{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009087","490:4900010301","490:4900008621","490:4900009188","490:4900009893","490:4900007851","490:4900009695","490:4900008749","490:4900009993","490:4900009394","490:4900007852","490:4900009696","490:4900009801","490:4900010003","490:4900008977","490:4900010006","490:4900009401","490:4900010378","490:4900008736","490:4900009898","490:4900009387","490:4900010891","490:4900007858","490:4900008624","490:4900011135"],"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":[0.6492894053073367,0.5539926159888754,0.5149154436288309,0.4991485995217387,0.49508201943562097,0.4799235663541265,0.4594866776839931,0.45047118098375877,0.45018121124911514,0.445628999626048,0.438859391093213,0.4323262516218502,0.4111255673031829,0.39764307739582255,0.39169318775356526,0.38688192573267643,0.38546693065110926,0.3788302689976419,0.37531353832156134,0.3683381336721002,0.3618305244089165,0.3597216357783059,0.3591154876787103,0.3531770142294902,0.3487612427504256],"twin_dists":[0.12070319043006482,0.14115199049813995,0.14963802058429135,0.15310339556308786,0.15400199235828724,0.15737105772801233,0.16196815245266236,0.16401879545921322,0.16408500062961742,0.16512646138499665,0.16668278211425658,0.1681937053131779,0.17316283738666485,0.17638088312549866,0.17781675965515015,0.1789853017142793,0.1793302737608596,0.1809564132391664,0.18182367924756432,0.18355579186736645,0.1851865683251182,0.1857182263664298,0.18587133248064525,0.18737840683469378,0.1885075914210183],"n_dims_used":45,"mean_confidence":0.9197672526041667},"coverage":{"mean_confidence":0.9197672526041667,"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}}