{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003585","490:4900002598","490:4900003718","490:4900003041","490:4900003990","490:4900002746","490:4900002298","490:4900004275","490:4900003721","490:4900001670","490:4900003183","490:4900004128","490:4900004282","490:4900002588","490:4900003310","490:4900007742","490:4900002605","490:4900001414","490:4900002614","490:4900002617","490:4900002461","487:4870000756","490:4900001410","490:4900004960","490:4900003720"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490],"twin_sims":[0.6961103665111386,0.6533508435344664,0.6118483829856461,0.5872339995525839,0.5504824498153031,0.5260353775875877,0.4778155216174628,0.4473371306971636,0.41456684918780434,0.40951957341932654,0.39954746557360343,0.3887723186439178,0.37838387294396375,0.3430892256679674,0.3379950688954011,0.3330744095866584,0.31067436145399185,0.304633493573762,0.3000885180456328,0.29802272048834794,0.2979769457802499,0.2969891917077589,0.2892919324696957,0.28454114204326164,0.2762487128450898],"twin_dists":[0.11054555332755187,0.11982862577906987,0.12873579083430503,0.1340078041456059,0.14190952093205889,0.14720994544336463,0.157842183154223,0.16473520397834135,0.17234897824343662,0.17354367052270755,0.17592339066969664,0.17852535930779548,0.18106628183320228,0.18996910736569958,0.19129272909235687,0.1925815195090089,0.19858569183628558,0.20024657174722663,0.20150877694982597,0.20208616725828787,0.2020989878152532,0.20237591977467084,0.20455284967745319,0.20591373051729753,0.20832237671809906],"n_dims_used":45,"mean_confidence":0.9202206081814236},"coverage":{"mean_confidence":0.9202206081814236,"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}}