{
  "@context": {
    "@language": "en",
    "@vocab": "https://schema.org/",
    "citeAs": "cr:citeAs",
    "column": "cr:column",
    "conformsTo": "dct:conformsTo",
    "cr": "http://mlcommons.org/croissant/",
    "data": {
      "@id": "cr:data",
      "@type": "@json"
    },
    "dataType": {
      "@id": "cr:dataType",
      "@type": "@vocab"
    },
    "dct": "http://purl.org/dc/terms/",
    "extract": "cr:extract",
    "field": "cr:field",
    "fileObject": "cr:fileObject",
    "fileProperty": "cr:fileProperty",
    "format": "cr:format",
    "includes": "cr:includes",
    "isLiveDataset": "cr:isLiveDataset",
    "key": "cr:key",
    "md5": "cr:md5",
    "parentField": "cr:parentField",
    "path": "cr:path",
    "recordSet": "cr:recordSet",
    "references": "cr:references",
    "repeated": "cr:repeated",
    "sc": "https://schema.org/",
    "sha256": "sha256",
    "source": "cr:source",
    "subField": "cr:subField"
  },
  "@type": "sc:Dataset",
  "citeAs": null,
  "conformsTo": "http://mlcommons.org/croissant/1.0",
  "creator": [],
  "description": "Zenodo NeoSpectra soil NIR CC-BY. v2.0 standardized NIRS package: 1 spectral source(s), 10 declared target(s). Auto-generated from dataset_card.json (verify before publication).\n\nOpen tier: freely usable and redistributable under the stated license.",
  "distribution": [
    {
      "@id": "file/X.parquet",
      "@type": "cr:FileObject",
      "encodingFormat": "application/vnd.apache.parquet",
      "name": "NeoSpectra handheld NIR",
      "sha256": "86e44d32b2058de6021c4e46f58fb5720e7e77864c2302f26097922dbf1cc630"
    },
    {
      "@id": "file/variables.parquet",
      "@type": "cr:FileObject",
      "encodingFormat": "application/vnd.apache.parquet",
      "name": "variables",
      "sha256": "0ec37f9937083b6d9accf336113500ef635ce324a2622f3dbe93d78911e6d42e"
    }
  ],
  "keywords": [
    "nir",
    "v2",
    "zenodo"
  ],
  "license": "CC-BY-4.0",
  "name": "zenodo_neospectra_soil_nir_ccby",
  "recordSet": [
    {
      "@id": "X",
      "@type": "cr:RecordSet",
      "description": "Spectra from source 'NeoSpectra handheld NIR' (7790 observations x 601 wavelengths).",
      "field": [
        {
          "@id": "X/sample_id",
          "@type": "cr:Field",
          "dataType": "sc:Text",
          "description": "Sample identity (join key across sources and variables).",
          "name": "sample_id",
          "source": {
            "extract": {
              "column": "sample_id"
            },
            "fileObject": {
              "@id": "file/X.parquet"
            }
          }
        },
        {
          "@id": "X/spectrum",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Spectral intensities across the nm axis.",
          "name": "spectrum",
          "repeated": true,
          "source": {
            "fileObject": {
              "@id": "file/X.parquet"
            }
          }
        }
      ],
      "key": {
        "@id": "X/sample_id"
      },
      "name": "X"
    },
    {
      "@id": "variables",
      "@type": "cr:RecordSet",
      "description": "Per-sample target and metadata variables.",
      "field": [
        {
          "@id": "variables/sample_id",
          "@type": "cr:Field",
          "dataType": "sc:Text",
          "description": "Sample identity (join key).",
          "name": "sample_id",
          "source": {
            "extract": {
              "column": "sample_id"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/oc_usda_c729_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'oc_usda_c729_w_pct' (role target, type numeric).",
          "name": "oc_usda_c729_w_pct",
          "source": {
            "extract": {
              "column": "oc_usda_c729_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/c_tot_usda_a622_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'c_tot_usda_a622_w_pct' (role target, type numeric).",
          "name": "c_tot_usda_a622_w_pct",
          "source": {
            "extract": {
              "column": "c_tot_usda_a622_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/n_tot_usda_a623_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'n_tot_usda_a623_w_pct' (role target, type numeric).",
          "name": "n_tot_usda_a623_w_pct",
          "source": {
            "extract": {
              "column": "n_tot_usda_a623_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/clay_tot_usda_a334_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'clay_tot_usda_a334_w_pct' (role target, type numeric).",
          "name": "clay_tot_usda_a334_w_pct",
          "source": {
            "extract": {
              "column": "clay_tot_usda_a334_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/sand_tot_usda_c60_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'sand_tot_usda_c60_w_pct' (role target, type numeric).",
          "name": "sand_tot_usda_c60_w_pct",
          "source": {
            "extract": {
              "column": "sand_tot_usda_c60_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/silt_tot_usda_c62_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'silt_tot_usda_c62_w_pct' (role target, type numeric).",
          "name": "silt_tot_usda_c62_w_pct",
          "source": {
            "extract": {
              "column": "silt_tot_usda_c62_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/bd_usda_a4_g_cm3",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'bd_usda_a4_g_cm3' (role target, type numeric).",
          "name": "bd_usda_a4_g_cm3",
          "source": {
            "extract": {
              "column": "bd_usda_a4_g_cm3"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/ph_h2o_usda_a268_index",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'ph_h2o_usda_a268_index' (role target, type numeric).",
          "name": "ph_h2o_usda_a268_index",
          "source": {
            "extract": {
              "column": "ph_h2o_usda_a268_index"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/caco3_usda_a54_w_pct",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'caco3_usda_a54_w_pct' (role target, type numeric).",
          "name": "caco3_usda_a54_w_pct",
          "source": {
            "extract": {
              "column": "caco3_usda_a54_w_pct"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/k_ext_usda_a725_cmolc_kg",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'k_ext_usda_a725_cmolc_kg' (role target, type numeric).",
