{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003306},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004262","490:4900003180","490:4900004538","490:4900001829","490:4900001984","490:4900002890","490:4900001549","490:4900003311","490:4900004122","490:4900003986","490:4900001282","490:4900001554","490:4900004400","490:4900001283","490:4900002745","490:4900005489","490:4900003853","490:4900003037","490:4900004404","490:4900001533","490:4900007609","490:4900004693","490:4900006751","490:4900002601","490:4900004952"],"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":[0.7104749086882384,0.669344309272832,0.661326622725388,0.6458704846910139,0.5789945533537748,0.5757360617768058,0.5406887969142644,0.5225756976820681,0.5024873064066792,0.45623914150090517,0.43509005438947257,0.4190392103457536,0.4184488694773707,0.4181660747131288,0.40620628217141125,0.397992764661126,0.3941150949460497,0.39228461617482224,0.37427651692465813,0.3710785152104704,0.36601036007161625,0.35679441927680466,0.34630294008503737,0.345343674727246,0.33864132335156844],"twin_dists":[0.1073837646159081,0.11637459779049115,0.11810832245856458,0.12143872712821395,0.13577471830419244,0.13647404296975837,0.14402739877118564,0.1479640865094562,0.1523671743528584,0.16270512531816286,0.1675534158998938,0.17129561456308606,0.17143437953672144,0.17150088254684825,0.1743314453390728,0.17629680264075992,0.1772310760273076,0.17767358096495253,0.18208017796794745,0.18287338807861656,0.18413744226552797,0.18645883609838917,0.18913947028241315,0.1893866805921655,0.19112422173031612],"n_dims_used":45,"mean_confidence":0.918168470594618},"coverage":{"mean_confidence":0.918168470594618,"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}}