{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001236","470:4700001829","466:4660001576","470:4700001675","466:4660001996","470:4700001237","466:4660001477","466:4660001689","466:4660000699","496:4960004584","470:4700001382","466:4660000934","496:4960007513","470:4700001676","466:4660002193","496:4960006583","466:4660001495","470:4700003155","470:4700002144","466:4660001897","470:4700000842","470:4700001979","496:4960004748","496:4960006576","470:4700003342"],"twin_admin_codes":[470,470,466,470,466,470,466,466,466,496,470,466,496,470,466,496,466,470,470,466,470,470,496,496,470],"twin_sims":[0.8386845437049583,0.7853425453161439,0.7833279230476682,0.7603833628422734,0.6890419402011625,0.6323010013524014,0.6289140453995223,0.6287797082668919,0.607300764251495,0.6064323098109183,0.5961223928317307,0.5891910780055323,0.585314381424856,0.5852883015506685,0.5809179174859105,0.5305828204134998,0.5300345397101954,0.5283687925287311,0.5281552268129196,0.5199626531856562,0.5111103558565793,0.510858322888989,0.5090462993299271,0.5037020688790459,0.4900286650323358],"twin_dists":[0.07703662265994929,0.09028571204273246,0.09076431044967746,0.09613038078186956,0.11209201163232657,0.12435300472592967,0.12507940541886162,0.12510821009837175,0.1297095871696361,0.12989554665459163,0.1321033943735535,0.1335883619103085,0.1344193002954621,0.13442489146938913,0.13536209296675122,0.14622035711399484,0.14633957381707632,0.14670193093354597,0.14674840655834584,0.1485344356943243,0.15047177070089124,0.150527050017529,0.1509246941873941,0.1520996399905448,0.15512162110239827],"n_dims_used":43,"mean_confidence":0.911538323690725},"coverage":{"mean_confidence":0.911538323690725,"n_dims_used":43,"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}}