{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001062","498:4980000228","498:4980001242","498:4980001054","498:4980000616","498:4980000273","498:4980000270","498:4980000161","498:4980000190","498:4980001253","498:4980000269","498:4980000231","498:4980000264","498:4980000139","498:4980000959","498:4980001034","498:4980000220","498:4980001224","498:4980000694","500:5000010348","498:4980000246","498:4980001630","498:4980001441","498:4980000615","473:4730005485"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,473],"twin_sims":[0.8274022652596663,0.8223768720818553,0.8050766664581084,0.78441232649207,0.7820496677419263,0.764569914686331,0.7563402058191127,0.7245681735245907,0.720836020860533,0.7205851420505921,0.7176018032781588,0.6708077402491538,0.6548048316512423,0.6519760903349141,0.6427464800615686,0.6386478987887874,0.6216940569603411,0.6147506712849172,0.601678393854123,0.5961161061865254,0.5952440904494087,0.5949907142693099,0.5831707669909802,0.5811773341668901,0.5799184859973817],"twin_dists":[0.079947064891693,0.08122224322160675,0.08552366011397107,0.09050685873010646,0.09106730643294529,0.09516207871335677,0.09706134793125339,0.10425280397089645,0.10508501037388329,0.1051408695589992,0.10580434653401792,0.11605761936789559,0.11951530668106808,0.12012475850505748,0.12211032593101186,0.1229907960106068,0.12662691608101445,0.12811425414031336,0.1309135097294621,0.13210474090750154,0.13229152233261085,0.13234579607159946,0.1348789194972037,0.1353064479751897,0.13557649008571995],"n_dims_used":45,"mean_confidence":0.9256968180338542},"coverage":{"mean_confidence":0.9256968180338542,"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}}