{
  "schema_version": "camera-spectra-application-export-1",
  "profile_id": "prf-ie2024-canon-eos-850d-t-occ7",
  "profile_revision": 1,
  "exports": {
    "xspd": "/application-data/prf-ie2024-canon-eos-850d-t-occ7-r1.xspd",
    "siril": null,
    "metadata": "/application-data/prf-ie2024-canon-eos-850d-t-occ7-r1.metadata.json",
    "xspd_reason": null,
    "siril_reason": "The source does not establish a sensor-only response. A Siril sensor export would misrepresent its physical scope; use CSV or source JSON.",
    "siril_estimated": "/application-data/prf-ie2024-canon-eos-850d-t-occ7-r1.estimated.siril.json",
    "siril_estimated_alternative": "/application-data/prf-ie2024-canon-eos-850d-t-occ7-r1.alternative-estimate.siril.json",
    "siril_estimated_reason": null,
    "siril_estimated_note": "Estimated relative photon response. Assumes the source values describe energy response. Source optics remain unseparated; calibration accuracy is unverified.",
    "notes": [
      "XSPD contains the longest uninterrupted native range of each channel. Gaps and omitted samples remain in CSV and source JSON."
    ]
  },
  "siril_assessment": null,
  "siril_estimate": {
    "primary": {
      "channels": [
        {
          "channel": "red",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.021150264597419612,
            0.013030119860570276,
            0.005118184093337497,
            0.004464548723704067,
            0.0038272543652663788,
            0.0053365074612157564,
            0.007335156169329949,
            0.01070154491052482,
            0.0139877815388341,
            0.012818470904121452,
            0.008791477347226484,
            0.007169245996858519,
            0.005583883425403545,
            0.0058835468717917195,
            0.007000580563545318,
            0.009544206534952223,
            0.012032536399984983,
            0.015403629145073724,
            0.018702996620654118,
            0.02858884589586638,
            0.03826873987204929,
            0.0486722887829551,
            0.05886352036914855,
            0.07074398219972484,
            0.0823868346921257,
            0.09404874438321989,
            0.10554377947602608,
            0.11576390490235249,
            0.12549733997155538,
            0.13461429718993817,
            0.1435592363475967,
            0.1690930509712606,
            0.19355804400880355,
            0.21521211609099222,
            0.2364724778640174,
            0.25911595629514284,
            0.28135508689714095,
            0.31599614816939414,
            0.3532002970222718,
            0.43771525624316165,
            0.5086220167340199,
            0.5425691445129457,
            0.5759408973308422,
            0.5551520984537432,
            0.5347097795579294,
            0.5055805895387283,
            0.4635027464009569,
            0.4269465405381673,
            0.3941789064313175,
            0.36030363627856565,
            0.3269660688266511,
            0.3063108639042347,
            0.28597839663807784,
            0.25618697916366906,
            0.22442914214801957,
            0.19500829798054822,
            0.16725863010776304,
            0.13643492217701347,
            0.10417502569235267,
            0.06486426279404531,
            0.03516309408828864,
            0.019343876214626358,
            0.006263671262823881,
            0.0033384428494571,
            0.000985763286592158,
            0.0007744375400380322,
            0.0005660882124494574,
            0.00048384450572032823,
            0.00043022754057914345,
            0.000365037069767692,
            0.00030073961910434267,
            0.00025399300031008664,
            0.00024613036101990234,
            0.0002953665732203322,
            0.0003439462348821391,
            0.0003558220845532094
          ]
        },
        {
          "channel": "green",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.06334679139673392,
            0.038506166650161974,
            0.014302480869445825,
            0.011731608963307797,
            0.009225008727868312,
            0.01339845629038254,
            0.019104474189331137,
            0.04537217570919952,
            0.07101445588521857,
            0.08221357716740663,
            0.0840329984549143,
            0.10301719308875258,
            0.12156992886905355,
            0.13462676405695717,
            0.14618614037647393,
            0.15768266436324874,
            0.16892926391552843,
