{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001747},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002195","490:4900002203","490:4900001343","490:4900001618","490:4900001882","490:4900001349","490:4900001740","490:4900001477","469:4690002549","470:4700001225","490:4900002507","469:4690003572","469:4690002023","469:4690003473","490:4900000521","469:4690002655","490:4900002355","490:4900001212","469:4690003253","490:4900001342","469:4690002469","490:4900002047","470:4700002126","490:4900004738","469:4690003355"],"twin_admin_codes":[490,490,490,490,490,490,490,490,469,470,490,469,469,469,490,469,490,490,469,490,469,490,470,490,469],"twin_sims":[0.7510343710336613,0.5860475167664824,0.5576941298563516,0.5357086438362617,0.5205370152565078,0.5124522285935983,0.48954072510063446,0.47625900023112644,0.4680382720883452,0.43103956144797817,0.42205278456741296,0.4171380881250342,0.4156982667454359,0.4139263311529611,0.4135833785753148,0.41102456446405916,0.39477207920436025,0.3900508176924647,0.3858364585577481,0.3822559548725467,0.3753894325788449,0.3731588239721609,0.36575856117303274,0.35884065300003054,0.3585712949648967],"twin_dists":[0.09827712577238586,0.13426213265006406,0.14035396152381502,0.14510704379870362,0.1484090125203739,0.15017756938924023,0.15522991026172625,0.15819047947959788,0.1600362747020336,0.16849235496029802,0.17058853388531922,0.1717427893968485,0.1720820393717642,0.172500237148578,0.1725812673649603,0.17318676919070525,0.1770724872932709,0.17821489082036301,0.1792401259295058,0.1801153458960489,0.18180492107911894,0.18235702137837376,0.18420047137081563,0.18594079615772813,0.1860089020713776],"n_dims_used":45,"mean_confidence":0.9163118998209635},"coverage":{"mean_confidence":0.9163118998209635,"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}}