{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001049","474:4740001266","474:4740001357","474:4740000943","474:4740002093","474:4740001056","474:4740001165","474:4740000940","474:4740000301","474:4740001359","487:4870008243","474:4740001882","474:4740001268","474:4740001045","474:4740001265","474:4740001253","474:4740001365","474:4740002630","474:4740001877","474:4740001975","474:4740001254","474:4740000316","474:4740001980","487:4870011830","470:4700007774"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474,474,474,474,474,474,474,487,470],"twin_sims":[0.6842451793014867,0.5783022347408493,0.49482810893572293,0.4327858384386963,0.42041469029209577,0.4199237215534359,0.4191558139235162,0.4156854823802293,0.4154964023270687,0.38991188942037114,0.38343400588124216,0.38211849486815563,0.37941802891933324,0.3774934502902614,0.37711654560263497,0.37705012841812424,0.3757703375108499,0.3664167469235909,0.3623756218453114,0.36074936122966883,0.35574382115655023,0.35427162983792687,0.3427436057817052,0.3425120873740006,0.3414253388717807],"twin_dists":[0.11313834302018319,0.13592327169517918,0.15405816916477835,0.16808711915661317,0.17097261726267218,0.17108785758475487,0.17126821567248945,0.17208505387654535,0.17212964289663527,0.17824860475363263,0.1798269518539607,0.18014902469276772,0.1808118473493478,0.18128562404509166,0.181378544655806,0.18139492357694095,0.181710803923387,0.18403576337734306,0.1850494040268302,0.1854589354273115,0.18672540724629866,0.18709963532266496,0.19005857643861998,0.19011853546987745,0.1904002729342061],"n_dims_used":45,"mean_confidence":0.9209080166286893},"coverage":{"mean_confidence":0.9209080166286893,"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}}