            0.24236933320575504,
            0.31424684793827895,
            0.48159704117419466,
            0.6454607720510288,
            0.7682571145318539,
            0.8885474093105843,
            0.9414234832551023,
            0.9932420358222938,
            1,
            0.9957247632095694,
            0.9737022203755311,
            0.9549354475666808,
            0.9407340656732885,
            0.9268006343816585,
            0.9186403433920474,
            0.902920930117765,
            0.8569319365949026,
            0.8117791064983069,
            0.7652348051796862,
            0.7195216520988982,
            0.6623389713707067,
            0.6031167699768262,
            0.5489183141933905,
            0.49351766678123193,
            0.43441438863746357,
            0.37631286105677936,
            0.311888615762806,
            0.248538107890399,
            0.18982585544501818,
            0.13741865472758502,
            0.10129874136354872,
            0.07596851438602026,
            0.06267917639141297,
            0.049600780350342245,
            0.0447845022617696,
            0.040043478518330886,
            0.03453289387657014,
            0.028897942414522607,
            0.02489380984111081,
            0.02197240327221736,
            0.019353237299967487,
            0.016239580143276745,
            0.011053528483950867,
            0.006825583174429025,
            0.003972465828418789,
            0.0015936314647959295,
            0.0009683000203660086,
            0.00047437223444851597,
            0.0004738573007138956,
            0.0004733496910909783,
            0.00044360999200775245,
            0.00040703626447794383,
            0.00037101463213446106,
            0.0003354863772450493,
            0.0003536145678939612,
            0.00037187603999307064,
            0.0003904561736953355,
            0.0004087885722815701,
            0.0004202376256739077
          ]
        },
        {
          "channel": "blue",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.18810032827601825,
            0.09676042937334549,
            0.0077625791604848116,
            0.008457102500303978,
            0.009134262756627662,
            0.05296327267499781,
            0.1063838133685528,
            0.29295932121783663,
            0.47509255519161836,
            0.5817859128454941,
            0.639113355016546,
            0.7060090480417639,
            0.7713843844073178,
            0.8042377601484544,
            0.8217096162851588,
            0.8112060889001897,
            0.8009308990670678,
            0.7955763942482122,
            0.7903358150638002,
            0.769583773208758,
            0.7492640655590291,
            0.7033594429766179,
            0.6583916494265007,
            0.6043826616605957,
            0.5514538535484449,
            0.48103552527001564,
            0.4074089800888369,
            0.3341291911376441,
            0.27088245426308205,
            0.22165295739214627,
            0.1733523190485526,
            0.15437081650522036,
            0.13631222567669035,
            0.12084962624935786,
            0.1056681649934314,
            0.09278543741125402,
            0.0801327586265833,
            0.0709792239810092,
            0.062797895841329,
            0.05813737901863373,
            0.05404961325646798,
            0.04951871671685902,
            0.04506461503385361,
            0.03897075012046202,
            0.03297844962229363,
            0.027262390385480537,
            0.021903650786033967,
            0.0182265530545652,
            0.015663196015757604,
            0.014486560325596762,
            0.013328601392422602,
            0.013162408487958679,
            0.012998812268280186,
            0.012660646037525185,
            0.012283746278601423,
            0.01201479487936602,
            0.011817531761154057,
            0.010538889125861834,
            0.00890692952124314,
            0.005820576228466909,
            0.003392855186005531,
            0.001913727836097749,
            0.0007044361293291,
            0.0004989919704590022,
            0.00033810086822131605,
            0.00034478388516134416,
            0.0003513727751022169,
            0.0004183806605425718,
            0.00047170977442041485,
            0.00041398618907231225,
            0.0003570534073344068,
            0.0003628237905062895,
            0.00038176822912205666,
            0.0004202028843018595,
