{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001274","490:4900001550","490:4900006152","490:4900006640","490:4900006639","490:4900001285","490:4900001549","490:4900004125","490:4900006281","490:4900006764","490:4900004409","490:4900001554","490:4900005100","490:4900002132","490:4900006270","490:4900007609","490:4900001153","490:4900002599","490:4900006990","490:4900005758","490:4900000891","490:4900001283","490:4900006521","490:4900006030","490:4900001829"],"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":[0.7581773646890456,0.5610652450857946,0.475373741859496,0.46856081378440534,0.46272651668751547,0.44743937342739837,0.43177011342545873,0.4152111094405701,0.3773150340305232,0.3604390042445702,0.3509202518539481,0.34928591846880575,0.34361117388633833,0.3434085337335758,0.34238710448748755,0.32092175615072593,0.3182547034030738,0.3160626987578486,0.3111975433885957,0.31103036735385736,0.3036487209775788,0.3006507070935077,0.2926456360484586,0.28922769586094094,0.2771223748610616],"twin_dists":[0.09663882499813296,0.13962782861120587,0.15838873535997933,0.15991862625936965,0.1612347771515458,0.16471180267823268,0.16832274461088184,0.1721969374564473,0.18132960445880325,0.1855371974629829,0.1879545701751722,0.18837303322535479,0.1898340838918872,0.18988649216794345,0.19015091273419504,0.19580989445433108,0.19652745967078403,0.19711975331904583,0.19844272411408415,0.1984883926490686,0.20051912311138403,0.20135204802173254,0.20360019010544783,0.20457116089507085,0.2080665559158496],"n_dims_used":45,"mean_confidence":0.9097779168023004},"coverage":{"mean_confidence":0.9097779168023004,"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}}