{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002001","490:4900000576","490:4900000479","490:4900000898","490:4900000660","490:4900000682","490:4900000276","490:4900001558","490:4900000765","490:4900002926","490:4900000904","490:4900001025","490:4900000917","490:4900000275","490:4900000923","490:4900001880","490:4900000690","490:4900000227","490:4900003478","490:4900002182","490:4900000664","490:4900004298","490:4900004035","490:4900000933","490:4900001198"],"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":[0.7047685346469786,0.6846940985354178,0.6810496031180981,0.6720469611915724,0.607806029593566,0.5935435369226414,0.5896406116850638,0.5886095982719649,0.5847489318447145,0.5696208236862869,0.5686197923993243,0.5676255348442996,0.5620110833486288,0.5453168154872635,0.5361334163547837,0.5301510586484088,0.5282685324778271,0.523324901413056,0.5189633207383799,0.5091739478166069,0.5052049376289285,0.49762585597840003,0.49030120119414644,0.4803103381052752,0.4765802659816522],"twin_dists":[0.10864307103420268,0.11304052030554129,0.1138341008269146,0.11578906845613704,0.1296013959897026,0.13265580161505272,0.13349202867749532,0.1337129766368368,0.13454052882034806,0.13778751073202378,0.13800266134245914,0.1382163989483574,0.13942420403128664,0.14302576027982997,0.14501488161179074,0.1463142360627442,0.14672374876279845,0.14780067943988193,0.14875273735068162,0.15089667008895782,0.1517688958282832,0.15343963329246194,0.15506115083019104,0.15728469034749093,0.15811856093696755],"n_dims_used":45,"mean_confidence":0.9170866224500868},"coverage":{"mean_confidence":0.9170866224500868,"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}}