            0.00045812514512188216,
            0.0004407402210412249
          ]
        }
      ],
      "interpretation": "energy_response",
      "basis": "The source quantity is not established; energy response is the explicit primary assumption, with a photon-response alternative for sensitivity comparison. Numeric values and profile naming cannot prove source units or optical scope.",
      "metadata": {
        "status": "estimated",
        "original_response_unit": "unknown",
        "original_response_scale": "unknown",
        "original_response_scope": "unknown",
        "source_attribution": "Image Engineering GmbH & Co. KG; Image Engineering spectral sensitivities workbook (April 2024); src-ie-202404-private; Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).; https://image-engineering.de/",
        "source_positive_peak": 1,
        "input_scale_hint": "normalized_or_fractional",
        "normalization": "one shared positive maximum across all channels",
        "normalization_divisor": 0.0019692031233663368,
        "method_version": "camera-spectra-siril-estimate-v1",
        "uncertainty": "unknown",
        "effective_camera_detection_model": true,
        "optical_transmission_separated": false,
        "interchannel_scale_comparability": "unknown; channel ratios inherit original possibly incomparable scales",
        "quantity_evidence_uri": null,
        "retained_channel_intervals_nm": [
          {
            "channel": "red",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "green",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "blue",
            "minimum": 380,
            "maximum": 755
          }
        ],
        "repairs": {
          "conflicting_duplicate_groups_merged": 0,
          "identical_duplicate_samples_removed": 0,
          "negative_samples_floored": 0,
          "negative_magnitude_total": 0,
          "bounded_nulls_interpolated": 0,
          "trimmed_null_samples": 177,
          "documented_gap_samples_omitted": 0,
          "partial_channels": [
            "red",
            "green",
            "blue"
          ]
        }
      }
    },
    "alternative": {
      "channels": [
        {
          "channel": "red",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.0158266835,
            0.0098786968,
            0.0039307102,
            0.0034726833,
            0.0030146565,
            0.0042560102,
            0.0059222091,
            0.008745509,
            0.0115688089,
            0.0107279235,
            0.007444248,
            0.0061412002,
            0.0048381523,
            0.005155725,
            0.0062035043,
            0.008551489,
            0.0108994738,
            0.0141047867,
            0.0173100997,
            0.0267411912,
            0.0361722826,
            0.0464851272,
            0.0567979718,
            0.068958089,
            0.0811182061,
            0.093526546,
            0.1059969415,
            0.1174007612,
            0.128507472,
            0.1391685196,
            0.1498295672,
            0.1781435318,
            0.2058237566,
            0.2309690223,
            0.2561142881,
            0.2831898325,
            0.3102653769,
            0.3515772401,
            0.396448183,
            0.4956213936,
            0.5809164371,
            0.6250308796,
            0.6691453222,
            0.6504583115,
            0.6317713008,
            0.60233248,
            0.5567659441,
            0.5170578436,
            0.4812553669,
            0.4434444037,
            0.4056334405,
            0.3830245768,
            0.3604157132,
            0.3253923087,
            0.287265269,
            0.2515271719,
            0.2173817031,
            0.1786642698,
            0.1374449966,
            0.0862183635,
            0.0470854268,
            0.0260930347,
            0.0085107643,
            0.0045689801,
            0.0013588177,
            0.0010751425,
            0.0007914673,
            0.0006812435,
            0.0006099879,
            0.0005211533,
            0.0004323187,
            0.0003676204,
            0.0003586637,
            0.0004333194,
            0.000507975,
            0.0005290179
          ]
        },
        {
          "channel": "green",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.0474022258,
            0.0291931885,
            0.0109841511,
            0.0091252588,
            0.0072663664,
            0.0106856342,
            0.015424442,
