{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001304},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710002027","471:4710001316","471:4710001808","476:4760002617","476:4760004037","471:4710001473","471:4710001466","471:4710001123","471:4710001600","498:4980001664","471:4710001563","471:4710002020","476:4760003198","471:4710001514","476:4760002396","471:4710001688","471:4710002587","471:4710001653","471:4710001183","476:4760000556","484:4840002562","476:4760003847","484:4840000965","476:4760003202","471:4710000878"],"twin_admin_codes":[471,471,471,476,476,471,471,471,471,498,471,471,476,471,476,471,471,471,471,476,484,476,484,476,471],"twin_sims":[0.3951000002274368,0.37034512427548,0.33441881338326307,0.3311774444799946,0.2832278707701693,0.2747683110975009,0.2532569541646348,0.23784008642316679,0.23019949115448873,0.2281515141433583,0.22124865627243318,0.21727821971319206,0.211562244677016,0.2103766812193281,0.19608780800537143,0.19483424750968367,0.18813758038068837,0.18785538662819284,0.18743354142336516,0.18375309419481511,0.17791421427446683,0.17422808806748735,0.17268584258205605,0.17225894747843687,0.17103508060249126],"twin_dists":[0.1769933764254229,0.18305576921542036,0.19222838114308585,0.1930811257508507,0.20629232723669924,0.20875699160054603,0.21524326285342535,0.22010999496880662,0.2225981268392865,0.22327425168270482,0.22558327875593484,0.22693325815882692,0.22890620801228734,0.22931992579050559,0.23443641652635117,0.23489739691699563,0.2373956262727922,0.2375022552408255,0.23766186211585213,0.2390651939589358,0.24133278398595068,0.24279166051183662,0.2434085780899389,0.2435800372454927,0.2440732863066065],"n_dims_used":45,"mean_confidence":0.925899166531033},"coverage":{"mean_confidence":0.925899166531033,"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}}