{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003442","490:4900003844","490:4900001282","490:4900003037","490:4900004002","490:4900001685","490:4900003177","490:4900007005","490:4900002130","490:4900003311","490:4900004540","490:4900000884","490:4900004420","490:4900003038","490:4900001829","490:4900002431","490:4900004406","490:4900002749","490:4900006761","490:4900002890","490:4900007617","490:4900006274","490:4900007366","490:4900007120","490:4900004404"],"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":[0.5243804614261686,0.47196367510148757,0.4620052896906711,0.4132865060854873,0.41286296754242735,0.4119660321778511,0.4117385394121902,0.40144244351928204,0.38157820837901185,0.37695574869766507,0.36523426748316834,0.3567861846909716,0.35198964257995174,0.3492536744072409,0.3490918819452874,0.3459962617953672,0.3431054795495948,0.3389253135931868,0.3362102796523329,0.334792452810227,0.32999672112781425,0.3297149327814192,0.32614963593295754,0.3227389135353916,0.32237929585502156],"twin_dists":[0.14757054404865053,0.15915356755238472,0.16139787777792977,0.17265143366176156,0.17275157558147733,0.17296379562112393,0.173017653717009,0.17546914261105673,0.18028145562522405,0.18141820066517822,0.18433178015254909,0.18646092390857216,0.18768130914092088,0.18838129946788806,0.18842278340822394,0.18921846427549405,0.18996490097852986,0.19105022756689777,0.1917590082550533,0.1921303733962786,0.19339288556029918,0.19346737975971007,0.1944129542035012,0.19532290430967286,0.19541915842316712],"n_dims_used":45,"mean_confidence":0.917927720811632},"coverage":{"mean_confidence":0.917927720811632,"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}}