{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001953","490:4900002109","490:4900002563","490:4900004376","490:4900001802","490:4900002424","490:4900002862","490:4900002706","490:4900002855","490:4900001949","490:4900004103","490:4900009778","490:4900004237","490:4900002568","490:4900003676","490:4900003015","490:4900002264","490:4900002104","490:4900003155","490:4900003816","490:4900002856","490:4900002573","490:4900002417","490:4900002266","490:4900001254"],"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":[0.2544845890903212,0.20375186251811164,0.20037484203345643,0.19331886643473017,0.18696391211587843,0.14247628656935904,0.140169193889939,0.1374565177223454,0.13471074598507146,0.12471061693207845,0.12232984939848016,0.12193115511973661,0.1184927222655122,0.11277360379496537,0.1123164697947776,0.10874644454625308,0.09219387125014203,0.0816548339105689,0.08096142636572554,0.07307325360400875,0.07303032091041985,0.07280042158338978,0.06884513490567758,0.0666940907324251,0.06582029872127962],"twin_dists":[0.21486398428219447,0.23166145822847253,0.2328751655701905,0.23545741633001122,0.2378398449574309,0.2563881397069903,0.25745991959715714,0.25873707663010614,0.260049163269196,0.2650050192708486,0.2662290268907171,0.26643577423270565,0.26824057502311927,0.27133344667566667,0.2715858297346437,0.2735846259895793,0.28358245963749423,0.29071319790216865,0.29120758945067876,0.29708588789438567,0.297119253467297,0.29729819250975204,0.30045084951067674,0.30222766678307494,0.3029628014927336],"n_dims_used":45,"mean_confidence":0.9301881578233507},"coverage":{"mean_confidence":0.9301881578233507,"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}}