{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013262},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012657","490:4900013201","490:4900013162","490:4900012734","490:4900012860","490:4900012522","490:4900012520","490:4900012864","490:4900012797","490:4900012309","490:4900012597","490:4900012662","490:4900012372","490:4900012929","490:4900012793","490:4900012525","490:4900012586","490:4900013185","490:4900012796","490:4900012379","490:4900012377","490:4900012449","490:4900013123","490:4900012598","490:4900012861"],"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":[0.3150608102723158,0.31188013038578927,0.268692711182517,0.1417122162198503,0.10071400428146753,0.08219665456803289,0.07946737606890622,0.07143833737560838,0.07132545829814692,0.06534161729031684,0.05261249699902553,0.047589150247772764,0.042815232538549346,0.03956803916758034,0.03647463574398344,0.03508598697262497,0.03479386340695128,0.03464673304557917,0.033058601487432004,0.03211556568217443,0.031051064460511948,0.03093635960643674,0.03062253159351055,0.028530425174473212,0.02716800071929719],"twin_dists":[0.19739124339730107,0.1982564028449188,0.21055589702576274,0.25674165510918656,0.27827532220574536,0.2903292196774733,0.29228447156648135,0.2983678376944685,0.2984572209338328,0.30336890632771385,0.31518596055220116,0.32051120967796437,0.3260269414097284,0.330082266967789,0.33421619913662365,0.33616944002106947,0.3365886830883602,0.3368009736818909,0.3391427230857938,0.340579070485677,0.34224439478938357,0.3424267442005868,0.34292862033906074,0.3463918001002796,0.3487663440737095],"n_dims_used":45,"mean_confidence":0.9122387356228299},"coverage":{"mean_confidence":0.9122387356228299,"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}}