{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004668","490:4900012123","490:4900010367","490:4900010795","490:4900004805","490:4900010090","490:4900009680","490:4900010289","490:4900012054","490:4900010283","490:4900011614","490:4900010280","490:4900010287","490:4900010711","490:4900010282","490:4900009904","490:4900010089","490:4900004807","490:4900012192","490:4900010541","490:4900011994","490:4900003684","490:4900010457","490:4900005067","490:4900010369"],"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":[0.470366453480404,0.20515709096256338,0.19108520999994552,0.16051720870556743,0.1596980201171854,0.14426237837081052,0.14413693069990535,0.13099875667104205,0.11948057463373198,0.1077102073194079,0.09134337955712687,0.08416350445052347,0.07730610563982965,0.0766105827516806,0.07598214188738107,0.06950926279030643,0.06676696987560206,0.06386856968805776,0.06331343394383475,0.059238605240178564,0.05726105812976306,0.056665089220934474,0.05493819724167219,0.049776002270341776,0.049761394171854025],"twin_dists":[0.15951243533415718,0.23116048356145577,0.23628847719644383,0.24842067397616852,0.24876783380126224,0.2555672237046447,0.2556246343157701,0.2618552748596243,0.2677180070774372,0.27417429702270746,0.28413317322628795,0.288952136235708,0.2938714045382129,0.29438968666355947,0.29486125045049744,0.29991139305421466,0.30216670804059403,0.3046340528707532,0.30511703536137647,0.30877269916259387,0.31062190031274256,0.3111895143765883,0.3128625673817908,0.31813801049343693,0.3181535722608431],"n_dims_used":45,"mean_confidence":0.9273727416992188},"coverage":{"mean_confidence":0.9273727416992188,"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}}