{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001535","477:4770000824","477:4770001761","485:4850006886","499:4990001301","477:4770001538","477:4770001704","477:4770001305","477:4770001069","477:4770001322","477:4770000545","477:4770001198","477:4770003999","477:4770000237","485:4850007683","477:4770001197","477:4770001593","477:4770001019","477:4770001646","499:4990000411","477:4770001605","500:5000006130","499:4990001303","477:4770001668","500:5000003438"],"twin_admin_codes":[477,477,477,485,499,477,477,477,477,477,477,477,477,477,485,477,477,477,477,499,477,500,499,477,500],"twin_sims":[0.7764298611867364,0.6196186149359936,0.594756787885326,0.5626959535082365,0.5484940809983582,0.5234511303252777,0.5210229672867736,0.5012659802017716,0.4970711203451206,0.49550494598514466,0.49157560306897424,0.48671968580439795,0.4864028108714804,0.48429491733407876,0.4837889657638995,0.4764907012080606,0.4532250908121159,0.45178978266967174,0.43961263866915296,0.4389504377650484,0.4303924131540263,0.4113849064012931,0.39348905480584023,0.39280735433435726,0.3875943874270503],"twin_dists":[0.09239343819995584,0.1270715674506345,0.1323959043799249,0.13927679026205786,0.1423389767643129,0.1477731532074717,0.148302920720566,0.15263633264259713,0.1535621970394563,0.1539084398046095,0.15477851949717478,0.15585662676842968,0.15592709196021315,0.15639619544386935,0.1565088869190407,0.1581386093174766,0.1633908168831361,0.16371793554044828,0.1665091527744309,0.16666178894852615,0.1686426991596966,0.17310140086536321,0.17738230912053757,0.17754711514750215,0.17881183173405757],"n_dims_used":45,"mean_confidence":0.9224742465549045},"coverage":{"mean_confidence":0.9224742465549045,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}