{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011268},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009362","490:4900007836","490:4900009773","490:4900011468","490:4900008272","490:4900008274","490:4900011402","490:4900011606","490:4900011596","490:4900011665","490:4900008054","490:4900011405","490:4900011785","490:4900011105","490:4900009970","490:4900010072","490:4900011403","490:4900011469","490:4900011604","490:4900011735","490:4900008387","490:4900008165","490:4900011607","490:4900010271","490:4900011340"],"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":[0.02031563852528816,0.018939984793396175,0.018256795796982986,0.01715361102026345,0.016228515403036985,0.01560152868044285,0.01336142591736937,0.013065903896606475,0.012496885007769291,0.009575655986225624,0.009544470443727278,0.008907830411123073,0.008163658261805597,0.00769360155313588,0.007482164206643969,0.0073295480475629475,0.006904407238268365,0.006765649472428376,0.0055770720907275684,0.005568648437098539,0.005408153544197673,0.005325125135359775,0.005143056737591662,0.004804482023511952,0.004659574957777449],"twin_dists":[0.36255059546865104,0.36579812751950885,0.36748825093386644,0.37033803183828073,0.37285449275148724,0.3746326952408987,0.38154743349164183,0.3825348995842708,0.38449323277911246,0.3960013994832789,0.39614032042715874,0.3990687997570175,0.4027392101275095,0.40521532124604154,0.40637364706625617,0.4072281359452329,0.409695666426006,0.41053064606418804,0.41839308901165706,0.41845402221310013,0.41963118316622133,0.4202526120769013,0.4216465861485938,0.4243620221340461,0.42557755243620227],"n_dims_used":45,"mean_confidence":0.9056694878472222},"coverage":{"mean_confidence":0.9056694878472222,"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}}