{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003738},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003209","493:4930001261","493:4930001732","493:4930003212","493:4930002710","488:4880004731","493:4930002728","493:4930003906","493:4930003055","481:4810000273","493:4930003387","493:4930003043","493:4930002870","493:4930003409","493:4930003741","466:4660009055","493:4930005938","493:4930002529","487:4870006668","493:4930003436","493:4930005465","488:4880001565","470:4700005637","480:4800005614","493:4930002377"],"twin_admin_codes":[493,493,493,493,493,488,493,493,493,481,493,493,493,493,493,466,493,493,487,493,493,488,470,480,493],"twin_sims":[0.3262488399613991,0.30054654196417613,0.2715920970146948,0.24758178312990187,0.23641655202031922,0.21528375762908897,0.21043716189312942,0.20500264028714724,0.18944752624192857,0.1861243872287765,0.18502086578734897,0.1811746150981011,0.16543686389255519,0.16359258872948063,0.16255933076681559,0.15690280498109377,0.154303036085742,0.1539941808740935,0.15285892261687695,0.15079002170391823,0.14990188873384852,0.1491478599380742,0.1490523961538268,0.14416714408769601,0.1412821751610664],"twin_dists":[0.19438656669803775,0.20138107459119056,0.2096943338107761,0.21701201512269544,0.2205695532970572,0.22761765133843362,0.22929878201577106,0.231215431232869,0.23690211524620874,0.23815879645773802,0.23857958674784074,0.24006019263386436,0.2463623957170245,0.2471287398178347,0.24756082086106818,0.24996225250894982,0.25108717918700246,0.25122174113571694,0.25171805660500385,0.2526295475482049,0.2530236529924359,0.25335960230551,0.25340222436584225,0.25561080389546276,0.2569412479688669],"n_dims_used":45,"mean_confidence":0.9224082946777343},"coverage":{"mean_confidence":0.9224082946777343,"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}}