{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012503","490:4900005359","490:4900005634","466:4660006996","490:4900012576","490:4900005491","466:4660007007","466:4660007597","466:4660007431","490:4900005362","490:4900005357","490:4900012714","466:4660006723","466:4660007430","466:4660006714","466:4660005537","466:4660007447","466:4660006865","490:4900012570","466:4660007152","490:4900002436","490:4900005222","466:4660005939","466:4660005417","466:4660007008"],"twin_admin_codes":[490,490,490,466,490,490,466,466,466,490,490,490,466,466,466,466,466,466,490,466,490,490,466,466,466],"twin_sims":[0.684293501875901,0.4873154691738158,0.3626179239775414,0.3581231832472788,0.338185551622546,0.27712965830345737,0.2529713219477875,0.2392958681226816,0.23325216296257462,0.227859369532875,0.22711214653734377,0.2040888545575205,0.1968413952104989,0.1930453364007355,0.18412694156514622,0.17773581208571934,0.17633384837071675,0.1707664890581514,0.166295223033757,0.16416231140923507,0.1609405777932477,0.15763008836654546,0.14769499609270065,0.14646151283274753,0.1447632155958534],"twin_dists":[0.1131278141670154,0.15572417712644118,0.18498846652834455,0.18612226314210542,0.19124304372316156,0.20806442529080346,0.21533167659531363,0.2196418768554061,0.2215976311146477,0.22337102768220607,0.2236189275703929,0.23154110274252787,0.2341602772359132,0.23555882614967139,0.23892175077769795,0.241402893289975,0.24195559227251734,0.24418187365165828,0.2460078286237553,0.24689134139287844,0.2482417610098764,0.24964999493737028,0.2540104578823932,0.2545667566879659,0.2553383859144038],"n_dims_used":45,"mean_confidence":0.9177305433485243},"coverage":{"mean_confidence":0.9177305433485243,"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}}