{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011042","490:4900011866","490:4900011273","490:4900011801","490:4900011475","490:4900011201","490:4900011737","490:4900011414","490:4900011868","490:4900010788","490:4900011867","490:4900010965","490:4900011182","490:4900011666","490:4900010625","490:4900011734","490:4900011670","490:4900011341","490:4900011602","490:4900011984","490:4900012188","490:4900008727","490:4900010801","490:4900011122","490:4900011674"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5607329400792186,0.43191739780145727,0.38089060125936675,0.3647612734324201,0.30832047034822996,0.30623114297089055,0.29079149320642855,0.2838992337965265,0.26969807477752444,0.23288563496438672,0.21566439891948166,0.2138793488358224,0.20551689970959477,0.2007291673358164,0.1993125330204536,0.1963758409271298,0.19409181663327787,0.1922326279032945,0.18250793540897634,0.18078793484838201,0.17962079835944422,0.17568913238336192,0.17443060839960467,0.16901613161085893,0.16725602668661343],"twin_dists":[0.1396993797592943,0.16828856406260453,0.18045012720636802,0.18445032246071064,0.19923064252474354,0.19980548026933506,0.20412607365224825,0.20609865126374402,0.21025650157469478,0.22171730192919964,0.22748670671474464,0.22810213875857013,0.23103258699566617,0.23274716286102942,0.23325987018439479,0.23433078507756863,0.23517138758758327,0.23586072493650473,0.23954444376123712,0.2402102683152881,0.24066463181239947,0.24221081006252515,0.24271093992680903,0.24489253414424583,0.2456125065001866],"n_dims_used":45,"mean_confidence":0.9136739095052083},"coverage":{"mean_confidence":0.9136739095052083,"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}}