            0.0370790175,
            0.0587335931,
            0.068805474,
            0.0711555585,
            0.0882448736,
            0.1053341888,
            0.1179728127,
            0.1295415919,
            0.1412816838,
            0.1530217757,
            0.2219326183,
            0.290843461,
            0.4504721389,
            0.6101008168,
            0.7337343401,
            0.8573678635,
            0.9176577615,
            0.9779476596,
            0.9944475773,
            1,
            0.9874699886,
            0.9778401703,
            0.9725606417,
            0.9672811131,
            0.9678093469,
            0.9601387465,
            0.9196728101,
            0.8792068736,
            0.8363310365,
            0.7934551994,
            0.7369181837,
            0.6769658735,
            0.6215357038,
            0.5636651879,
            0.50043835,
            0.4372115122,
            0.3654323616,
            0.293653211,
            0.2261524288,
            0.1650691989,
            0.1226788457,
            0.0927504102,
            0.0771425187,
            0.0615346273,
            0.0560005114,
            0.0504663955,
            0.0438614722,
            0.036988847,
            0.0321087341,
            0.0285569626,
            0.0253434528,
            0.0214259514,
            0.0146924839,
            0.0091398526,
            0.0053584756,
            0.002165347,
            0.0013252117,
            0.0006538947,
            0.0006578505,
            0.0006618064,
            0.0006245941,
            0.0005771067,
            0.0005296873,
            0.0004822678,
            0.0005118091,
            0.0005419016,
            0.0005728212,
            0.0006037408,
            0.0006247876
          ]
        },
        {
          "channel": "blue",
          "wavelengths": [
            380,
            385,
            390,
            395,
            400,
            405,
            410,
            415,
            420,
            425,
            430,
            435,
            440,
            445,
            450,
            455,
            460,
            465,
            470,
            475,
            480,
            485,
            490,
            495,
            500,
            505,
            510,
            515,
            520,
            525,
            530,
            535,
            540,
            545,
            550,
            555,
            560,
            565,
            570,
            575,
            580,
            585,
            590,
            595,
            600,
            605,
            610,
            615,
            620,
            625,
            630,
            635,
            640,
            645,
            650,
            655,
            660,
            665,
            670,
            675,
            680,
            685,
            690,
            695,
            700,
            705,
            710,
            715,
            720,
            725,
            730,
            735,
            740,
            745,
            750,
            755
          ],
          "values": [
            0.1407549465,
            0.0733582618,
            0.0059615771,
            0.0065782323,
            0.0071948875,
            0.042239654,
            0.0858914484,
            0.2394120103,
            0.3929325723,
            0.4869032206,
            0.5411739264,
            0.6047697218,
            0.6683655172,
            0.7047498416,
            0.7281509143,
            0.7268304516,
            0.7255099889,
            0.728492957,
            0.7314759251,
            0.7198467157,
            0.7082175063,
            0.6717529418,
            0.6352883773,
            0.5891253514,
            0.5429623254,
            0.4783646127,
            0.4091582284,
            0.3388536471,
            0.277379739,
            0.2291518404,
            0.1809239419,
            0.1626333093,
            0.1449502887,
            0.1296977165,
            0.1144451443,
            0.1014059221,
            0.0883667,
            0.0789714679,
            0.0704872332,
            0.0658284773,
            0.061732107,
            0.0570447608,
            0.0523574146,
            0.0456610871,
            0.0389647596,
            0.0324795365,
            0.0263109699,
            0.0220734479,
            0.019123289,
            0.0178293624,
            0.0165354358,
