{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010949","490:4900011789","490:4900011922","490:4900012189","490:4900011115","490:4900011595","490:4900011197","490:4900010797","490:4900011186","490:4900011412","490:4900011034","490:4900011920","490:4900011526","490:4900011530","490:4900011724","490:4900011864","490:4900010628","490:4900011401","490:4900012190","490:4900011661","490:4900011475","490:4900010786","490:4900011544","490:4900011601","490:4900010709"],"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":[0.5201455069881608,0.5054851607105376,0.4765326924664964,0.4744416900740292,0.45060307428664076,0.4003040052254721,0.38698789307084813,0.3712894057035294,0.36281282786159436,0.3461762680910396,0.34361288139652996,0.34156652882824867,0.34074965069671426,0.33622613338518126,0.33454945844920897,0.3324113570334182,0.32153131828821374,0.32075360667150016,0.3184945846273086,0.31380126239321315,0.31333379942984624,0.311994769616701,0.307949202161389,0.3068426183116108,0.2858037504340158],"twin_dists":[0.14849450246632387,0.15170725492112286,0.15812920974698927,0.1585976015290363,0.16398868716868856,0.17574192242963801,0.178959491253779,0.18282097650096585,0.1849394643820408,0.18917209388667944,0.18983364235300507,0.19036364265936587,0.19057568553224277,0.1917548605590068,0.19219410543798116,0.19275597142458264,0.1956463630577566,0.19585503566151363,0.19646278209611417,0.1977332492918408,0.19786037828362327,0.19822513337842265,0.19933262543615046,0.1996370113523748,0.2055507300554384],"n_dims_used":45,"mean_confidence":0.9162535773383247},"coverage":{"mean_confidence":0.9162535773383247,"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}}