{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004417","490:4900003582","490:4900002600","490:4900003179","490:4900004135","490:4900001684","490:4900002746","490:4900003853","490:4900003714","490:4900002136","490:4900004680","490:4900002298","490:4900003721","490:4900002581","490:4900002743","490:4900004402","490:4900003987","490:4900004143","490:4900004128","490:4900003035","490:4900003040","490:4900003183","490:4900004004","490:4900001832","490:4900003988"],"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":[0.5996589113129621,0.5681227284355291,0.5531773938288546,0.5255510183891989,0.5236462554911681,0.498040643374929,0.4808824243364511,0.48010914609960553,0.46238959473401486,0.43913312120098197,0.4367192783789242,0.435968533062129,0.43236805113134036,0.4309723328349097,0.425651590817598,0.4144195549081217,0.40966709402655876,0.4046203312709973,0.4021188803970427,0.4007120492958349,0.3928484347407605,0.3831872728196564,0.3763899247132317,0.374293628314324,0.37391199056724655],"twin_dists":[0.1313459757871089,0.13810951080255168,0.14132785652645458,0.14731545882597713,0.14773060601690358,0.153348015147322,0.15715698218957322,0.157329614405866,0.16131095864174042,0.16661967171279166,0.1671767358345085,0.1673502401843996,0.16818400939245035,0.16850796910714236,0.1697469117462355,0.1723837529633725,0.17350866129443118,0.17470953392082852,0.17530722812470972,0.17564411111953426,0.177537179901247,0.17988731842527542,0.18155781078356514,0.18207594277843478,0.18217042342387263],"n_dims_used":45,"mean_confidence":0.9216119554307726},"coverage":{"mean_confidence":0.9216119554307726,"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}}