{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001442","496:4960003552","496:4960001450","496:4960002856","479:4790001946","470:4700004493","488:4880004634","496:4960002938","472:4720006558","496:4960002379","470:4700005571","496:4960001798","496:4960001565","472:4720006488","470:4700004140","493:4930004442","496:4960002576","470:4700001726","472:4720005502","496:4960001683","472:4720005370","496:4960000940","472:4720005451","481:4810001176","470:4700004836"],"twin_admin_codes":[496,496,496,496,479,470,488,496,472,496,470,496,496,472,470,493,496,470,472,496,472,496,472,481,470],"twin_sims":[0.5076852006836606,0.4557009265443839,0.4434276686849739,0.44150194281928495,0.4286747993643755,0.40610431285405413,0.3994106018945548,0.39895885474395254,0.3791822545058729,0.37631752667429996,0.3712028215807359,0.3706545967141407,0.35281612820918223,0.34533406461550525,0.3406613478582266,0.323866915802591,0.3221339986637557,0.31875654025090666,0.3180604136945983,0.3141341047393922,0.31185860578175373,0.3041115743308952,0.30379897957664226,0.2978917662839984,0.2971848852841864],"twin_dists":[0.1512236252755825,0.16282744680427602,0.1656315343395545,0.16607416467218236,0.16904217914328568,0.17435573486841113,0.1759562363142429,0.17606468661504024,0.1808698255679313,0.18157568150008624,0.18284249304217293,0.1829787871509473,0.18747041389374267,0.1893891590320685,0.19059862321752163,0.19502137421571442,0.19548484827435142,0.19639218406717002,0.19657986483870146,0.1976427967031534,0.19826227471569893,0.20039095739147436,0.2004775035579336,0.20212284792307023,0.20232101113827425],"n_dims_used":45,"mean_confidence":0.9303014967176649},"coverage":{"mean_confidence":0.9303014967176649,"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}}