{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002041","491:4910001892","491:4910002245","491:4910002350","491:4910001163","492:4920000972","491:4910001943","491:4910001594","491:4910001478","491:4910002135","491:4910001839","491:4910001538","491:4910002185","491:4910001162","491:4910003126","491:4910001365","491:4910002244","491:4910001889","491:4910003335","491:4910002677","492:4920004759","491:4910002100","491:4910003080","492:4920000766","491:4910001719"],"twin_admin_codes":[491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,492,491],"twin_sims":[0.3975850309524771,0.22972913091424824,0.21379400880869823,0.18160671839196166,0.1775192407088915,0.176762175032257,0.17485556705110658,0.170317704584398,0.1686068170584481,0.16511837683995434,0.1596774058241619,0.15075429168087864,0.14371590887977978,0.13878861827574526,0.12856425864766227,0.12066618195551569,0.1166741097631478,0.1159585096045198,0.11301962826787891,0.11277019159962977,0.11272053965350934,0.11085993996493022,0.11068667793753523,0.10773692525544919,0.10755894662521907],"twin_dists":[0.17639484336540392,0.2227530603589257,0.22813164818887496,0.2398927554660408,0.24148806972386105,0.24178640161118956,0.24254177699610535,0.2443635838005466,0.245059481511477,0.24649429271108883,0.2487765865159568,0.25264536957441197,0.2558175846361572,0.25810758003124773,0.2630608578560678,0.2670951717200958,0.26921139964443713,0.26959658950295484,0.27119794321887286,0.27133532761960544,0.2713627028022622,0.27239530039358917,0.2724921369293086,0.2741590380525243,0.2742607394291681],"n_dims_used":45,"mean_confidence":0.8984714084201388},"coverage":{"mean_confidence":0.8984714084201388,"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}}