{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004830","490:4900007622","490:4900006756","490:4900007621","490:4900005502","490:4900006514","490:4900006991","490:4900005237","490:4900004818","490:4900004971","490:4900006629","490:4900006762","490:4900004138","470:4700004500","490:4900007744","490:4900005624","490:4900002898","490:4900005891","490:4900003179","490:4900007616","490:4900006630","490:4900007730","490:4900001832","490:4900005246","490:4900003575"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7899554495941181,0.7275115807930354,0.6580994608081199,0.656193049357955,0.5735820780656006,0.5706503985248057,0.5336005777345639,0.5300452802738572,0.522038342988369,0.49708031466888936,0.49516928255745746,0.46947322481491416,0.4640885252193809,0.459327582799902,0.45451576480508,0.4482067287889765,0.4440541809277915,0.44291884891556543,0.43580011152785364,0.43357495820335884,0.4194573193434171,0.41757650278988995,0.4029110547301904,0.39568438160793673,0.3821220394237487],"twin_dists":[0.08918486395912062,0.10359480816313639,0.11880487676698097,0.11921604302159107,0.13693652519730498,0.13756626927221957,0.14556464423102705,0.1463372381664823,0.14808132077896743,0.1535601653211529,0.15398268762106218,0.15971330704778827,0.16092701109251337,0.1620042126591307,0.1630969871843673,0.1645362349513074,0.1654876897795242,0.16574841480662228,0.16738918029708655,0.16790421488146418,0.17119738453568714,0.171639590088785,0.1751177664004136,0.17685246962685264,0.18014815617532798],"n_dims_used":45,"mean_confidence":0.9204188876681858},"coverage":{"mean_confidence":0.9204188876681858,"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}}