{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004656","500:5000004831","490:4900001229","496:4960011059","481:4810002455","499:4990003657","488:4880000887","496:4960011133","499:4990000152","488:4880000945","490:4900008878","490:4900001101","478:4780009394","468:4680007517","498:4980003592","470:4700007360","477:4770002972","470:4700007633","468:4680007392","496:4960010260","478:4780004505","496:4960012563","468:4680007390","468:4680007391","490:4900001908"],"twin_admin_codes":[500,500,490,496,481,499,488,496,499,488,490,490,478,468,498,470,477,470,468,496,478,496,468,468,490],"twin_sims":[0.12119150193723101,0.10899302296831098,0.08301720668846939,0.08226534076766544,0.07690565964983836,0.071001813717086,0.07066265590761155,0.04964108741977301,0.04613480595485321,0.04336143734684535,0.03715327317718836,0.03690937849935131,0.03655314236933352,0.03590178140687291,0.03499828500460781,0.03453539214683597,0.031920204869324155,0.0316051623929302,0.0308238892730412,0.027845636782363414,0.02734249424920025,0.027317269751544415,0.027313125238505594,0.02719182018888757,0.024881374256185976],"twin_dists":[0.26682069875934766,0.273444952182037,0.28975154613151477,0.29028068778806665,0.2941693437596764,0.29871413606188535,0.29898438700129454,0.31828187806671904,0.3221404439379162,0.3253704435723393,0.3332845259736591,0.33361768390999225,0.3341076718113791,0.33501417220797747,0.3362949930989217,0.33696213531298935,0.3408811236238213,0.34137156591849704,0.3426061042486516,0.3475728095572708,0.34845657595774754,0.3485012500759675,0.3485085936578639,0.34872395795920375,0.3529928251197864],"n_dims_used":45,"mean_confidence":0.9269393073187934},"coverage":{"mean_confidence":0.9269393073187934,"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}}