{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000939","477:4770001244","477:4770001657","477:4770001003","477:4770000826","477:4770001128","477:4770000944","477:4770001002","500:5000001227","477:4770000672","477:4770001303","477:4770001424","477:4770001770","477:4770001425","477:4770001698","477:4770000830","477:4770001199","477:4770000888","477:4770001422","500:5000001342","500:5000002004","477:4770001067","477:4770001005","500:5000001125","477:4770000947"],"twin_admin_codes":[477,477,477,477,477,477,477,477,500,477,477,477,477,477,477,477,477,477,477,500,500,477,477,500,477],"twin_sims":[0.8070709858433086,0.7366883918662601,0.7172787589259947,0.7172379084357409,0.7048224317376842,0.6951948055513167,0.6821195361511786,0.6636993624444163,0.6399178893771117,0.6305257725640349,0.6263419862449762,0.6231936639038081,0.6083306589949152,0.6015959774100779,0.5956686411021443,0.5911361068117101,0.5782650048400573,0.574861799597469,0.5700032108083051,0.5525234196815005,0.5525152743045177,0.5523022558526625,0.5501682900993685,0.5500015444481544,0.549064973382454],"twin_dists":[0.08503430312019303,0.10153332621376243,0.10587610503169509,0.10588517807112552,0.10863119772980101,0.11074618865493412,0.11360126134051923,0.11759573639812182,0.12271804619605033,0.1247337792074221,0.12563082840432527,0.12630558664503616,0.12948905802954094,0.13093115844710615,0.13220058450804087,0.13317157785699607,0.1359312606892377,0.13666173563566994,0.1377053358609746,0.14146896599621858,0.14147072370739502,0.14151669293767546,0.1419773574178797,0.14201336536127027,0.14221564685032004],"n_dims_used":45,"mean_confidence":0.922072516547309},"coverage":{"mean_confidence":0.922072516547309,"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}}