{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001009","485:4850008040","500:5000000956","477:4770000599","500:5000001064","485:4850008013","500:5000001008","477:4770002015","500:5000002257","485:4850008041","485:4850007790","500:5000001181","500:5000001061","477:4770000547","485:4850007849","500:5000001558","500:5000001121","477:4770001383","477:4770000107","500:5000001232","500:5000001288","500:5000001180","500:5000004138","477:4770002010","477:4770000993"],"twin_admin_codes":[500,485,500,477,500,485,500,477,500,485,485,500,500,477,485,500,500,477,477,500,500,500,500,477,477],"twin_sims":[0.897408019715934,0.781057428949976,0.7129949311336348,0.7061093821524124,0.7045686455143526,0.6625499017022122,0.6336506937864664,0.6258978892130009,0.6233030949911748,0.6128768869066703,0.6089903946499746,0.5824845503984156,0.5714782126986172,0.568898060479346,0.5590999250402565,0.5585178586590851,0.5471846185757342,0.543492267429287,0.5433495052399436,0.5430177385765519,0.5424625685471895,0.5424034470130784,0.5326447892988903,0.5272793507915882,0.5263686843166256],"twin_dists":[0.0604285344986012,0.091302152396265,0.1068261621525606,0.10834757152702182,0.10868710237740715,0.11784410507459211,0.12406344031450808,0.1257260219093249,0.1262821365283791,0.12851554006788235,0.12934778916724193,0.13502607885106996,0.13738841492545473,0.13794284917651273,0.14005108120683757,0.14017647501611835,0.14262194156167493,0.14342046158598348,0.14345135505514264,0.1435231543960674,0.1436433194124671,0.14365611742406456,0.14577223925734628,0.14693905519159786,0.14713735002468414],"n_dims_used":45,"mean_confidence":0.9222804599338108},"coverage":{"mean_confidence":0.9222804599338108,"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}}