{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004237},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004255","499:4990004118","499:4990003815","468:4680000057","499:4990004212","499:4990003686","468:4680000086","499:4990003493","499:4990004201","499:4990004158","468:4680000098","468:4680000116","499:4990004231","499:4990003548","499:4990003988","499:4990003867","468:4680000123","499:4990004245","499:4990004262","499:4990004261","499:4990003956","499:4990004202","499:4990004236","499:4990004218","500:5000009730"],"twin_admin_codes":[499,499,499,468,499,499,468,499,499,499,468,468,499,499,499,499,468,499,499,499,499,499,499,499,500],"twin_sims":[0.9027298642072973,0.8779045633169296,0.8672858837727879,0.8650498893035053,0.8073659618512721,0.797289570688596,0.7786334840513042,0.7736390285691785,0.7620658457782956,0.7588212082259943,0.7503161378354819,0.7467406629069676,0.7453538540053449,0.7408955002489254,0.7372554885245921,0.7323652473856134,0.7184351007119231,0.7134815230977309,0.71128742153008,0.7092565772534649,0.7047509071067408,0.6985875965255143,0.6971709315613701,0.6936194014267145,0.6851502919267405],"twin_dists":[0.0587549436136643,0.06627860142399312,0.06930641432283502,0.06993185763251487,0.08496178703321848,0.08741958544002544,0.09187458178528818,0.09304850106856345,0.0957417799288457,0.09649055457306722,0.0984412022303151,0.0992562870672558,0.09957167903221315,0.10058285421441973,0.10140541197543669,0.10250642347852021,0.10561916874838045,0.10671838677932342,0.10720408209192922,0.1076530137288476,0.1086469542232796,0.11000218828826074,0.11031301635399805,0.11109119014634332,0.11294109147034272],"n_dims_used":45,"mean_confidence":0.9333670722113715},"coverage":{"mean_confidence":0.9333670722113715,"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}}