{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001880},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004031","490:4900001198","490:4900000479","490:4900000923","490:4900003081","490:4900002182","490:4900000664","490:4900001866","490:4900000898","490:4900001185","490:4900002781","490:4900000929","490:4900002001","490:4900001451","490:4900002926","490:4900001321","490:4900001695","490:4900001319","490:4900007514","490:4900004035","490:4900000576","490:4900001318","496:4960011978","490:4900003615","487:4870004421"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,487],"twin_sims":[0.8151912810819708,0.6665603632000995,0.6458044788905328,0.637268913098997,0.6249851374943413,0.614384296897799,0.603503011955298,0.5981106128060133,0.5777394123691395,0.5736324989155054,0.5409165996294281,0.5301510586484088,0.5107896158885885,0.4995809305088476,0.49800665574546255,0.4914552156479535,0.49046796409669985,0.4900867049700837,0.48401957303683824,0.4829917322679974,0.4775722332200055,0.47684761323720937,0.4755807220452261,0.47482186794890713,0.4722943517911197],"twin_dists":[0.08302474690649722,0.11697713328386392,0.12145292175444786,0.12328688359654227,0.1259216588164378,0.12819271856702721,0.13052279329566216,0.13167756069008205,0.13604404998208552,0.13692569737647703,0.14397805901230454,0.1463142360627442,0.1505421209846706,0.15300798494525508,0.15335552151464174,0.15480520918760873,0.15502415445764942,0.15510874236996092,0.15645751881694295,0.15668653067588356,0.15789659851227886,0.1580587246120782,0.1583423708126698,0.15851239010747104,0.15907932112922],"n_dims_used":45,"mean_confidence":0.9166446261935763},"coverage":{"mean_confidence":0.9166446261935763,"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}}