{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004079","490:4900004489","490:4900003249","490:4900003939","490:4900001243","490:4900001502","490:4900004071","490:4900002692","490:4900002247","490:4900004213","490:4900003940","490:4900002399","490:4900001369","490:4900003938","490:4900004215","490:4900003936","490:4900002681","490:4900001780","490:4900001366","490:4900004214","490:4900001107","490:4900001234","490:4900003797","490:4900001122","490:4900004072"],"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":[0.6180343075735696,0.5525099356394305,0.5199236098250888,0.5192542429260197,0.47402875867054395,0.4640901395577649,0.45575907792141096,0.4527548982484033,0.42005696852972185,0.39552898915751195,0.38852433858398955,0.3871806314375245,0.38022165759734117,0.3709961180789798,0.36542315255539004,0.3550549696819337,0.3448036735943998,0.31806399626448106,0.3103230123169301,0.3054263156145807,0.3009415180529997,0.294901088685912,0.2913168339165389,0.28941603799474913,0.28231909132163674],"twin_dists":[0.12741095080345605,0.1414718757534345,0.1485429627563498,0.14868917587052588,0.15869017967336968,0.16092664649623914,0.1628142280633344,0.16349793548512748,0.1710565761785085,0.17688992868648137,0.1785856339219983,0.17891255455069563,0.18061436149920448,0.18289386984298436,0.18428446316776217,0.1869004120022604,0.18952600316193666,0.19657889835989947,0.19868178087530955,0.20002751645401762,0.2012710419458871,0.20296314099602897,0.20397687142113616,0.20451747916412313,0.20655493555054436],"n_dims_used":44,"mean_confidence":0.9189251986416903},"coverage":{"mean_confidence":0.9189251986416903,"n_dims_used":44,"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}}