{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000563},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000292","500:5000000450","500:5000000510","500:5000000294","485:4850007590","500:5000000455","485:4850007594","500:5000000287","500:5000000295","500:5000000512","500:5000000296","500:5000000610","500:5000000199","485:4850007639","500:5000000389","500:5000000549","485:4850007595","485:4850007536","485:4850007539","485:4850007414","500:5000000194","485:4850007687","500:5000000289","485:4850007413","500:5000000167"],"twin_admin_codes":[500,500,500,500,485,500,485,500,500,500,500,500,500,485,500,500,485,485,485,485,500,485,500,485,500],"twin_sims":[0.8314466095972528,0.7897896136490259,0.7892461208924669,0.7812351483048688,0.7720999867348073,0.7720484262070382,0.7639327929341824,0.756815343229814,0.7547518097334834,0.7518240448124686,0.7499981604570595,0.7320734910733013,0.7319111378972397,0.7262676837866925,0.7262404159981352,0.725715430072639,0.7221474858718031,0.706301128786428,0.7034519837561484,0.6981139567443283,0.6961801301186269,0.6751156923270125,0.6694152528599684,0.6684391686104519,0.6643343890870331],"twin_dists":[0.0789115914576413,0.0892245631403528,0.08935460366419204,0.09126011178413816,0.09340878320445055,0.0934208416202939,0.09530972863686464,0.09695215075646581,0.09742600478112284,0.09809659384991935,0.09851380524251635,0.10257196806670497,0.10260843473439016,0.10387306310813764,0.10387915978755614,0.1039965138919959,0.10479283975692866,0.10830529395316632,0.10893298137111157,0.11010613620455739,0.11053026128417846,0.11512348933813049,0.11635923540284476,0.11657056540231733,0.11745848319176141],"n_dims_used":45,"mean_confidence":0.9209390428331163},"coverage":{"mean_confidence":0.9209390428331163,"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}}