{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002586},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002590","490:4900002890","490:4900002139","490:4900001975","490:4900004420","490:4900003853","490:4900002290","490:4900003844","490:4900003040","490:4900002134","490:4900002600","490:4900002895","490:4900003582","490:4900002749","490:4900003036","490:4900004400","490:4900003310","490:4900003311","490:4900005095","490:4900003046","490:4900001984","490:4900002143","490:4900001973","490:4900004963","490:4900005099"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6936708181102919,0.6541263434631287,0.6133379899572584,0.6067681448534561,0.5917808545148399,0.5338197349029774,0.5240449704213758,0.4946123150296548,0.4764597363410836,0.47366114139988535,0.4692805366240983,0.4592972260856631,0.45611259959383416,0.4532424581867968,0.44419214168986026,0.436827222388573,0.43601764218854183,0.43494961317189196,0.43080760163043175,0.4211373727151812,0.4070215206773723,0.4068522408921727,0.40514346793176725,0.40408733896534055,0.4030331620010662],"twin_dists":[0.11107993485332157,0.11966152914112253,0.12841679387588603,0.12982363535883537,0.13303343544290172,0.14551705452671396,0.1476436771106011,0.15410591936419052,0.15814554084831525,0.15877262091355107,0.15975665624575908,0.16201109377307615,0.16273388010500092,0.16338686105683328,0.16545602505486,0.16715179868787858,0.16733888697392427,0.16758591249239996,0.1685462328491115,0.17080309251777676,0.174137349420942,0.1741776381511288,0.17458474585053524,0.1748367471971517,0.1750885773329912],"n_dims_used":45,"mean_confidence":0.9191576639811198},"coverage":{"mean_confidence":0.9191576639811198,"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}}