{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002120","500:5000002254","477:4770000390","500:5000001882","500:5000001899","477:4770000503","500:5000001799","500:5000003941","485:4850007045","500:5000004705","477:4770003735","477:4770000448","477:4770002264","477:4770000085","485:4850007461","499:4990001962","477:4770001718","477:4770001662","500:5000002132","477:4770003781","500:5000004301","500:5000004833","500:5000001552","499:4990000600","500:5000004859"],"twin_admin_codes":[500,500,477,500,500,477,500,500,485,500,477,477,477,477,485,499,477,477,500,477,500,500,500,499,500],"twin_sims":[0.5939755655553448,0.5707547629778005,0.5244166254171895,0.5170936256160694,0.492229509770332,0.46667840563405477,0.4614815736903551,0.4263582739396329,0.42139688470628184,0.4137325686767866,0.4124809013539019,0.4120627159828023,0.3937655099803099,0.38037271637933234,0.3756555359643756,0.3694720273942537,0.36854958307349406,0.36768425165931096,0.36579317728652955,0.36093660446342996,0.3577842271957499,0.3565762078884773,0.3479004563024367,0.34757938966499075,0.34675376021419213],"twin_dists":[0.13256325193791701,0.13754384523032126,0.14756266135788998,0.14916143689786512,0.15463358319952503,0.16034265463244313,0.16151636885429,0.1695819941400642,0.17074224691536138,0.17254601428946753,0.1728419500576905,0.1729409100062264,0.17731551185002323,0.18057726244065656,0.1817391651261209,0.18327312677500912,0.18350304737081302,0.18371899370766814,0.1841918051365068,0.18541173531014488,0.18620805890575318,0.18651417015181296,0.18872857910145077,0.18881107944672632,0.18902341541117512],"n_dims_used":45,"mean_confidence":0.9235663519965278},"coverage":{"mean_confidence":0.9235663519965278,"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}}