "中山大学大气科学学院", "country": "中国" } ], "category": "气象" }