{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002884},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002733","480:4800003783","480:4800002779","480:4800003271","480:4800003005","480:4800002841","480:4800002874","480:4800003307","480:4800002828","480:4800003587","480:4800002781","480:4800003127","480:4800002676","480:4800003524","480:4800003729","480:4800002778","480:4800003715","480:4800003466","480:4800002736","480:4800003219","494:4940002721","480:4800003221","480:4800003003","480:4800003360","480:4800003472"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,480,480],"twin_sims":[0.6344080822298016,0.5549870178233547,0.5428361355457418,0.5306696896229639,0.5195660401854093,0.5189638365152027,0.49547009182800045,0.4808734499660553,0.4662372449535015,0.4420130641307899,0.43742346860712494,0.43732250042022547,0.4206311835529709,0.40302708691278255,0.39275148840578145,0.3725830642935607,0.36606638383485335,0.3626053105039865,0.3613438619416565,0.3583321320713732,0.3577858866065868,0.3569955755348596,0.3476986270335456,0.34652798983694116,0.3420872938257307],"twin_dists":[0.12390092370465967,0.14093752412732377,0.14356245941091786,0.1462014708943679,0.14862106291839572,0.14875262465485503,0.15391614877266527,0.15715898518695734,0.16044211461876245,0.16595661011981722,0.167014098263669,0.16703741119340726,0.17092181999463016,0.17509002945518223,0.17756062702948763,0.18249979172655528,0.18412342162727963,0.18499163822981965,0.1853091172236038,0.186069395263656,0.18620763877794033,0.1864078423175447,0.18878043587769092,0.18908152563348435,0.19022860547663475],"n_dims_used":43,"mean_confidence":0.9221785789312318},"coverage":{"mean_confidence":0.9221785789312318,"n_dims_used":43,"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}}