{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001012","490:4900000814","487:4870002985","466:4660012316","487:4870001264","466:4660012598","490:4900000928","466:4660011985","466:4660003999","494:4940008489","494:4940007030","490:4900001056","487:4870009048","466:4660011181","494:4940008022","490:4900000901","490:4900001007","496:4960008572","487:4870002026","487:4870005700","466:4660010541","466:4660012314","487:4870001921","466:4660012983","466:4660006379"],"twin_admin_codes":[490,490,487,466,487,466,490,466,466,494,494,490,487,466,494,490,490,496,487,487,466,466,487,466,466],"twin_sims":[0.2558617804768756,0.24538190081702727,0.18512791765441933,0.1603315505480476,0.15466288629897715,0.1399845925262089,0.13872487566221975,0.13672519519604043,0.13650858410738703,0.12657331690850235,0.12366540180190082,0.1117996152071724,0.1114570485621646,0.11116459929845968,0.10948914001442635,0.10640210985381747,0.10503292499440446,0.10381964535766251,0.10264171033232318,0.10228023045726715,0.1016432367851379,0.09837078546413265,0.09715390082714546,0.09582942655844297,0.093980020290676],"twin_dists":[0.21443987946175516,0.21770462522740663,0.2385386889839615,0.24849924004129606,0.25093064834437845,0.2575462440289053,0.25813759911572076,0.2590846119452707,0.25918781581111566,0.26405968579931416,0.2655401795663519,0.2718721406062803,0.272062468295859,0.27222530881976476,0.2731646675267905,0.27492498707724006,0.27571845325764005,0.2764283237301268,0.2771237266229084,0.27733837713490667,0.2777180764825526,0.27969859649979817,0.2804482476436598,0.28127260911983404,0.28243882535980974],"n_dims_used":43,"mean_confidence":0.8973917406658793},"coverage":{"mean_confidence":0.8973917406658793,"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}}