{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":475,"cluster_id":4750011713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750012036","475:4750010302","475:4750011582","475:4750011589","475:4750010385","475:4750012084","475:4750008042","475:4750010428","475:4750010435","475:4750011656","475:4750010179","500:5000001967","475:4750010525","500:5000001855","475:4750010307","475:4750007748","500:5000011149","473:4730002952","475:4750011035","500:5000004821","500:5000005921","475:4750011385","500:5000007313","475:4750009291","475:4750010527"],"twin_admin_codes":[475,475,475,475,475,475,475,475,475,475,475,500,475,500,475,475,500,473,475,500,500,475,500,475,475],"twin_sims":[0.6410877804810573,0.6135121828743227,0.5655844254662242,0.5517014341023507,0.48154678002247864,0.4737540195257158,0.4650025743754247,0.4642713142441667,0.459214383007922,0.45214164844009697,0.45085231421848165,0.4350910633667544,0.43409538172507073,0.42957234406203915,0.42760950423977806,0.4239045847458096,0.4104935619256721,0.402703125907541,0.3994454475033928,0.3925160973604637,0.3871091929192216,0.38654930002100485,0.38183503692336807,0.3760120872185563,0.3679133641868758],"twin_dists":[0.12246673682807428,0.12837948965998933,0.1386553190314846,0.14164636495103966,0.1570087369276706,0.1587517902224516,0.1607206448364115,0.16088573123172112,0.16202987307052677,0.16363770690468082,0.16393180023455012,0.16755318244851847,0.16778366293071775,0.16883334821240936,0.16929027311253186,0.17015509659312303,0.17331262831540453,0.17516747979739272,0.1759478732992755,0.17761756915388513,0.1789299503603138,0.179066341102638,0.18021849252660255,0.1816510946066259,0.1836617932134623],"n_dims_used":44,"mean_confidence":0.9157396663318981},"coverage":{"mean_confidence":0.9157396663318981,"n_dims_used":44,"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}}