{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011476},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011472","490:4900011605","490:4900011337","490:4900011204","490:4900011939","490:4900011875","490:4900011999","490:4900011406","490:4900012074","490:4900010613","490:4900012068","490:4900011795","490:4900011925","490:4900011872","490:4900012069","490:4900009054","490:4900010785","490:4900009161","490:4900011859","490:4900010520","490:4900011477","490:4900012067","490:4900010171","490:4900010700","490:4900008606"],"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":[0.5143797459345282,0.5006731000188389,0.4808713524302582,0.4678231055783618,0.43274012777645604,0.4236464289412117,0.41071939168022836,0.3990850967452864,0.39902190465680354,0.36550774275181347,0.34334596780484217,0.3431055174383304,0.32285273109063306,0.3155717240714644,0.29626750485169545,0.2921210281336796,0.2906684027715257,0.2893459904341537,0.2822907224375803,0.28104816490520224,0.2714312397625747,0.2679983196355167,0.24234115979991297,0.24225668863238073,0.24215342071208307],"twin_dists":[0.1497553063859111,0.1527670578976704,0.15715945333947007,0.16008473171826088,0.16809771820741634,0.1702154736225426,0.17325909305217452,0.17603437424590468,0.17604954695322345,0.18426327674434945,0.18990267675006298,0.18996489117332274,0.1952924527370237,0.19725273581216365,0.2025785983279076,0.2037487814141324,0.20416105580567362,0.20453744185351924,0.20656314147122457,0.2069230516672903,0.20974198391070026,0.21076309093360598,0.2186685904514798,0.21869548050087648,0.21872836244381205],"n_dims_used":45,"mean_confidence":0.912551032172309},"coverage":{"mean_confidence":0.912551032172309,"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}}