{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003218},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["475:4750009674","475:4750007830","500:5000006010","475:4750007738","500:5000001833","499:4990004205","496:4960011193","485:4850001944","500:5000010764","481:4810004647","481:4810003259","490:4900005675","500:5000003995","473:4730003715","466:4660009578","467:4670002282","498:4980002939","500:5000005533","467:4670001516","473:4730003060","475:4750007216","480:4800004163","470:4700006690","496:4960009813","476:4760000344"],"twin_admin_codes":[475,475,500,475,500,499,496,485,500,481,481,490,500,473,466,467,498,500,467,473,475,480,470,496,476],"twin_sims":[0.21287203988425119,0.17403201022052436,0.1195736292490798,0.09968812491706115,0.09435479238987564,0.08409744950130031,0.08000107771744114,0.07456993160291664,0.07057676377599485,0.06266528054042751,0.06224146907636286,0.061097569812465814,0.05925680690429636,0.05830866801345415,0.05674096786687816,0.055056042871375444,0.05467200384312419,0.05151046103221052,0.05141251178243214,0.05088930389796524,0.050355914782776214,0.049764933136981396,0.04782417428454664,0.04346066961429701,0.04309745785159643],"twin_dists":[0.22845096162304335,0.24286987709320468,0.26766895228417986,0.2788952160103199,0.28220104643369515,0.2889979651298625,0.29189794033659483,0.2959325160177862,0.2990529953334143,0.30568535337550395,0.30605957231840963,0.3070801543097539,0.30875591652718715,0.3096358413415322,0.3111169728415666,0.3127470232244813,0.31312431914051825,0.3163167921218658,0.31641827077754525,0.3169630708325781,0.3175232913830668,0.3181498019100174,0.32025184289623854,0.3252519208879214,0.325686853669879],"n_dims_used":45,"mean_confidence":0.9123652988009983},"coverage":{"mean_confidence":0.9123652988009983,"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}}