{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005132},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006295","490:4900004857","490:4900006643","490:4900006538","490:4900005268","490:4900008754","490:4900005281","490:4900006408","490:4900006528","470:4700005134","470:4700007059","490:4900001316","490:4900006038","490:4900004722","490:4900008644","490:4900007386","490:4900004723","490:4900007512","490:4900007511","490:4900004997","490:4900005798","490:4900005657","470:4700005326","490:4900007634","490:4900004446"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,470,490,490,490,490,490,490,490,490,490,490,490,470,490,490],"twin_sims":[0.7087094716724593,0.5855245494082533,0.530885004903147,0.5086166170425301,0.507037273026663,0.4876830205634323,0.4802008227774442,0.47249399080666604,0.4666035574185553,0.46595930327541907,0.435330521386334,0.4115654798726554,0.40897823066247907,0.4035407662080521,0.3983537787183009,0.39346472214018074,0.39288461681914233,0.38295592239735515,0.38294670342548387,0.3755411012552469,0.3736949885607051,0.37070183404013834,0.3677647761021353,0.3581272170763105,0.3494853500800196],"twin_dists":[0.10777385440592306,0.13437424371196036,0.14615466204594812,0.15101904055605297,0.1513660000169997,0.15564249073499975,0.15730914322496461,0.15903450482508907,0.160359526934752,0.16050479342048263,0.1674977841337444,0.17305863364162183,0.17367218824076064,0.17496727995162117,0.17621003412223588,0.17738818943633503,0.1775284297096632,0.17994393833324512,0.17994619489215044,0.18176743992440697,0.18222416695249855,0.1829670395514647,0.18369888785263877,0.1861212423597282,0.18832191487176383],"n_dims_used":45,"mean_confidence":0.9165410359700521},"coverage":{"mean_confidence":0.9165410359700521,"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}}