{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004043","490:4900000917","490:4900001451","490:4900004166","490:4900004035","490:4900002030","490:4900003615","490:4900002926","490:4900001323","490:4900000576","490:4900002347","490:4900000933","490:4900001198","490:4900001743","490:4900001317","490:4900000935","490:4900004321","490:4900000231","490:4900000227","490:4900004183","490:4900001880","490:4900000181","490:4900000156","490:4900002358","490:4900004031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6249921081867428,0.5831500309267443,0.5476576784082706,0.5453206393876595,0.5385814734588014,0.5332071635448248,0.5269811099709217,0.5226820344171289,0.5209241298975408,0.5178776307874648,0.5112687547226812,0.49802301681477346,0.4874117244320274,0.47321400687297505,0.4681029602285427,0.4600097553046951,0.45944382926905203,0.45748631002297147,0.45524993302098166,0.4468637939311291,0.4379717501505663,0.4331593986935762,0.42595257108393264,0.42213854977618637,0.4162469875873707],"twin_dists":[0.1259201648059723,0.1348833661657703,0.14251970374510045,0.14302493330776084,0.14448400962604352,0.14565008363886683,0.1470039879236057,0.14794089038938127,0.14832449677306594,0.14899001690444247,0.15043703205422562,0.1533519080584391,0.1557027830836958,0.15887292310848877,0.1600217079639392,0.1618496238580239,0.16197786397093253,0.16242187896332178,0.1629299857247293,0.1648435676266353,0.1668875405425039,0.16800051765773696,0.16967665857207292,0.17056844186130543,0.1719526906421796],"n_dims_used":45,"mean_confidence":0.9174628363715278},"coverage":{"mean_confidence":0.9174628363715278,"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}}