{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004357","489:4890004553","472:4720004731","489:4890004456","489:4890004315","468:4680000999","489:4890004687","467:4670000180","468:4680004395","477:4770001512","468:4680003832","467:4670003568","467:4670000198","489:4890003958","467:4670000209","472:4720003490","477:4770002759","468:4680003338","489:4890004717","472:4720005050","489:4890004408","489:4890005454","468:4680000932","472:4720006066","468:4680001068"],"twin_admin_codes":[489,489,472,489,489,468,489,467,468,477,468,467,467,489,467,472,477,468,489,472,489,489,468,472,468],"twin_sims":[0.5109592847904382,0.44793906586301163,0.38480996396152306,0.37119003245625,0.359389858172614,0.3490525248133719,0.3297022987426788,0.32818149666942886,0.3175605144259222,0.30492324077297,0.3031060286120844,0.29904884890646516,0.2838623051239426,0.2797385965804927,0.27327094559257215,0.27176697429886393,0.27076600776918575,0.2687207224622083,0.25991828718632287,0.25591281321897397,0.2554925346289372,0.25402275174746874,0.2518450817208867,0.245049480543291,0.23902328940485293],"twin_dists":[0.15050490483698722,0.1645974622216921,0.1794906450107782,0.18284567140747462,0.18580201325719375,0.18843287618857069,0.19347072054143347,0.19387337732589058,0.19671478412923984,0.20016647689445333,0.2006695410641664,0.20179907237476286,0.20610929732718503,0.20730341709481598,0.2091980492433893,0.20964255034509446,0.20993922808879376,0.21054754593269867,0.21319900715598555,0.21442419180048938,0.21455344613894078,0.2150065325559633,0.2156809102010384,0.2178096313506579,0.21972938535784373],"n_dims_used":45,"mean_confidence":0.9202457004123263},"coverage":{"mean_confidence":0.9202457004123263,"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}}