{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003533","480:4800003594","480:4800003595","480:4800003469","480:4800003656","480:4800002673","480:4800003592","480:4800003464","480:4800003653","480:4800002680","480:4800003586","480:4800003796","480:4800003600","480:4800003721","480:4800003412","480:4800003601","480:4800003176","480:4800003793","480:4800003652","480:4800003778","480:4800003521","480:4800003317","480:4800003463","480:4800003313","490:4900000360"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,490],"twin_sims":[0.42080377998111124,0.4175155926457045,0.4029419785466642,0.3672141268266156,0.2640658457332205,0.25362714220120874,0.23640804122599135,0.22964160015161006,0.22669545341747394,0.21858040963057485,0.21691650301871462,0.20382731924789513,0.20322498558835556,0.20230531683743772,0.19502903691293288,0.19402073529547506,0.1935107731742092,0.19321234805100038,0.1818243409857796,0.17373568829397187,0.1712478071313859,0.16972474545024904,0.16668241441054424,0.1648281672994609,0.1618826531167833],"twin_dists":[0.17088133045133388,0.1716539250769711,0.175110373856926,0.18383642147941248,0.21194281141340976,0.2151287702493811,0.2205723062542092,0.22278191550502296,0.22375740511857042,0.22648869331719632,0.22705706515896829,0.2316344972800286,0.2318499042703498,0.23217964372140615,0.23482563089762967,0.23519765799809594,0.23538632749476454,0.2354968955818396,0.23980853477681488,0.24298820111098854,0.24398737102749235,0.24460419703278352,0.24584832139042428,0.2466146390902098,0.2478448691039215],"n_dims_used":43,"mean_confidence":0.9222018219703851},"coverage":{"mean_confidence":0.9222018219703851,"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}}