            0.0164588545,
            0.0163822731,
            0.0160807425,
            0.0157229745,
            0.0154970194,
            0.0153589395,
            0.0138008869,
            0.0117515008,
            0.0077367804,
            0.0045432303,
            0.0025814354,
            0.0009571527,
            0.0006829185,
            0.0004660525,
            0.0004786594,
            0.0004912663,
            0.0005890717,
            0.0006688025,
            0.0005910366,
            0.0005132708,
            0.0005251382,
            0.0005563166,
            0.0006164613,
            0.0006766061,
            0.0006552698
          ]
        }
      ],
      "interpretation": "photon_response",
      "basis": "Alternative photon-response source-quantity assumption applied to the same numeric samples; this is a sensitivity comparison, not a probability or claim that the source measured this quantity.",
      "metadata": {
        "status": "estimated",
        "original_response_unit": "unknown",
        "original_response_scale": "unknown",
        "original_response_scope": "unknown",
        "source_attribution": "Image Engineering GmbH & Co. KG; Image Engineering spectral sensitivities workbook (April 2024); src-ie-202404-private; Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).; https://image-engineering.de/",
        "source_positive_peak": 1,
        "input_scale_hint": "normalized_or_fractional",
        "normalization": "one shared positive maximum across all channels",
        "normalization_divisor": 1,
        "method_version": "camera-spectra-siril-estimate-v1",
        "uncertainty": "unknown",
        "effective_camera_detection_model": true,
        "optical_transmission_separated": false,
        "interchannel_scale_comparability": "unknown; channel ratios inherit original possibly incomparable scales",
        "quantity_evidence_uri": null,
        "retained_channel_intervals_nm": [
          {
            "channel": "red",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "green",
            "minimum": 380,
            "maximum": 755
          },
          {
            "channel": "blue",
            "minimum": 380,
            "maximum": 755
          }
        ],
        "repairs": {
          "conflicting_duplicate_groups_merged": 0,
          "identical_duplicate_samples_removed": 0,
          "negative_samples_floored": 0,
          "negative_magnitude_total": 0,
          "bounded_nulls_interpolated": 0,
          "trimmed_null_samples": 177,
          "documented_gap_samples_omitted": 0,
          "partial_channels": [
            "red",
            "green",
            "blue"
          ]
        }
      }
    },
    "diagnostics": {
      "source_family_prior": "none",
      "primary_basis": "energy_response_assumption",
      "interpretation_difference_rms": 0.03616420936233476,
      "comparison_sample_count": 228,
      "comparison_limitations": "sampled-assumption difference only; not uncertainty bounds and excludes optics, gain, and measurement-error uncertainty",
      "observed_channel_diagnostics": [
        {
          "channel": "red",
          "positive_peak_wavelength_nm": 590,
          "positive_response_centroid_nm": 592.3718139559862,
          "observed_nir_to_visible_mean_ratio": null,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "green",
          "positive_peak_wavelength_nm": 510,
          "positive_response_centroid_nm": 530.3647021282454,
          "observed_nir_to_visible_mean_ratio": null,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        },
        {
          "channel": "blue",
          "positive_peak_wavelength_nm": 470,
          "positive_response_centroid_nm": 477.04795174579584,
          "observed_nir_to_visible_mean_ratio": null,
          "note": "descriptive numeric summary only; does not identify optical filtering or physical units"
        }
      ]
    }
  },
  "transformations": {
    "xspd": "Longest uninterrupted native run per channel; no interpolation, padding, rescaling or default replacement. Repeated identical wavelength/value pairs removed.",
    "siril": "Source scales and channel grids retained. Pairs sorted by wavelength and repeated identical wavelength/value pairs removed.",
    "siril_estimated": "Derived relative photon-response model with documented source-quantity assumptions, numeric repairs and shared RGB normalization. Original samples and unknown source metadata are preserved separately."
