{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004468","489:4890005476","484:4840005582","489:4890005443","489:4890003806","489:4890004556","489:4890005451","489:4890004420","472:4720006699","472:4720005893","489:4890004408","472:4720006416","467:4670000373","472:4720004652","472:4720005912","489:4890003819","500:5000011243","489:4890005454","472:4720000001","489:4890003432","489:4890004423","489:4890004465","499:4990001285","472:4720002713","479:4790003501"],"twin_admin_codes":[489,489,484,489,489,489,489,489,472,472,489,472,467,472,472,489,500,489,472,489,489,489,499,472,479],"twin_sims":[0.5086901997370783,0.41476480392834986,0.37236136461328156,0.3550105494552093,0.35019444767507324,0.3187848422339313,0.31204759086525646,0.29465083075817466,0.2882289328372972,0.28279380414703575,0.2736173855929166,0.2624665321756815,0.26119889243042493,0.2601292785258977,0.2537084056886724,0.25282850102888305,0.2407510956805998,0.2404627852891696,0.2401940760676761,0.2362447246812622,0.23561438854837155,0.23542892280986735,0.232789446467312,0.22637782311120955,0.22356581354138438],"twin_dists":[0.1510028823571914,0.17230225149891784,0.18255479532169175,0.18691170311278757,0.1881402825487928,0.19638455853063708,0.19821072784505359,0.20303368349805534,0.20485618025472477,0.2064176950595291,0.2090958716752803,0.21242573050296698,0.21280980982319478,0.2131348005821313,0.2151036511123304,0.21537590877332374,0.21917578437251894,0.21926798120185612,0.2193539745357021,0.2206251462390188,0.22082931152016352,0.2208894516983275,0.22174872781094013,0.22386307501755534,0.2248029040970975],"n_dims_used":45,"mean_confidence":0.9163509792751736},"coverage":{"mean_confidence":0.9163509792751736,"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}}