{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000654","500:5000000434","500:5000000379","500:5000000432","500:5000000490","485:4850006878","485:4850006657","500:5000000487","500:5000000380","485:4850006656","500:5000000544","500:5000000433","485:4850006732","500:5000000656","500:5000000600","485:4850007254","500:5000000542","485:4850007900","500:5000000546","485:4850006883","485:4850006655","500:5000000940","485:4850007173","500:5000000814","485:4850006658"],"twin_admin_codes":[500,500,500,500,500,485,485,500,500,485,500,500,485,500,500,485,500,485,500,485,485,500,485,500,485],"twin_sims":[0.9234748766279386,0.8893517190729221,0.8756705641921412,0.8741982515323699,0.8491914540470742,0.8024792663462449,0.7897247715603208,0.7831328637506398,0.770551413016047,0.7657205972086887,0.7582607590087019,0.7330542355634745,0.7061531468798441,0.6950315167220612,0.6776462153274061,0.6758403931996293,0.6663608615994258,0.6642874392818019,0.659634506369601,0.6556705483504754,0.6445501904260231,0.6432478492960952,0.6409036348658552,0.6361627860279807,0.6337795102280371],"twin_dists":[0.05182356077222051,0.06289532922246001,0.066923890319065,0.0673466772131436,0.07426064024351708,0.08615863320036608,0.08924008303965046,0.09081058039871255,0.09377062093923556,0.09489514402285033,0.09661962589392747,0.10235157583615281,0.10833792243080488,0.1107819611912592,0.1145740233417676,0.11496618954932768,0.11702028901856044,0.11746863181079582,0.11847363659861457,0.11932869435007579,0.12172261884463567,0.12200257138347743,0.12250629768313243,0.12352433364564325,0.12403580085827888],"n_dims_used":44,"mean_confidence":0.9171653227372603},"coverage":{"mean_confidence":0.9171653227372603,"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}}