{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740004358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003851","474:4740004019","474:4740004500","474:4740004278","474:4740004357","474:4740004202","474:4740004437","474:4740004113","474:4740004196","474:4740003763","474:4740004198","474:4740003936","486:4860002082","486:4860002186","474:4740004360","474:4740004018","474:4740004362","474:4740004199","474:4740004097","474:4740003853","486:4860002246","474:4740004630","474:4740003769","474:4740003768","474:4740004501"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,486,486,474,474,474,474,474,474,486,474,474,474,474],"twin_sims":[0.5953968385856427,0.5581359960528808,0.5245066553420712,0.516189492407012,0.4995666421667571,0.48792636787968025,0.44442512435966625,0.439516601087468,0.43700477546192495,0.423659996163335,0.42089758783981757,0.4203319442723495,0.4109764322926837,0.4085192711622916,0.3998378026025206,0.38937851367160636,0.3847469503556223,0.3743349220631069,0.36049210516305136,0.3371884449584816,0.33473696433480876,0.33059748948289336,0.31666408061443374,0.3100111192474737,0.30652884110839307],"twin_dists":[0.13225880374882876,0.14025874922231402,0.1475430380033377,0.1493592005717782,0.15301113785340828,0.15558841834555417,0.16540255949039065,0.16653128368121792,0.16711078581675914,0.1702123001617684,0.1708593269281795,0.17099203543909638,0.1731981746239727,0.173781206464016,0.17585373019967313,0.17837809225114074,0.1795060340264299,0.18206572267631183,0.1855238046859749,0.19150329581965334,0.19214492458072222,0.19323418157467123,0.1969570257730446,0.19876713145095773,0.1997234365724851],"n_dims_used":45,"mean_confidence":0.9233968098958333},"coverage":{"mean_confidence":0.9233968098958333,"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}}