  },
  "compatibility": "Format validation does not establish calibration accuracy or a complete optical response.",
  "original": {
    "profile": {
      "attribution_required": null,
      "blue": [
        0.1407549465,
        0.0733582618,
        0.0059615771,
        0.0065782323,
        0.0071948875,
        0.042239654,
        0.0858914484,
        0.2394120103,
        0.3929325723,
        0.4869032206,
        0.5411739264,
        0.6047697218,
        0.6683655172,
        0.7047498416,
        0.7281509143,
        0.7268304516,
        0.7255099889,
        0.728492957,
        0.7314759251,
        0.7198467157,
        0.7082175063,
        0.6717529418,
        0.6352883773,
        0.5891253514,
        0.5429623254,
        0.4783646127,
        0.4091582284,
        0.3388536471,
        0.277379739,
        0.2291518404,
        0.1809239419,
        0.1626333093,
        0.1449502887,
        0.1296977165,
        0.1144451443,
        0.1014059221,
        0.0883667,
        0.0789714679,
        0.0704872332,
        0.0658284773,
        0.061732107,
        0.0570447608,
        0.0523574146,
        0.0456610871,
        0.0389647596,
        0.0324795365,
        0.0263109699,
        0.0220734479,
        0.019123289,
        0.0178293624,
        0.0165354358,
        0.0164588545,
        0.0163822731,
        0.0160807425,
        0.0157229745,
        0.0154970194,
        0.0153589395,
        0.0138008869,
        0.0117515008,
        0.0077367804,
        0.0045432303,
        0.0025814354,
        0.0009571527,
        0.0006829185,
        0.0004660525,
        0.0004786594,
        0.0004912663,
        0.0005890717,
        0.0006688025,
        0.0005910366,
        0.0005132708,
        0.0005251382,
        0.0005563166,
        0.0006164613,
        0.0006766061,
        0.0006552698,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null
      ],
      "camera_id": "cam-ie2024-canon-eos-850d",
      "checksum": {
        "algorithm": "sha256",
        "covers": "canonical_profile_revision",
        "value": "9a446232d8f45fea38eab31ee1607516c81c65c35b9f807640194c328532090c"
      },
      "citation": "Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).",
      "commercial_api_allowed": null,
      "confidence_grade": "unassessed",
      "confidence_reason": "Canonical release: no claim about the per-leaf measurement precision is asserted; the upstream 'as is' wording (where present) is preserved.",
      "created_at": "2026-09-23T00:00:00Z",
      "derivatives_allowed": null,
      "derived_from": [
        {
          "checksum": null,
          "id": "src-ie-202404-private",
          "kind": "source_artifact",
          "order": 0,
          "revision": "2024-04",
          "uri": "https://image-engineering.de/"
        }
      ],
      "documented_gaps": null,
      "estimation_method": null,
      "green": [
        0.0474022258,
        0.0291931885,
        0.0109841511,
        0.0091252588,
        0.0072663664,
        0.0106856342,
        0.015424442,
        0.0370790175,
        0.0587335931,
        0.068805474,
        0.0711555585,
        0.0882448736,
        0.1053341888,
        0.1179728127,
        0.1295415919,
        0.1412816838,
        0.1530217757,
        0.2219326183,
        0.290843461,
        0.4504721389,
        0.6101008168,
        0.7337343401,
        0.8573678635,
        0.9176577615,
        0.9779476596,
        0.9944475773,
        1,
        0.9874699886,
        0.9778401703,
        0.9725606417,
        0.9672811131,
        0.9678093469,
        0.9601387465,
        0.9196728101,
        0.8792068736,
        0.8363310365,
        0.7934551994,
        0.7369181837,
        0.6769658735,
        0.6215357038,
        0.5636651879,
        0.50043835,
        0.4372115122,
        0.3654323616,
        0.293653211,
        0.2261524288,
        0.1650691989,
        0.1226788457,
        0.0927504102,
        0.0771425187,
        0.0615346273,
        0.0560005114,
        0.0504663955,
        0.0438614722,
        0.036988847,
        0.0321087341,
        0.0285569626,
        0.0253434528,
        0.0214259514,
        0.0146924839,
        0.0091398526,
        0.0053584756,
        0.002165347,
        0.0013252117,
        0.0006538947,
        0.0006578505,
        0.0006618064,
        0.0006245941,
        0.0005771067,
