{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003060},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003457","490:4900003589","490:4900002453","490:4900003061","490:4900003866","490:4900003199","490:4900002465","490:4900004442","490:4900002601","490:4900003332","490:4900003724","490:4900002908","490:4900002750","490:4900001866","490:4900002301","490:4900003324","490:4900004010","490:4900001840","490:4900003340","490:4900001695","490:4900004577","490:4900001837","490:4900002452","490:4900001993","490:4900003727"],"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":[0.7239140009693577,0.7224474724745921,0.6882288270676056,0.6796384445708711,0.6738033963988806,0.651937609100462,0.6450041742555739,0.6387027520674297,0.6347547836227957,0.6204244861075547,0.6119743384044611,0.6108655180879796,0.608811132296419,0.5942040993141273,0.5900355259163844,0.5881854346768347,0.5796826436787902,0.5749295698908081,0.5719067481215122,0.5651455556034531,0.5581146401766041,0.5447392028198538,0.5313859572752732,0.5313229970172462,0.5264522765340509],"twin_dists":[0.10439884169755156,0.10472596835316832,0.11226954947045054,0.11414102960262873,0.11540821266183961,0.12013304613453747,0.12162501176753678,0.12297901674185344,0.12382652389983438,0.1268989227202038,0.12870881827061267,0.12894626198748102,0.1293861746338803,0.13251429626874592,0.13340740341283036,0.13380388191734804,0.1356270871573142,0.1366471852602904,0.13729635568791676,0.13874971864431224,0.1402633506889679,0.1431506888373847,0.14604577204878663,0.1460594562834478,0.14711914492966993],"n_dims_used":45,"mean_confidence":0.9163321601019965},"coverage":{"mean_confidence":0.9163321601019965,"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}}