{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002057","477:4770001999","477:4770003197","477:4770002004","477:4770003288","477:4770003505","477:4770003206","477:4770002253","477:4770003284","477:4770001818","477:4770001879","477:4770002394","477:4770001876","477:4770002174","477:4770001924","477:4770003205","477:4770003358","477:4770003123","477:4770002460","477:4770002324","477:4770003283","477:4770001937","477:4770002881","477:4770003200","477:4770001873"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.928275681557362,0.9165977109942948,0.8692571370359716,0.8552568838380696,0.8544002600821283,0.8424431514809319,0.8379791956339022,0.8150524136126832,0.8104278140242435,0.8101978567520399,0.7970900114985551,0.787491128714445,0.774106568509022,0.7569155971531752,0.7542762186604123,0.742592140123051,0.727110963966918,0.726695801935877,0.6969946518724961,0.68845087875093,0.6802636121453137,0.6756597326549962,0.6661264780015977,0.6593757653662203,0.6426531865993601],"twin_dists":[0.05010749588274876,0.05420190142960185,0.0687516571246185,0.07262606557796424,0.07285843131587066,0.07605126503511261,0.07722062343245281,0.08305935101176672,0.08420695706218366,0.0842637831341449,0.0874678723072148,0.08977384024196002,0.09293891804773481,0.09692910321772026,0.09753507248490151,0.10019853672245928,0.10368445412098072,0.1037773252102279,0.1103516764344834,0.11222107303895092,0.1140050782716418,0.11500540712203282,0.11707098652337283,0.11852947985209605,0.12213037539070809],"n_dims_used":45,"mean_confidence":0.9248121473524306},"coverage":{"mean_confidence":0.9248121473524306,"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}}