{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002867},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001674","498:4980001766","498:4980003222","498:4980001857","484:4840000294","498:4980001095","498:4980002935","498:4980001760","484:4840002176","471:4710000395","498:4980000668","498:4980001673","498:4980002799","498:4980001918","498:4980000163","498:4980001938","484:4840006000","484:4840000963","484:4840001062","498:4980003232","484:4840000725","484:4840000602","473:4730008142","476:4760002948","498:4980000321"],"twin_admin_codes":[498,498,498,498,484,498,498,498,484,471,498,498,498,498,498,498,484,484,484,498,484,484,473,476,498],"twin_sims":[0.523244579267048,0.5171214921620312,0.4948236828494798,0.4935620345250418,0.4791650846816679,0.4464729914758509,0.4198800417015899,0.4112412857697211,0.4015504479121256,0.3881892291075429,0.37723504291881116,0.3592652229280022,0.354981618527681,0.35283050513651965,0.3496075962938072,0.3477115283118458,0.3476051070803229,0.3450848671646298,0.3439659109962364,0.34377069195786464,0.34049857245956927,0.3365647722736649,0.3272968597953088,0.3266317461978919,0.32572376911744394],"twin_dists":[0.14781819575548066,0.1491553429005148,0.15405914849471822,0.15433840856599057,0.15754049366235418,0.16493306903987387,0.17109811289550364,0.17313542199525464,0.17544328200729806,0.17866711522189574,0.18134932591702424,0.18583349877579627,0.18691905741460155,0.1874667475937294,0.18829058825812997,0.18877712062808535,0.1888044696963979,0.18945343961394626,0.18974237875214708,0.18979283972781383,0.19064091436212355,0.1916662902068159,0.19410807223429027,0.194284758226425,0.1945262820210782],"n_dims_used":45,"mean_confidence":0.9367527431911893},"coverage":{"mean_confidence":0.9367527431911893,"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}}