{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001394","498:4980000256","498:4980001397","498:4980001591","498:4980001108","498:4980000297","498:4980001497","498:4980000926","498:4980000300","498:4980001496","498:4980001494","498:4980001109","498:4980001021","498:4980001396","498:4980001209","498:4980000211","498:4980000837","498:4980000919","498:4980001114","498:4980001377","498:4980000598","498:4980001399","498:4980001398","498:4980001487","498:4980000911"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7650423228738089,0.7334640396107055,0.7185284256732168,0.6903919768818723,0.6819860721475953,0.6738981607769192,0.5837617003325667,0.5828211860012659,0.5823907748944318,0.5797244461128681,0.5787943031907012,0.5705960811022025,0.5668685880738054,0.5643227081472028,0.563311765642433,0.5625299146048971,0.5615491579864954,0.5482498583728415,0.5475914901221902,0.5464212291263071,0.5423117225556104,0.5417692096843512,0.5417179404272514,0.535579636486004,0.5206166055691851],"twin_dists":[0.09505253186403119,0.1022594317505394,0.10559842297300324,0.11179708122271718,0.11363031194433035,0.11538765702017398,0.13475220378443098,0.13495388564637112,0.13504619003567084,0.13561811883451563,0.13581768516081674,0.13757794024375455,0.13837915069192364,0.13892673524818347,0.1391442607702344,0.13931252687401766,0.13952364380749305,0.1423917427454461,0.14253400747127987,0.14278695737853692,0.14367597348008024,0.1437934265676593,0.1438045273899769,0.14513503718310006,0.14839163498275187],"n_dims_used":44,"mean_confidence":0.9230492331764915},"coverage":{"mean_confidence":0.9230492331764915,"n_dims_used":44,"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}}