{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011698},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011565","490:4900011899","490:4900011084","490:4900011501","490:4900011773","490:4900011895","490:4900011826","490:4900011500","490:4900010496","490:4900010998","490:4900012031","490:4900011630","490:4900011577","490:4900011694","490:4900011234","490:4900011830","490:4900011374","490:4900011297","490:4900011776","490:4900010925","490:4900011151","490:4900011442","490:4900011448","490:4900011587","490:4900011236"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.349535602110512,0.2835516738741691,0.2730147122819107,0.2529080284213594,0.2278782168311285,0.20061816711534478,0.19480615053291767,0.19319749861831473,0.18683735244590235,0.17485284449004435,0.14933755272383759,0.14487221740092862,0.1282719020997777,0.11082676874978512,0.10729790902025935,0.10687203441148803,0.1051276591680989,0.09494541770972723,0.09380947618530192,0.0879076178894457,0.08771714913779363,0.07917785729715862,0.07873141759583042,0.07522727053224196,0.0705356561447536],"twin_dists":[0.18830903667375942,0.20619888141795342,0.2092736728504686,0.215351276878418,0.2233647818376284,0.23278724578241727,0.23490775276161147,0.23550240047764182,0.23788786293017333,0.2425428598296816,0.2532749691325041,0.25528865964374264,0.26320679231502253,0.2724138308038388,0.2744101391712074,0.27465448673700965,0.27566329497557124,0.28182782315464716,0.28254727683249437,0.2864001200509552,0.2865278361996334,0.2924950266480475,0.29282091861457654,0.29543185824290635,0.29908585498064233],"n_dims_used":45,"mean_confidence":0.891071065266927},"coverage":{"mean_confidence":0.891071065266927,"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}}