{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001594","490:4900001085","490:4900001192","494:4940008526","490:4900000922","490:4900000621","490:4900001730","496:4960011467","496:4960006242","490:4900000406","496:4960006775","490:4900001334","490:4900000480","490:4900004595","494:4940008432","490:4900001215","494:4940008330","490:4900003221","496:4960009381","494:4940008532","480:4800002591","487:4870002207","496:4960011457","490:4900002631","490:4900002048"],"twin_admin_codes":[490,490,490,494,490,490,490,496,496,490,496,490,490,490,494,490,494,490,496,494,480,487,496,490,490],"twin_sims":[0.4912181365030152,0.48410098379177563,0.48199180815350096,0.46654227069526083,0.46377747273027026,0.4583041959745246,0.4559292214808767,0.4507598441842607,0.4190974502288246,0.41501466029752493,0.39857869573573634,0.3975308341143245,0.3819648446774441,0.35150643423073524,0.3469798309519201,0.34692573216797656,0.34136893954713077,0.3308552963300004,0.32738437371110024,0.318789172236535,0.31817943280479144,0.31500820947174885,0.30744594404304365,0.30427876128060033,0.3030856450679921],"twin_dists":[0.1548577749019352,0.15643938627222206,0.1569094688611106,0.16037334289571778,0.1609972701607609,0.16223627891257347,0.1627755552245197,0.1639529043807088,0.17128192925905736,0.17224328724497123,0.17615599423238185,0.17640787861311305,0.18018667710189462,0.18780472947229732,0.1889652478906218,0.188979165571937,0.19041490741984116,0.19316612566549074,0.1940848391263467,0.1963833919112472,0.19654776003931193,0.19740551058383307,0.19947097743250566,0.2003446905571901,0.20067519381501772],"n_dims_used":45,"mean_confidence":0.9168544345431857},"coverage":{"mean_confidence":0.9168544345431857,"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}}