{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011421},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011132","490:4900010972","490:4900008415","490:4900011681","490:4900011876","490:4900011422","490:4900011052","466:4660004723","490:4900011354","466:4660004473","490:4900012283","490:4900012149","466:4660005200","490:4900012152","490:4900008966","466:4660005305","490:4900004826","490:4900010638","490:4900011552","490:4900008081","466:4660004640","490:4900011947","490:4900007503","490:4900010554","490:4900011490"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,466,490,490,466,490,490,466,490,490,490,490,466,490,490,490,490],"twin_sims":[0.438301140856291,0.36023761828051143,0.3203392074749631,0.2881399214837392,0.260160447852948,0.20899110553790984,0.15530540606408447,0.1542257301960271,0.1420411975632845,0.1413807493902203,0.13768597507665714,0.11932219218546376,0.11660285622179511,0.1090612160319805,0.09901333387642965,0.09538951599229281,0.08245731930287034,0.08244914282155516,0.07374610829839416,0.07301509643419486,0.07149223855458646,0.06953898994312911,0.06573916009806587,0.0653021598889829,0.06516468548469292],"twin_dists":[0.1668115386056191,0.1855879989024571,0.19596634141478703,0.20488161026681015,0.21312531825011088,0.22980545252611534,0.25065182111874884,0.2511208412686217,0.2565892706691326,0.2568954572861764,0.25862832025597166,0.26780156739754124,0.2692496722457577,0.2734063675732261,0.279305691346489,0.2815483947506266,0.29014521239388574,0.2901509772269966,0.2965650320598208,0.2971310891324693,0.2983251964513461,0.29988734444735077,0.3030314679714952,0.3034024895487936,0.3035196272145537],"n_dims_used":45,"mean_confidence":0.9140496148003472},"coverage":{"mean_confidence":0.9140496148003472,"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}}