{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010671","490:4900010514","490:4900011252","490:4900011912","490:4900010600","490:4900010854","490:4900010428","490:4900011322","490:4900010688","490:4900010757","490:4900010501","490:4900010686","490:4900010504","490:4900010513","490:4900011238","490:4900011015","490:4900010936","490:4900011082","490:4900009864","490:4900010602","490:4900009866","490:4900010500","490:4900009763","490:4900010586","490:4900010918"],"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":[0.497019854815931,0.45361035736223043,0.4386474905396542,0.4159495581598759,0.4120841032296728,0.3498077910056993,0.3353713599029265,0.3028633559943573,0.2700334547167794,0.26778588406023596,0.24494229019345082,0.21091145536854009,0.2101882872573868,0.19643581063474472,0.19558876229560712,0.18511354646156922,0.17303014181837845,0.17018608078035033,0.16007460598210768,0.1562457049928799,0.15074173989900036,0.15023909783673292,0.14953706411942436,0.14668108794120607,0.14543490350305607],"twin_dists":[0.15357352565049606,0.16330307650358886,0.16673164789705958,0.1720227939058864,0.17293584783769217,0.18823929908944467,0.1919786399958964,0.20073685322191814,0.2101567796608302,0.2108265443665022,0.2178435105971073,0.2291331140202161,0.229385813957085,0.23430880565483322,0.23461968841647565,0.23854417834285316,0.24327051368107178,0.2444169426312879,0.24860808196315048,0.25024528689238235,0.25265092842947606,0.2528738158976598,0.25318604074743634,0.25446747596194114,0.255032404121636],"n_dims_used":45,"mean_confidence":0.8880485534667969},"coverage":{"mean_confidence":0.8880485534667969,"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}}