{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011245","490:4900010674","490:4900010931","490:4900010509","490:4900011515","490:4900011009","490:4900011158","490:4900011017","490:4900010424","490:4900010845","490:4900010505","490:4900011080","490:4900011004","490:4900011385","490:4900011710","490:4900011234","490:4900011581","490:4900010999","490:4900011387","490:4900011232","490:4900010768","490:4900010770","490:4900011157","490:4900010929","490:4900010764"],"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":[0.5064868113803033,0.45181934382483535,0.4474659074927411,0.41227158492035065,0.40178020902529393,0.3496249697649982,0.337874308725337,0.2953471507839951,0.27072125061353886,0.26483043018624447,0.26085544353099777,0.2578036139190283,0.2523125443983845,0.25160360379479707,0.22508398048086972,0.2160867761759118,0.2069588451764761,0.20333486836245507,0.19905652495674733,0.19492794772024594,0.1947586143420196,0.18982729905329207,0.1855158906943445,0.18272314713701482,0.1817183164938618],"twin_dists":[0.15148699541269928,0.16371119443435914,0.1647057298961478,0.17289147751292444,0.1753882783932446,0.1882861366270983,0.19132423590075476,0.2028374929707496,0.20995250951130678,0.2117125876258326,0.21291407184798872,0.21384434164295132,0.21553583512995309,0.21575591908907418,0.22429453303470703,0.2273415866893079,0.23052156780647065,0.23181057528542437,0.23335279233860584,0.23486286884993354,0.23492527577736283,0.2367594856992331,0.23839060822253227,0.2394614462472306,0.23984955771307834],"n_dims_used":45,"mean_confidence":0.893098873562283},"coverage":{"mean_confidence":0.893098873562283,"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}}