{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004408","480:4800001905","469:4690002344","480:4800004772","481:4810004550","481:4810002411","480:4800003603","481:4810003576","480:4800004956","480:4800004778","480:4800003777","496:4960005508","485:4850004803","485:4850006004","493:4930000427","470:4700005839","480:4800001895","493:4930000116","494:4940002490","470:4700005456","480:4800004329","480:4800004864","493:4930002220","480:4800005015","468:4680003786"],"twin_admin_codes":[480,480,469,480,481,481,480,481,480,480,480,496,485,485,493,470,480,493,494,470,480,480,493,480,468],"twin_sims":[0.11261585422040406,0.07544486929450256,0.07094176409102104,0.057997572023133534,0.05688513967944564,0.056393841405751,0.048041596244144384,0.04800895927701851,0.035999291881842324,0.030862485797331425,0.030747846006449947,0.029349513262781922,0.028177125620645938,0.02670580519371725,0.026207133600327573,0.025445293890088615,0.025192865877974282,0.022502151882865976,0.020680216309585414,0.01948913077307224,0.019054535175405216,0.018037540060304426,0.01578013553801513,0.014954475428747279,0.014708044824413258],"twin_dists":[0.27142045071202753,0.29526690327872873,0.2987619089801532,0.30992712402514433,0.3109793620468108,0.3114494905630536,0.32001284795166807,0.3200486655035983,0.33487758211006835,0.34254449007213034,0.34272769068435943,0.3450107537715178,0.3469980309503353,0.34959521344875033,0.3505034814633121,0.3519202954797519,0.3523978270078608,0.35776328368886323,0.36172214366400185,0.36447781216497904,0.3655199780385768,0.36804239706393566,0.3741198383131996,0.3765349959779889,0.3772785975599107],"n_dims_used":45,"mean_confidence":0.9204542371961806},"coverage":{"mean_confidence":0.9204542371961806,"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}}