{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006429},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850005412","485:4850005408","485:4850005543","485:4850005356","477:4770000362","485:4850004762","485:4850005355","485:4850005703","485:4850005554","485:4850006105","485:4850004763","485:4850005560","485:4850005423","485:4850007149","485:4850005632","485:4850005633","485:4850006349","485:4850005207","485:4850006267","485:4850006116","485:4850006264","485:4850005695","485:4850005425","477:4770000359","500:5000000934"],"twin_admin_codes":[485,485,485,485,477,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,477,500],"twin_sims":[0.494737846463324,0.46176105123043143,0.4217825983050204,0.4082728068131509,0.4015245082457296,0.39109932546094733,0.3806473963793078,0.3775718284000246,0.3752195104182588,0.372981509081342,0.3626931734636997,0.3613559526852043,0.3591884634198988,0.3583118727044225,0.3513762291926405,0.3407435172930462,0.33516984079738604,0.3313287388949801,0.3306634651011467,0.3291857012532574,0.3284872930766921,0.31513589990982643,0.3115216037984848,0.3077391478730758,0.3040282671082444],"twin_dists":[0.15407814142822637,0.16145313098176123,0.17065184104363915,0.17383977229497874,0.17544949272174287,0.177960629081149,0.18050982102888669,0.1812663066862047,0.18184692193932886,0.18240097832916696,0.18496954594753603,0.18530607157681286,0.18585289264356744,0.18607452056210025,0.18783800137648962,0.19057727865200233,0.19203144265918673,0.19304122181684766,0.1932167625473103,0.19360738319872928,0.19379233044000974,0.1973708787878001,0.19835423840381003,0.19939035616604645,0.20041401709836112],"n_dims_used":45,"mean_confidence":0.9191799587673611},"coverage":{"mean_confidence":0.9191799587673611,"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}}