{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009730},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010750","490:4900007998","490:4900010906","490:4900010229","490:4900011063","490:4900010649","490:4900008012","490:4900007788","490:4900010834","490:4900008453","490:4900008891","490:4900011220","490:4900010827","490:4900010335","490:4900010982","490:4900009532","490:4900010742","490:4900008438","490:4900010422","490:4900009729","490:4900010745","490:4900010767","490:4900010587","490:4900010594","490:4900011236"],"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":[0.5693628872712773,0.4897209382595719,0.45396130997398637,0.38024046843091586,0.36768705327272244,0.3255194197612423,0.28060309164028135,0.26743634329476684,0.22701257677645525,0.20088350398353,0.20011132612683624,0.1838263616090193,0.17525790941081162,0.16928903642181423,0.16269161335827126,0.15578133134415095,0.14518098873463747,0.1445003245185688,0.1320595703650951,0.13050155014948675,0.12531942775940466,0.12469411959104325,0.12315864987229867,0.11954820032741675,0.11824065938300578],"twin_dists":[0.13784294465763094,0.15518991155129516,0.1632231745951895,0.18060974129241095,0.1837182941460311,0.19458069077303175,0.20705220278390574,0.21093101844719503,0.22365200176950756,0.23269145622343176,0.23297046384430456,0.23903706546191983,0.2423818869500083,0.24478138570636876,0.24750539294542132,0.25044583263962583,0.2551479495229078,0.25545843027718945,0.2613352342673504,0.2621001126831639,0.2646948713832224,0.2650134395394324,0.2658008806580377,0.26768235452869393,0.2683744484611924],"n_dims_used":45,"mean_confidence":0.8874220954047309},"coverage":{"mean_confidence":0.8874220954047309,"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}}