{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008246},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002576","496:4960008850","496:4960008756","496:4960008663","488:4880002047","496:4960008464","496:4960008571","496:4960008944","496:4960009039","496:4960008243","496:4960010227","496:4960009052","496:4960008358","496:4960010563","496:4960009256","496:4960008757","488:4880001953","496:4960009458","496:4960010237","496:4960008664","496:4960008852","496:4960010956","488:4880002042","496:4960009163","496:4960009051"],"twin_admin_codes":[488,496,496,496,488,496,496,496,496,496,496,496,496,496,496,496,488,496,496,496,496,496,488,496,496],"twin_sims":[0.8460862581160279,0.8257808788564399,0.8061739068680681,0.7892927068917934,0.774912564602839,0.7687231060961887,0.7452190447981001,0.7411150865991669,0.7213546092927643,0.7020455914138624,0.6939550286555705,0.6909473165840408,0.6892392890797858,0.6863703974722968,0.6837678420044235,0.6774507083759082,0.671346233214057,0.6693186612930373,0.6659219954230612,0.6585614062067523,0.6490458851915618,0.6412256854300905,0.6373407150484268,0.6309874198996648,0.6306139454587588],"twin_dists":[0.07508811493223783,0.0803598472541285,0.0852546219943175,0.08934346102720843,0.09274985867069252,0.09419696277603815,0.09960231568996253,0.1005331474957553,0.10496951201282412,0.10924242278142403,0.11101771463444932,0.11167570281817414,0.11204891102868939,0.11267506022428422,0.11324233587044098,0.11461649535852066,0.11594093837549169,0.11638015160082993,0.1171152130336108,0.11870521183898597,0.12075560024752627,0.1224371091423592,0.12327146847312381,0.12463476795256728,0.12471486890714154],"n_dims_used":45,"mean_confidence":0.9341445922851562},"coverage":{"mean_confidence":0.9341445922851562,"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}}