          "name": "k_ext_usda_a725_cmolc_kg",
          "source": {
            "extract": {
              "column": "k_ext_usda_a725_cmolc_kg"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/api_url",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'api_url' (role metadata, type categorical).",
          "name": "api_url",
          "source": {
            "extract": {
              "column": "api_url"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/file_url",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'file_url' (role metadata, type categorical).",
          "name": "file_url",
          "source": {
            "extract": {
              "column": "file_url"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/doi_dataset",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'doi_dataset' (role metadata, type categorical).",
          "name": "doi_dataset",
          "source": {
            "extract": {
              "column": "doi_dataset"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/doi_publication",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'doi_publication' (role metadata, type categorical).",
          "name": "doi_publication",
          "source": {
            "extract": {
              "column": "doi_publication"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/license",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'license' (role metadata, type categorical).",
          "name": "license",
          "source": {
            "extract": {
              "column": "license"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/license_id",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'license_id' (role metadata, type categorical).",
          "name": "license_id",
          "source": {
            "extract": {
              "column": "license_id"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/license_url",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'license_url' (role metadata, type categorical).",
          "name": "license_url",
          "source": {
            "extract": {
              "column": "license_url"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/rights_status",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'rights_status' (role metadata, type categorical).",
          "name": "rights_status",
          "source": {
            "extract": {
              "column": "rights_status"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/usage_scope",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'usage_scope' (role metadata, type categorical).",
          "name": "usage_scope",
          "source": {
            "extract": {
              "column": "usage_scope"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/public_release_allowed",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'public_release_allowed' (role metadata, type categorical).",
          "name": "public_release_allowed",
          "source": {
            "extract": {
              "column": "public_release_allowed"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/spectroscopy_type",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'spectroscopy_type' (role metadata, type categorical).",
          "name": "spectroscopy_type",
          "source": {
            "extract": {
              "column": "spectroscopy_type"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/axis_unit",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'axis_unit' (role metadata, type categorical).",
          "name": "axis_unit",
          "source": {
            "extract": {
              "column": "axis_unit"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/axis_min",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'axis_min' (role metadata, type numeric).",
          "name": "axis_min",
          "source": {
            "extract": {
              "column": "axis_min"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/axis_max",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'axis_max' (role metadata, type numeric).",
          "name": "axis_max",
          "source": {
            "extract": {
              "column": "axis_max"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/n_points_original",
          "@type": "cr:Field",
          "dataType": "sc:Float",
          "description": "Variable 'n_points_original' (role metadata, type numeric).",
          "name": "n_points_original",
          "source": {
            "extract": {
              "column": "n_points_original"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/notes",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'notes' (role metadata, type categorical).",
          "name": "notes",
          "source": {
            "extract": {
              "column": "notes"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/id_layer_uuid_txt",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'id_layer_uuid_txt' (role metadata, type categorical).",
          "name": "id_layer_uuid_txt",
          "source": {
            "extract": {
              "column": "id_layer_uuid_txt"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/dataset_code_ascii_txt",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'dataset_code_ascii_txt' (role metadata, type categorical).",
          "name": "dataset_code_ascii_txt",
          "source": {
            "extract": {
              "column": "dataset_code_ascii_txt"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        },
        {
          "@id": "variables/id_scan_local_c",
          "@type": "cr:Field",
          "dataType": "sc:Integer",
          "description": "Variable 'id_scan_local_c' (role metadata, type categorical).",
          "name": "id_scan_local_c",
          "source": {
            "extract": {
              "column": "id_scan_local_c"
            },
            "fileObject": {
              "@id": "file/variables.parquet"
            }
          }
        }
      ],
      "key": {
        "@id": "variables/sample_id"
      },
      "name": "variables"
    }
  ],
  "sameAs": [
    "https://zenodo.org/records/13122321",
    "https://zenodo.org/api/records/13122321/files/1976_NSlibrary_withmetadata.csv/content",
    "https://creativecommons.org/licenses/by/4.0/",
    "source_to_standard.py"
  ],
  "url": "https://entrepot.recherche.data.gouv.fr",
  "version": "1.0.0"
}