{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011850","490:4900012051","490:4900010858","490:4900012049","490:4900010839","490:4900011967","490:4900010684","490:4900010774","490:4900011230","490:4900010601","490:4900011589","490:4900010855","490:4900009963","490:4900011647","490:4900011784","490:4900010689","490:4900010773","490:4900012180","490:4900009734","490:4900011654","490:4900010415","490:4900010680","490:4900010772","490:4900011841","490:4900011077"],"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":[0.39867545151406525,0.39644402577237414,0.3568036390864567,0.3537829056506652,0.3512914957063187,0.32341274257330205,0.28570498166491726,0.24102114667177657,0.23218737940270046,0.22906482402315964,0.20127210980566373,0.19758404482172598,0.18788337324389562,0.18104431702746873,0.1758219834154949,0.1625807839083043,0.15940240959223032,0.15781591207717244,0.15081736605142237,0.14795771915183428,0.1459349122260217,0.1379492948071142,0.13744722838963933,0.13318896913196152,0.12918295161312168],"twin_dists":[0.17613275140053575,0.17666944644892055,0.18645649852240634,0.18722404597672623,0.18785965717824027,0.19514271031759955,0.20557909131270594,0.21908949155128124,0.2219456241257296,0.22297223574260105,0.2325513222793366,0.23388886102320455,0.23749167528118875,0.24011073768930566,0.24215816504725102,0.2475518295296951,0.24889342710244486,0.24957038055433323,0.25261744074339093,0.2538924140094769,0.25480530828376646,0.2585036809518995,0.25874148237334516,0.26078501717490354,0.2627528528209256],"n_dims_used":45,"mean_confidence":0.889176771375868},"coverage":{"mean_confidence":0.889176771375868,"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}}