{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011505},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011504","490:4900011506","490:4900011570","490:4900011369","490:4900010052","490:4900012103","490:4900011307","490:4900011565","490:4900011375","490:4900009446","490:4900010506","490:4900011771","490:4900011168","490:4900010925","490:4900010571","490:4900011217","490:4900011442","490:4900011443","490:4900011377","490:4900011372","490:4900011902","490:4900011436","490:4900011764","490:4900011374","490:4900012187"],"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":[0.4806090467375294,0.23002171690857298,0.1010866693970877,0.07767910561350479,0.036782617357080306,0.03382385745730682,0.03376440916137357,0.030977327236482888,0.02951078120559469,0.026389142706009484,0.021643746947758113,0.020874238942073544,0.020097153975468098,0.01993828820002381,0.019385329645333814,0.018263377456512204,0.01675249737300372,0.01633065520265675,0.016254026204070248,0.015687958362989387,0.015228741771870174,0.014456278870805807,0.014363863593894967,0.013985943116196933,0.013477183581050467],"twin_dists":[0.15721800289192636,0.22265665991226744,0.27805136016460885,0.2935950007267369,0.3337915767532575,0.3380026328482309,0.3380904075639983,0.3423615505060072,0.34474275026866136,0.3501702609784797,0.3595923512846733,0.36128642898409796,0.3630533015956991,0.3634218333599504,0.3647248697297778,0.36747170670256807,0.3714141466443117,0.3725705526089944,0.3727834280594613,0.37438387721750066,0.3757199885819018,0.37804972790033614,0.3783357592468516,0.3795226088349345,0.38116589462739736],"n_dims_used":45,"mean_confidence":0.8908111572265625},"coverage":{"mean_confidence":0.8908111572265625,"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}}