{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001020","487:4870001025","487:4870000681","487:4870001032","490:4900003589","490:4900004010","487:4870001019","487:4870001124","487:4870001590","487:4870002292","490:4900002601","487:4870001125","487:4870001027","490:4900003333","487:4870001215","487:4870002548","490:4900004148","490:4900001846","487:4870001033","490:4900004434","487:4870000938","487:4870001212","487:4870001485","490:4900004151","487:4870001219"],"twin_admin_codes":[487,487,487,487,490,490,487,487,487,487,490,487,487,490,487,487,490,490,487,490,487,487,487,490,487],"twin_sims":[0.6930321238489289,0.4776603661120887,0.43741402524623024,0.4123681582857442,0.4050854002026223,0.40132285679449237,0.40105263255042845,0.39104845255528775,0.3867653951745662,0.37749149104599194,0.37276916350833905,0.35759889574653003,0.3394818622352146,0.33457816509268257,0.33414885715013065,0.32408253863260816,0.32007277011892743,0.3124348405155471,0.30017051369955755,0.2970822490071493,0.2889924963916293,0.28528614636346483,0.28355020220097393,0.27971419359436717,0.2791907222624372],"twin_dists":[0.11121972562169609,0.157876885140476,0.16701627858708815,0.17286862542369863,0.1745985936670264,0.17549778016227047,0.17556250525115003,0.17797295832493734,0.17901368892262343,0.1812861069526905,0.1824536330619547,0.18625498721786976,0.19090531446271702,0.19218657501122163,0.1922992292362196,0.19496380196425409,0.19603794793329118,0.1981051586847851,0.20148590724816542,0.2023498066617986,0.20463822732711925,0.20569942456548815,0.20619930598006203,0.20731051521455207,0.207462868527975],"n_dims_used":43,"mean_confidence":0.9140309178551962},"coverage":{"mean_confidence":0.9140309178551962,"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}}