        0.0005296873,
        0.0004822678,
        0.0005118091,
        0.0005419016,
        0.0005728212,
        0.0006037408,
        0.0006247876,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null
      ],
      "interpolation_method": null,
      "license_id": "lic-src-ie-202404-private",
      "measurement_method": null,
      "normalization_method": "unknown",
      "optical_configuration": {
        "configuration_id": "cfg-prf-ie2024-canon-eos-850d-t-occ7",
        "configuration_type": "unknown",
        "description": "Canonical release: the optical configuration is honestly unknown; lens, body serial, filter stack, and hot-mirror / IR-cut filter state are not documented per leaf in the inspected source.",
        "evidence_source_ids": [
          "src-ie-202404-private"
        ],
        "external_filters": null,
        "geometry": null,
        "internal_optical_stack": null,
        "lens": null,
        "modifier_or_vendor": null,
        "name": "unknown",
        "removed_components": null,
        "replacement_components": null
      },
      "original_normalization_method": "unknown",
      "original_wavelength_unit": "nm",
      "processing_notes": "source_column=T",
      "profile_id": "prf-ie2024-canon-eos-850d-t-occ7",
      "profile_revision": 1,
      "profile_type": "measured",
      "provenance_tier": "community_unverified",
      "quality_grade": "unassessed",
      "quality_reason": "Canonical release: no per-leaf scientific-quality assessment is asserted; the source-side claim is preserved verbatim.",
      "red": [
        0.0158266835,
        0.0098786968,
        0.0039307102,
        0.0034726833,
        0.0030146565,
        0.0042560102,
        0.0059222091,
        0.008745509,
        0.0115688089,
        0.0107279235,
        0.007444248,
        0.0061412002,
        0.0048381523,
        0.005155725,
        0.0062035043,
        0.008551489,
        0.0108994738,
        0.0141047867,
        0.0173100997,
        0.0267411912,
        0.0361722826,
        0.0464851272,
        0.0567979718,
        0.068958089,
        0.0811182061,
        0.093526546,
        0.1059969415,
        0.1174007612,
        0.128507472,
        0.1391685196,
        0.1498295672,
        0.1781435318,
        0.2058237566,
        0.2309690223,
        0.2561142881,
        0.2831898325,
        0.3102653769,
        0.3515772401,
        0.396448183,
        0.4956213936,
        0.5809164371,
        0.6250308796,
        0.6691453222,
        0.6504583115,
        0.6317713008,
        0.60233248,
        0.5567659441,
        0.5170578436,
        0.4812553669,
        0.4434444037,
        0.4056334405,
        0.3830245768,
        0.3604157132,
        0.3253923087,
        0.287265269,
        0.2515271719,
        0.2173817031,
        0.1786642698,
        0.1374449966,
        0.0862183635,
        0.0470854268,
        0.0260930347,
        0.0085107643,
        0.0045689801,
        0.0013588177,
        0.0010751425,
        0.0007914673,
        0.0006812435,
        0.0006099879,
        0.0005211533,
        0.0004323187,
        0.0003676204,
        0.0003586637,
        0.0004333194,
        0.000507975,
        0.0005290179,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null,
        null
      ],
      "redistribution_allowed": null,
      "response_scale": "unknown",
      "response_scope": "unknown",
      "response_unit": "unknown",
      "retrieved_date": "2026-09-23",
      "rights_evidence_source_ids": [
        "src-ie-202404-private"
      ],
      "sample_count": 135,
      "sample_identifiers": null,
      "sampling_interval": 5,
      "schema_version": "0.1.0-draft",
      "scientific_notes": "Canonical release: native grid and native R/G/B samples are preserved verbatim; sparse cells (wavelengths absent in the upstream CSV / JSON) are preserved as null; the parser never invents a value.",
      "source_author": "Image Engineering GmbH & Co. KG",
      "source_id": "src-ie-202404-private",
      "source_uri": "https://image-engineering.de/",
      "uncertainty": null,
      "updated_at": "2026-09-23T00:00:00Z",
      "validation_reason": "Source catalog entry recorded as 'measured' by the private intake; the canonical contract does not assert a per-record validation pass.",
      "validation_status": "unverified",
      "version_date": "2026-09-23",
