{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000377","480:4800000435","480:4800001010","480:4800000464","480:4800000603","480:4800001033","480:4800000406","480:4800000726","480:4800000699","480:4800000584","480:4800000721","480:4800000444","480:4800000688","480:4800000498","480:4800000365","480:4800001084","480:4800000648","480:4800001140","480:4800001199","480:4800000653","480:4800000689","480:4800000886","480:4800000307","480:4800000372","480:4800001139"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.47989330579656153,0.42752425628237933,0.4120039067771848,0.3989822714905314,0.39877478487316453,0.3933679712321902,0.3885050321356891,0.3707064189191161,0.36794038295776715,0.3274428377984993,0.3272342299586185,0.3039609261604367,0.30070150815450464,0.2784030627545115,0.2655146784800346,0.2639570120956541,0.2522926791632758,0.25050378407384516,0.24909848507652946,0.24057492250788556,0.2317250351164643,0.22935192904826815,0.22830368927729172,0.22649339629866508,0.22602990973219045],"twin_dists":[0.15737781594365138,0.1693101372693009,0.17295483020572874,0.17605906361519333,0.17610889205548252,0.1774115722634681,0.1785903273527329,0.1829658993630065,0.183655048850654,0.19406932004901564,0.19412470124793416,0.2004326599679825,0.2013378939702843,0.20769244002816203,0.21150690509016884,0.21197561609417329,0.21554199673648086,0.21609813190632032,0.2165367954929745,0.2192321130781196,0.22209705436688457,0.22287745947986443,0.22322387453328038,0.22382461451894903,0.22397893249051928],"n_dims_used":43,"mean_confidence":0.915656333745912},"coverage":{"mean_confidence":0.915656333745912,"n_dims_used":43,"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}}