{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000744","490:4900000636","490:4900000637","490:4900000638","490:4900000746","494:4940003956","490:4900012303","490:4900000745","494:4940004448","490:4900000532","494:4940002701","494:4940003256","494:4940002241","490:4900012301","490:4900012302","490:4900000861","494:4940004439","494:4940004080","490:4900000742","494:4940004437","492:4920004796","494:4940007326","494:4940004436","494:4940003721","494:4940002239"],"twin_admin_codes":[490,490,490,490,490,494,490,490,494,490,494,494,494,490,490,490,494,494,490,494,492,494,494,494,494],"twin_sims":[0.4670139916637099,0.10293367344790218,0.0640810604375363,0.042114519440592205,0.040391400223026154,0.036632408574567316,0.03333876252162218,0.028584773990920468,0.02842417168499719,0.027366932104650812,0.019637182233638313,0.014371872885485876,0.013642174784330488,0.013342529457145548,0.013322541568071045,0.012733360605416275,0.01272143658510664,0.0120695256479174,0.011218338646752304,0.010513016312577653,0.01041978149314258,0.010185307539256831,0.008355935339222138,0.008247795246248352,0.008175335662411971],"twin_dists":[0.16026701818334643,0.2769507861341279,0.30445008931984846,0.32687954456386775,0.32902815818004233,0.3339982950087105,0.33872274788894674,0.34629911568427135,0.3465734399594355,0.3484133288634103,0.3641274144661942,0.3783109058161885,0.3806270575506913,0.38160999374298876,0.381676252687557,0.38366998276256514,0.38371116876619477,0.3860166707861422,0.38919921066384483,0.39200333606507104,0.39238645135114103,0.39336360334379633,0.40176303398362934,0.4023095458963626,0.40267934043914766],"n_dims_used":45,"mean_confidence":0.9108939276801216},"coverage":{"mean_confidence":0.9108939276801216,"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}}