{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003891","485:4850001673","485:4850001812","470:4700006682","488:4880002413","479:4790002436","499:4990003999","485:4850002743","478:4780008160","481:4810001324","481:4810002247","477:4770001483","500:5000010556","500:5000003616","485:4850004053","499:4990003328","485:4850001600","499:4990002548","485:4850004110","499:4990003325","499:4990001970","477:4770000213","470:4700001263","481:4810005241","485:4850000623"],"twin_admin_codes":[485,485,485,470,488,479,499,485,478,481,481,477,500,500,485,499,485,499,485,499,499,477,470,481,485],"twin_sims":[0.35786060757866445,0.30153117634818444,0.27020013737078546,0.24185525825052223,0.18064588551911476,0.17688048409711188,0.17568606702940465,0.17425968268715294,0.15831383063655394,0.15230723461656,0.15143026429542208,0.1508736024085061,0.1505707469767336,0.14767787181207798,0.14719750669290804,0.1468967096638331,0.1462071942126844,0.14276437440247694,0.13896126864718045,0.13539839538196213,0.13486617023478023,0.13393000677832956,0.1315778062545044,0.1297185880895956,0.12850512671754746],"twin_dists":[0.18618872204110945,0.20110693133294166,0.21010724669849665,0.2188233525042781,0.24026545656928538,0.2417397205056899,0.24221202510819276,0.24277906311588082,0.24935738853898193,0.25196022201123763,0.2523465005825112,0.2525925469757432,0.25272669065605996,0.25401815735973765,0.25423441001052993,0.2543700896546034,0.25468188437607264,0.2562552149172222,0.25802632336916104,0.2597186971165678,0.25997435995827056,0.2604259044280327,0.26157101689080314,0.262487094993357,0.26309035424232813],"n_dims_used":45,"mean_confidence":0.9166965060763889},"coverage":{"mean_confidence":0.9166965060763889,"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}}