{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003615","490:4900002654","490:4900002030","490:4900001451","490:4900001323","490:4900002499","490:4900001881","490:4900004182","490:4900004031","490:4900003081","490:4900000618","490:4900004035","490:4900001321","490:4900001198","490:4900002047","490:4900001880","490:4900001882","490:4900004034","490:4900000479","490:4900001450","490:4900002341","490:4900001167","490:4900001193","490:4900002507","490:4900001319"],"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":[0.6673100533648846,0.6190204355090105,0.5872412300998077,0.5816642695101983,0.557309384019689,0.5493125314367484,0.5112687547226812,0.5104456557917285,0.509039975363687,0.5018623057389974,0.4906958215339856,0.4891017164299356,0.47909495279114955,0.4591277522865636,0.44219948816514304,0.42973653174866017,0.42500014154306115,0.42410208073091094,0.4078941325674873,0.40748147485279596,0.4067993188994182,0.40328015958876273,0.4011815749701903,0.4007955801759377,0.3776988104495785],"twin_dists":[0.11681493504702319,0.1271997111079921,0.13400625433933594,0.13520200539207688,0.14043687449223863,0.14216217349934063,0.15043703205422562,0.15061757686732255,0.1509260826057478,0.15250489075627433,0.15497361031580123,0.1553273677137852,0.15755616463873723,0.16204951226623898,0.1659137469333278,0.16879516610831852,0.1698990400909432,0.17010891693893096,0.17392978481544796,0.174027917463905,0.1741902351565011,0.17502954608269708,0.1755316180350459,0.175624093693129,0.18123501436173528],"n_dims_used":45,"mean_confidence":0.9175492180718317},"coverage":{"mean_confidence":0.9175492180718317,"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}}