{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006266},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006267","490:4900006270","490:4900006637","490:4900006155","490:4900006152","490:4900007609","490:4900006640","490:4900001549","490:4900006751","490:4900006764","490:4900007363","490:4900006992","490:4900006750","490:4900001984","490:4900007120","490:4900004538","466:4660003778","490:4900003306","490:4900006389","490:4900001153","490:4900003180","490:4900012636","490:4900006641","490:4900005883","490:4900001550"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.6408284593466704,0.5365936037321343,0.515656113600763,0.4701933106851003,0.36700607793547074,0.3596800475357072,0.3527604572343649,0.3316830291861081,0.3181666083577393,0.3176497044479705,0.3174898606033566,0.3092745575529541,0.2916483711047346,0.2829096859382211,0.28156681688927787,0.26910956158211874,0.26575142950477004,0.2629799031575923,0.2619197421481602,0.2588992284657724,0.2550159699558108,0.2514868812945597,0.24652812709571306,0.24315690731286063,0.23868490692945563],"twin_dists":[0.12252244758266868,0.14491505182660558,0.14947590763469168,0.15955136208785164,0.1838884119572734,0.18572872686699532,0.18748461143605274,0.19294781667858507,0.19655121904335746,0.1966907035977665,0.1967338627561733,0.19896888958719522,0.20388279374356374,0.20638421452882835,0.20677270580151766,0.21043167572186894,0.21143581551577964,0.21227051601173413,0.21259125825632064,0.21350957854245195,0.21470017404085043,0.215792192379162,0.21734325189485384,0.2184092217397528,0.21983810984216262],"n_dims_used":45,"mean_confidence":0.9211127387152778},"coverage":{"mean_confidence":0.9211127387152778,"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}}