{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003838},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003012","469:4690003022","469:4690003017","484:4840003656","499:4990001108","478:4780009300","469:4690001403","484:4840004613","468:4680005645","478:4780006089","480:4800005776","484:4840003655","477:4770001264","484:4840003757","476:4760002925","467:4670002101","469:4690002593","480:4800004526","490:4900006159","469:4690003014","496:4960004761","484:4840004374","468:4680002688","467:4670002169","478:4780006067"],"twin_admin_codes":[469,469,469,484,499,478,469,484,468,478,480,484,477,484,476,467,469,480,490,469,496,484,468,467,478],"twin_sims":[0.06574765425933991,0.040502374864204486,0.03361434826176047,0.032768699153506005,0.0300428468286874,0.02530294532708396,0.02301009483835111,0.02220799247814093,0.02171949217597286,0.020721684000292468,0.0197817704495684,0.017317835893485397,0.017021313959945022,0.013895718203458775,0.010211182641112827,0.008566208469591583,0.007127454529308094,0.006140066054169375,0.005614375099901783,0.005387498359333404,0.0051482230565379206,0.004954414154485414,0.004848416252117137,0.0048360897944412585,0.004744359203012172],"twin_dists":[0.3030242762408816,0.3288874736328451,0.3383125581415346,0.3395805106699048,0.3438673577681448,0.35218907786627673,0.3567093171966593,0.35838313680724815,0.3594284432520022,0.3616287218278807,0.36378743172452804,0.3699038048976233,0.37069049809680477,0.37981013997876223,0.3932547929341969,0.4007182571847196,0.40838458394836263,0.4144978304094103,0.4181242502031888,0.4197849671497362,0.4216064198649849,0.4231388270374179,0.4240000503535511,0.4241013064018714,0.42486226360336127],"n_dims_used":45,"mean_confidence":0.9151785108778212},"coverage":{"mean_confidence":0.9151785108778212,"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}}