{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002859","490:4900003015","490:4900003011","490:4900003155","490:4900002712","490:4900004237","490:4900003542","490:4900002856","490:4900003144","490:4900003279","490:4900002563","490:4900003154","490:4900003538","490:4900002858","490:4900002414","490:4900002559","490:4900003816","490:4900003286","490:4900002568","490:4900003676","490:4900002417","490:4900003287","490:4900002264","490:4900003412","490:4900009057"],"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":[0.5912156539706328,0.41242660959015687,0.41114352343938315,0.3188640236898011,0.3006528651339459,0.2746783607845304,0.25385085465165047,0.22208123225386955,0.19938370356259297,0.19227260442556776,0.18351636224296075,0.15882270303435628,0.14296318703580688,0.1365982765790767,0.13457229234899806,0.1285672684891755,0.12818023121342223,0.11778760987041045,0.11173523753709036,0.10486582854304581,0.10202235957528498,0.0924498674140194,0.0894470240074854,0.08022362547384582,0.07981816718135706],"twin_dists":[0.1331545338420487,0.17285479526406244,0.17315858309505625,0.19636322632150854,0.20135144672605826,0.20878344529163556,0.21505963143107096,0.22530225776799534,0.2332340523485063,0.23584585399353863,0.23915613310464742,0.24914021465355043,0.2561635982413007,0.2591450671694169,0.26011585345816246,0.2630593567513367,0.26325260312132837,0.26861561864267114,0.2719078740162517,0.2758158383818969,0.2774918657691547,0.2834174824788631,0.2853758763079696,0.29173737191179017,0.292030178902888],"n_dims_used":45,"mean_confidence":0.9247243245442708},"coverage":{"mean_confidence":0.9247243245442708,"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}}