{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012565},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012523","466:4660001122","496:4960012620","496:4960012370","496:4960012524","470:4700006901","496:4960012472","496:4960012469","496:4960005440","496:4960012327","496:4960012278","466:4660001303","466:4660001586","470:4700008637","496:4960005449","466:4660000766","470:4700005685","496:4960012556","466:4660001304","466:4660000563","470:4700006922","496:4960012438","496:4960006929","496:4960004393","496:4960005714"],"twin_admin_codes":[496,466,496,496,496,470,496,496,496,496,496,466,466,470,496,466,470,496,466,466,470,496,496,496,496],"twin_sims":[0.6180214086850487,0.6061530187811301,0.5810264374819039,0.5341970539020713,0.4640076105002137,0.44156418237467543,0.4234825571893851,0.40121956574086115,0.3946784935191766,0.38635376140322414,0.3828567666618088,0.36922147577380765,0.3496112639547229,0.3482402008816969,0.3441357782724015,0.3321040347012794,0.3307809174768965,0.32581208569930187,0.32451496760879006,0.3237261068384338,0.315661122398952,0.3126158549304816,0.31249177369024134,0.3123861277564018,0.3117199540702153],"twin_dists":[0.1274137138007801,0.12995535036763675,0.13533881514111004,0.14543512948444037,0.160945286145793,0.16605984715908045,0.17025380763761835,0.1755225184800239,0.17709507038451516,0.17911399665027258,0.17996821038346916,0.1833355488065313,0.18828964847812077,0.1886413229616047,0.18969848318212462,0.19283689364687048,0.1931857572277621,0.19450277326881826,0.19484840567991046,0.1950589823468303,0.1972285131915963,0.19805583745476538,0.19808964427382725,0.19811843429480586,0.19830010418422672],"n_dims_used":45,"mean_confidence":0.9176622178819445},"coverage":{"mean_confidence":0.9176622178819445,"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}}