{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930000284},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004034","480:4800005645","493:4930000246","480:4800005789","480:4800004349","493:4930000389","480:4800005721","480:4800004189","493:4930000335","480:4800005715","480:4800004114","493:4930000333","493:4930000334","480:4800004035","493:4930000283","493:4930000798","480:4800005636","480:4800005786","496:4960011546","480:4800004279","480:4800005714","480:4800004350","480:4800005638","480:4800001746","493:4930000332"],"twin_admin_codes":[480,480,493,480,480,493,480,480,493,480,480,493,493,480,493,493,480,480,496,480,480,480,480,480,493],"twin_sims":[0.6887452907758852,0.6342711532130139,0.5564619354330957,0.46076012466341904,0.4537099254560568,0.44604849317943085,0.37599518791181036,0.34316459106511826,0.3413776476581185,0.3256679135971693,0.32168939578322286,0.3180841577533952,0.3147438078662868,0.27814207872880536,0.2641232689607708,0.25910730382282565,0.2560712603910393,0.24051430560982714,0.22371646174067406,0.21940982576729462,0.21470764135967568,0.21090768230836301,0.2063331985849142,0.2057067174211546,0.19789614964507066],"twin_dists":[0.11215679132937287,0.12393030664885331,0.14061952951175286,0.161679675039331,0.16328040538003574,0.16503032119444822,0.18165526792509165,0.18994960423995902,0.19041264775651784,0.19454115187480914,0.19560398285977987,0.19657345945920668,0.1974772460722838,0.20776859371752152,0.2119255062828033,0.2134461024297566,0.21437549714734233,0.21925150060412016,0.22475235575999686,0.22620645861505514,0.22781613879443927,0.22913443093003222,0.23074299449401747,0.2309651766544362,0.2337750066548945],"n_dims_used":45,"mean_confidence":0.9249686347113715},"coverage":{"mean_confidence":0.9249686347113715,"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}}