{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011013},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009732","490:4900008223","490:4900010596","490:4900009954","490:4900011898","490:4900011845","490:4900010248","490:4900011909","490:4900010907","490:4900008568","490:4900009336","490:4900008234","490:4900010317","490:4900010518","490:4900011521","490:4900012045","490:4900011896","490:4900010340","490:4900011064","490:4900008817","490:4900010503","490:4900011447","490:4900009537","491:4910005158","490:4900011173"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.044816855428481774,0.01458824770141687,0.012086384299809308,0.01186596957615749,0.0071549259286332045,0.006529026016372125,0.006333442409534221,0.005089705783647192,0.003600979506571602,0.0029950162710633706,0.0027433831379484095,0.0024017339784430957,0.002387879712118685,0.002150882704491477,0.0019013761515385553,0.0018493042422443654,0.0017027084854121292,0.0016005741391370918,0.0013723407080743252,0.001259714535967218,0.001243242523057455,0.0012217383348368434,0.0011268272238951493,0.0010590855813043527,0.0009218822483710842],"twin_dists":[0.3236544650747656,0.37764405883884516,0.3859556742107108,0.38675918753005517,0.4082256657705883,0.4119907588107517,0.41323406188055234,0.4220635204836669,0.43567226298558154,0.44274841762908307,0.4460791964587058,0.45108026342312224,0.4512965372767989,0.4551865280771623,0.45973284141835236,0.4607505257479834,0.46376413907297925,0.46600851419656275,0.47154410804794505,0.4745973499171863,0.47506491066976353,0.47568401288879636,0.4785429654777061,0.4807233368536292,0.4855671026016876],"n_dims_used":45,"mean_confidence":0.8902772691514756},"coverage":{"mean_confidence":0.8902772691514756,"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}}