{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002139","490:4900003036","490:4900004543","490:4900002749","490:4900003184","490:4900003584","490:4900004400","490:4900004420","490:4900002290","490:4900003987","490:4900004267","490:4900002134","490:4900003311","490:4900003994","490:4900002890","490:4900003310","490:4900004404","490:4900001975","490:4900002741","490:4900003720","490:4900001676","490:4900003444","490:4900001282","490:4900003037","490:4900003714"],"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":[0.8294902112678649,0.7948173352793219,0.684528173679843,0.6634810628621061,0.6489749861813834,0.645939403942021,0.6242740525499912,0.613076099372873,0.612003364532876,0.595212309826122,0.58715404795683,0.5684574040498397,0.5577223675252313,0.5258866605352317,0.5220635069810988,0.520406460612681,0.5186223612111032,0.5153833135101993,0.5145798995402051,0.5143642959277333,0.5013419042514186,0.4987278776238039,0.49310422703990925,0.4681090082383728,0.46802447241965556],"twin_dists":[0.07941354345648338,0.08801676652145389,0.1130766789034328,0.1176429124886649,0.12077085838300612,0.12142390573840851,0.1260740583021353,0.12847287849811376,0.1287026024928572,0.1322983297662483,0.1340249411671763,0.13803756735381292,0.14034787661317394,0.1472423398457373,0.14807583014938047,0.1484375188225182,0.14882724190998153,0.1495356096531027,0.14971148116633082,0.14975868946308019,0.15261959509491962,0.15319626643514,0.15443979356275297,0.16002034608365062,0.16003938225641354],"n_dims_used":45,"mean_confidence":0.9199229770236546},"coverage":{"mean_confidence":0.9199229770236546,"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}}