{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003760","499:4990003405","499:4990003572","467:4670000312","467:4670000401","467:4670000404","499:4990003759","485:4850004285","499:4990002999","467:4670000460","485:4850004356","467:4670000646","485:4850007190","499:4990003619","485:4850004554","499:4990003675","485:4850004215","467:4670000470","467:4670000771","485:4850007196","499:4990000525","477:4770000414","485:4850004364","499:4990003637","499:4990003476"],"twin_admin_codes":[499,499,499,467,467,467,499,485,499,467,485,467,485,499,485,499,485,467,467,485,499,477,485,499,499],"twin_sims":[0.5804261267304864,0.4263226341726318,0.39661239117722,0.3952728581508273,0.37423890768235013,0.37238710626387356,0.35324141062037795,0.3422324611490904,0.3405515937938916,0.33896700997243007,0.3137976931850737,0.30978498242097013,0.3076094950300046,0.3073509980591141,0.30319306737374513,0.29913521812083177,0.29753765586655867,0.2957511985979965,0.2946502125378928,0.29378646161832833,0.285360347490206,0.2822197815332171,0.27913788343963297,0.2774616558332533,0.27482951841455566],"twin_dists":[0.13546758773331521,0.16959030863017116,0.17662890354460795,0.17695168669328712,0.18208948685470838,0.1825484079996808,0.1873619942614437,0.19019098237366164,0.19062713754737465,0.1910393663095932,0.19773421954838774,0.1988290453216897,0.19942600091212226,0.1994970939007483,0.20064540601799774,0.20177493396649718,0.20222208275640252,0.20272377625913526,0.20303385780530345,0.20327760392598293,0.20567809851299207,0.20658366386328914,0.20747825660880082,0.20796734232608832,0.20873899403699933],"n_dims_used":44,"mean_confidence":0.9350119504061613},"coverage":{"mean_confidence":0.9350119504061613,"n_dims_used":44,"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}}