{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004264},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004142","490:4900004416","490:4900003990","490:4900003716","490:4900003707","490:4900003585","490:4900003179","490:4900004418","490:4900003039","490:4900003565","490:4900004815","490:4900003698","490:4900004282","494:4940006831","490:4900001670","490:4900004816","490:4900004275","490:4900004820","490:4900003579","490:4900004128","490:4900002431","490:4900002598","490:4900007621","490:4900002898","490:4900002288"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5399841989086911,0.44439064886396656,0.4240345293752983,0.41912313665854595,0.39677088196884003,0.38780417197536216,0.38076082220258706,0.37537156641092795,0.37285578359253896,0.3615414746037391,0.33924172037968187,0.3379837597923739,0.3230381760102632,0.31859314896514285,0.31745178769288124,0.3126410223357854,0.3123763309234422,0.3106687007840187,0.3023817990515794,0.3003556662841812,0.29999150443348555,0.29856475174889724,0.29669486087651725,0.29449062495430817,0.2877839284134539],"twin_dists":[0.14418003220724954,0.1654104703530187,0.17012471117798156,0.17127589367622367,0.17659074570053376,0.17876078218005886,0.18048197875315822,0.18180933674787803,0.1824321523381184,0.18525934528094296,0.19096782647959687,0.19129567942471223,0.1952428502826432,0.1964362148014692,0.19674414456402242,0.19804898134875845,0.19812110435254007,0.19858723945660614,0.200870519675334,0.20143427910509598,0.20153584008262304,0.2019344431870985,0.2024585446115671,0.20307886076474932,0.20498336237463852],"n_dims_used":45,"mean_confidence":0.9242045084635416},"coverage":{"mean_confidence":0.9242045084635416,"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}}