{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001392","480:4800001320","480:4800001258","480:4800001380","480:4800001383","480:4800001389","480:4800001610","480:4800001440","480:4800002060","480:4800001502","480:4800001447","480:4800001716","480:4800001387","480:4800001382","480:4800001331","480:4800002010","480:4800001660","480:4800002154","480:4800001393","480:4800001943","480:4800001435","480:4800001506","480:4800001835","480:4800001265","480:4800001381"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.43926693364075325,0.4141692335647703,0.3904367258586942,0.37447553684137624,0.3525761707007597,0.34232960121316686,0.3285355416573022,0.30570564255519583,0.29158850557888155,0.2698785273610623,0.25518555621736394,0.24983222992730394,0.23608835145189028,0.2278188116096976,0.21667152188234934,0.2147444660099234,0.2146173255972991,0.21322154958279654,0.2102219456767756,0.18802581894977394,0.1659558581180322,0.16403520909054445,0.1612197052938782,0.15252058292022216,0.15238455485773025],"twin_dists":[0.16658882593302893,0.17244286361460445,0.1781212714290216,0.18203092501369822,0.18753161759825995,0.19016581128108023,0.19377954665359542,0.19995041731807317,0.2038997766044519,0.21020283625843836,0.21464794079043648,0.21630756042095875,0.22067576213444468,0.22338446941487672,0.22714099527436288,0.22780344097351493,0.22784728756613354,0.2283298030346001,0.229374039450461,0.23743784273057075,0.24614785371683867,0.24694425209129342,0.24812399048443728,0.2518664957792696,0.25192624325730817],"n_dims_used":43,"mean_confidence":0.9203179825183957},"coverage":{"mean_confidence":0.9203179825183957,"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}}