{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012658","490:4900013285","490:4900012443","490:4900012370","490:4900012921","490:4900012918","497:4970001946","490:4900000857","490:4900000304","490:4900012440","490:4900012919","490:4900012723","494:4940008346","497:4970001945","494:4940008242","490:4900012724","494:4940004082","494:4940003841","494:4940004077","494:4940002697","494:4940004076","490:4900000856","494:4940003718","490:4900000363","494:4940002128"],"twin_admin_codes":[490,490,490,490,490,490,497,490,490,490,490,490,494,497,494,490,494,494,494,494,494,490,494,490,494],"twin_sims":[0.42718468446463376,0.2752237929709406,0.252010778255301,0.18289417430953722,0.1531619828737163,0.12933216948310025,0.10215184535152187,0.09215120295980608,0.08497358351939975,0.08165422075367518,0.08054658194814508,0.07098945793334027,0.0659295178654575,0.057611194138076555,0.05558933693942225,0.05101746931284761,0.04388419538830315,0.04347492590415015,0.04314085504835117,0.04282525714746325,0.04112543279324446,0.038506610534691114,0.0377371441551017,0.037731902095677665,0.035164541237642115],"twin_dists":[0.16938927920176083,0.20862311931548674,0.21562946736503977,0.23939553792710244,0.251585300075753,0.26267873435197386,0.2774147560669375,0.2836099924737882,0.2883924244038483,0.2907136335885295,0.29150499251017903,0.29872396311763966,0.3028704798751182,0.3102906927838202,0.31222668855250074,0.31682918680134176,0.32474860592044386,0.3252349119161352,0.32563472535588855,0.3260148292785923,0.3281035983962608,0.3314688688234649,0.33249443508453286,0.3325014823686927,0.3360572091548625],"n_dims_used":44,"mean_confidence":0.9104617725719105},"coverage":{"mean_confidence":0.9104617725719105,"n_dims_used":44,"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}}