{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005387","490:4900001171","490:4900002792","490:4900000387","470:4700000281","493:4930004399","470:4700000055","490:4900003904","490:4900000557","490:4900000769","466:4660006497","481:4810000185","480:4800005045","466:4660000966","480:4800004438","487:4870011470","490:4900002337","496:4960009833","490:4900005653","490:4900004991","496:4960006676","470:4700005840","481:4810003963","490:4900005923","493:4930000384"],"twin_admin_codes":[490,490,490,490,470,493,470,490,490,490,466,481,480,466,480,487,490,496,490,490,496,470,481,490,493],"twin_sims":[0.2732763775044338,0.2565497121615175,0.24405305968159316,0.21724247192571186,0.20384138748990302,0.2020291109043674,0.194761367252876,0.18945606198469928,0.17235551297321916,0.17213487133585811,0.1627061124395887,0.1520168439707484,0.15040240609562597,0.15033249946597604,0.14994695410296485,0.14653194949759016,0.1443982039041291,0.1441652336754326,0.1439457368265814,0.13064069169987486,0.1296469272387175,0.12510579940620975,0.12216029722217245,0.12027434427951515,0.12019367140973888],"twin_dists":[0.2091964465639553,0.2142285729541346,0.2181249356338056,0.22694548759806943,0.2316294714058102,0.2322788760308859,0.23492426090532195,0.23689890732058305,0.24354122586587043,0.24362992850574225,0.24749931965117916,0.25208794882518715,0.2528013397129993,0.25283235717139485,0.2530036140719026,0.25453489681509395,0.25550510544444394,0.25561167833829607,0.2557122047506898,0.26203152485368447,0.2625226016759416,0.2648035699753534,0.26631688719517366,0.26730049655142496,0.26734283293271915],"n_dims_used":45,"mean_confidence":0.9139919704861111},"coverage":{"mean_confidence":0.9139919704861111,"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}}