{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005301},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002988","489:4890003866","489:4890004837","472:4720000021","489:4890004448","479:4790001658","489:4890004135","498:4980004868","470:4700006434","472:4720005963","470:4700005621","484:4840006091","469:4690008745","499:4990000585","489:4890005152","496:4960007489","479:4790004297","489:4890004800","468:4680000900","479:4790002816","468:4680000621","496:4960002179","472:4720006408","489:4890005143","467:4670000803"],"twin_admin_codes":[479,489,489,472,489,479,489,498,470,472,470,484,469,499,489,496,479,489,468,479,468,496,472,489,467],"twin_sims":[0.6275747020332344,0.4218556838784908,0.41716950500179606,0.4110009401904431,0.3190376297866844,0.2958175373921689,0.2792957513845501,0.2633961802260738,0.2608001707524825,0.24732653032652338,0.24128681101096652,0.24024702450243343,0.2376015940004965,0.2334438794516099,0.23236628854008376,0.21970532968584788,0.21810765614421512,0.21644713317065012,0.21544293269085324,0.2135925535769912,0.21344881698944584,0.2085375031635607,0.2051231108935643,0.2042718266490781,0.204067783277813],"twin_dists":[0.1253665675201842,0.170634714730342,0.17173539257190612,0.1731923671421895,0.1963164656759867,0.2027051143808852,0.20743228649151818,0.21214479638903003,0.21293085925476668,0.21709217545616638,0.2190046616220337,0.21933702483888515,0.2201868618867384,0.22153508515764025,0.221887079769706,0.2261060770545697,0.22664988411074238,0.22721792652231163,0.2275628744607897,0.22820134028670952,0.22825109217331252,0.22996487736749102,0.23117256994681215,0.23147581197277142,0.2315486242793399],"n_dims_used":45,"mean_confidence":0.9146538628472223},"coverage":{"mean_confidence":0.9146538628472223,"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}}