{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001509},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001681","477:4770001628","477:4770001510","489:4890004829","489:4890004650","489:4890004876","477:4770001570","477:4770000526","477:4770000987","477:4770001453","477:4770001629","477:4770001739","477:4770001220","489:4890004690","477:4770001683","477:4770000981","489:4890004738","477:4770001574","477:4770001679","489:4890004828","477:4770001687","477:4770000366","489:4890004996","489:4890004784","477:4770001631"],"twin_admin_codes":[477,477,477,489,489,489,477,477,477,477,477,477,477,489,477,477,489,477,477,489,477,477,489,489,477],"twin_sims":[0.8108963528967851,0.7881741176759844,0.6832016934348656,0.6279527561375147,0.606686940602798,0.6015420357987608,0.5676176682804133,0.5343241055898336,0.5317921215870517,0.5245146774136222,0.5222719852709626,0.5188160014797427,0.5138739142853229,0.5053985911026014,0.50181930161311,0.5009480711134195,0.49890100503242,0.4989007571137587,0.4976634722058278,0.49515479231512355,0.48982102224022606,0.4889360119806968,0.4877606845908057,0.4840153772527457,0.4756894200900166],"twin_dists":[0.08409110484416042,0.08961080850154675,0.1133656475124741,0.12528551544831606,0.12984102336944817,0.13094270956423487,0.13821809021319875,0.14540754614358292,0.1459575015192816,0.14754128951092985,0.1480303438061065,0.14878492729667953,0.1498660811012694,0.15172629673512586,0.15251436827346718,0.15270642368723794,0.15315804733104407,0.15315810205818262,0.1534313237370906,0.15398589314912814,0.15516769959499144,0.1553641600053702,0.15562523270210427,0.15645845336587758,0.15831802457807626],"n_dims_used":45,"mean_confidence":0.9214412265353733},"coverage":{"mean_confidence":0.9214412265353733,"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}}