      "wavelength_max": 1050,
      "wavelength_min": 380,
      "wavelength_unit": "nm",
      "wavelengths": [
        380,
        385,
        390,
        395,
        400,
        405,
        410,
        415,
        420,
        425,
        430,
        435,
        440,
        445,
        450,
        455,
        460,
        465,
        470,
        475,
        480,
        485,
        490,
        495,
        500,
        505,
        510,
        515,
        520,
        525,
        530,
        535,
        540,
        545,
        550,
        555,
        560,
        565,
        570,
        575,
        580,
        585,
        590,
        595,
        600,
        605,
        610,
        615,
        620,
        625,
        630,
        635,
        640,
        645,
        650,
        655,
        660,
        665,
        670,
        675,
        680,
        685,
        690,
        695,
        700,
        705,
        710,
        715,
        720,
        725,
        730,
        735,
        740,
        745,
        750,
        755,
        760,
        765,
        770,
        775,
        780,
        785,
        790,
        795,
        800,
        805,
        810,
        815,
        820,
        825,
        830,
        835,
        840,
        845,
        850,
        855,
        860,
        865,
        870,
        875,
        880,
        885,
        890,
        895,
        900,
        905,
        910,
        915,
        920,
        925,
        930,
        935,
        940,
        945,
        950,
        955,
        960,
        965,
        970,
        975,
        980,
        985,
        990,
        995,
        1000,
        1005,
        1010,
        1015,
        1020,
        1025,
        1030,
        1035,
        1040,
        1045,
        1050
      ]
    },
    "source": {
      "authors": [
        "Image Engineering GmbH & Co. KG"
      ],
      "citation_text": "Image Engineering GmbH & Co. KG, Spectral sensitivities workbook (April 2024).",
      "data_acquisition_method": "RGB columns in the owner-supplied workbook on its native 380-1050 nm, 5 nm grid; instrument, calibration, and lens are not identified.",
      "doi": null,
      "known_limitations": [
        "source_category=measured",
        "permission_status is 'unknown' on the canonical License record (no independent operational clearance granted)."
      ],
      "license_id": "lic-src-ie-202404-private",
      "measurement_method": null,
      "normalization_method": null,
      "organization": "Image Engineering GmbH & Co. KG",
      "original_wavelength_coverage": {
        "maximum": 1050,
        "minimum": 380,
        "unit": "nm"
      },
      "publication": null,
      "record_version": 1,
      "repository": "https://image-engineering.de/",
      "retrieved_date": "2026-09-23",
      "rights_notes": "The workbook was supplied by the project owner. The source license is unknown; no redistribution or downstream reuse grant is identified by the intake evidence.",
      "schema_version": "0.1.0-draft",
      "source_id": "src-ie-202404-private",
      "title": "Image Engineering spectral sensitivities workbook (April 2024)",
      "url": "https://image-engineering.de/",
      "version": "2024-04",
      "year": 2024
    },
    "license": {
      "attribution_required": null,
      "commercial_api_allowed": null,
      "commercial_use_allowed": null,
      "derivatives_allowed": null,
      "evidence_revision": "2024-04",
      "evidence_url": null,
      "license_id": "lic-src-ie-202404-private",
      "license_name": null,
      "license_url": null,
      "notes": "Canonical release: observed upstream license text is preserved verbatim on license_name/license_url when available; the operational permission_status is the literal 'unknown' because the owner-updated policy (2026-09-23) revoked the prior bespoke grants. Downstream redistribution requires a fresh per-source review and a new authorization ID.",
      "permission_status": "unknown",
      "record_version": 1,
      "redistribution_allowed": null,
      "reviewed_date": "2026-09-23",
      "rights_holder": "Image Engineering GmbH & Co. KG",
      "schema_version": "0.1.0-draft",
      "share_alike_required": null
    },
    "dataset_version": "recovered-2026-10-01-siril-source-review-v2"
  }
}