{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010652},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000009837","499:4990002477","500:5000010827","498:4980000572","472:4720003022","467:4670001462","473:4730003939","473:4730002946","499:4990003737","496:4960002169","470:4700005322","496:4960004931","468:4680000817","499:4990000814","500:5000010168","498:4980001074","500:5000009528","485:4850000813","484:4840005471","485:4850000154","500:5000009844","499:4990003157","470:4700001281","478:4780005255","496:4960004605"],"twin_admin_codes":[500,499,500,498,472,467,473,473,499,496,470,496,468,499,500,498,500,485,484,485,500,499,470,478,496],"twin_sims":[0.35828077363951866,0.3517899473405525,0.33489014374400694,0.30922934251865347,0.2962502964876722,0.2696453054564439,0.2621780983876307,0.2600035187907928,0.2575741140577052,0.25226891537583324,0.24854364191105577,0.233793419630655,0.23127962446120268,0.2263416779694663,0.22561659745392476,0.22548638164899598,0.22382909431193185,0.2221779275709462,0.2183083313771355,0.21726336807250501,0.21361017362372248,0.21274034624208374,0.21226444807057795,0.21086082745710036,0.2101511996000793],"twin_dists":[0.18608238842133895,0.18773230427311574,0.19210475830760906,0.19898128381311805,0.20258343467124038,0.21027219899177946,0.21251302006046818,0.21317306646338285,0.21391457855640506,0.21554936796421767,0.21671042565913412,0.2214211371968563,0.22224312653334632,0.22387510608838845,0.22411672218065143,0.22416016813582126,0.22471457795721178,0.22526966564764037,0.2265814329326376,0.2269383387911252,0.228195242975829,0.22849664853849783,0.22866190605472222,0.2291507859940921,0.2293987895753841],"n_dims_used":45,"mean_confidence":0.9225492689344618},"coverage":{"mean_confidence":0.9225492689344618,"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}}