{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003737","490:4900002899","490:4900002020","490:4900001863","490:4900002332","490:4900004579","490:4900004573","490:4900001465","490:4900003897","490:4900003608","490:4900002022","490:4900000839","490:4900002482","490:4900002778","490:4900001586","490:4900001870","490:4900003623","496:4960008867","490:4900003353","490:4900002495","490:4900003752","490:4900002159","490:4900002331","490:4900003356","490:4900002608"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.37314823379781736,0.28581738509873256,0.2800706267785886,0.27028865102492544,0.2648348754501818,0.2465827713381755,0.24442669055251842,0.24217256782213378,0.23599370677868015,0.23040266640260082,0.21942429105756434,0.21928341017003064,0.2163678886431272,0.2100466096104297,0.20505749998423606,0.20380848057897913,0.1969981811219983,0.19498478375585385,0.19249214567200237,0.19083201441395584,0.1872405486026342,0.17740434410918826,0.17602868909103808,0.17592429568158738,0.17561967062297573],"twin_dists":[0.18235964642869695,0.20554681535094327,0.20720687650462077,0.21008095083609482,0.21171125032718616,0.21732605109972636,0.21800660792450136,0.21872226505204703,0.22070640797831795,0.22253126685516503,0.2262015427022028,0.22624942919095362,0.22724510818877555,0.22943539018058398,0.2311959109971636,0.231641227759981,0.23410291773522993,0.23484193066408124,0.23576422480095924,0.23638310856833233,0.23773496574456326,0.24153328796664086,0.24207630989065418,0.24211764097182048,0.24223834703800187],"n_dims_used":45,"mean_confidence":0.9131123860677083},"coverage":{"mean_confidence":0.9131123860677083,"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}}