{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660003475","490:4900009717","493:4930004582","488:4880002706","488:4880002622","468:4680006000","496:4960011963","469:4690003524","493:4930006531","493:4930006153","496:4960010658","493:4930006566","496:4960004256","469:4690000862","493:4930003049","496:4960004712","470:4700002132","470:4700003721","499:4990000124","490:4900006296","472:4720002043","496:4960011879","470:4700004624","470:4700009017","472:4720000664"],"twin_admin_codes":[466,490,493,488,488,468,496,469,493,493,496,493,496,469,493,496,470,470,499,490,472,496,470,470,472],"twin_sims":[0.10948609318615943,0.0977607304349895,0.09474089288671644,0.08224849989440747,0.0801347657955242,0.07051995492722361,0.06481812698365029,0.056565533003241304,0.056513186875602216,0.05278064904913719,0.05246166689803345,0.049121931286520294,0.04899115879429592,0.04583014977721211,0.04542256085535712,0.045076968449413723,0.0433596178111171,0.04227570261758136,0.04112810324256783,0.040767976882587965,0.03991656959924635,0.038992388913941314,0.037481617841515706,0.0366332661826243,0.03548613995707669],"twin_dists":[0.2731663858496817,0.2800734999739005,0.28195685729032277,0.2902925841128677,0.2918014413662714,0.29909840995020937,0.30381581743285485,0.31128481392552637,0.3113349774993357,0.3150151484305943,0.3153395627357803,0.31883854290730373,0.3189795368845115,0.3224871711988631,0.32295407827093503,0.32335272567190687,0.3253726189475295,0.32668237083178703,0.32810026030145006,0.32855208168542993,0.32963382003710123,0.33083030951332765,0.3328389273704111,0.3339971127228233,0.3355999514930972],"n_dims_used":43,"mean_confidence":0.9185938280682231},"coverage":{"mean_confidence":0.9185938280682231,"n_dims_used":43,"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}}