{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003603","493:4930002233","493:4930002567","493:4930000967","493:4930001901","493:4930001733","493:4930001905","493:4930000166","470:4700002026","493:4930001910","493:4930002235","493:4930001742","493:4930001734","470:4700002024","470:4700001864","493:4930000131","493:4930001732","493:4930000320","493:4930000570","481:4810001994","493:4930001897","488:4880002864","493:4930000269","493:4930001079","470:4700007960"],"twin_admin_codes":[493,493,493,493,493,493,493,493,470,493,493,493,493,470,470,493,493,493,493,481,493,488,493,493,470],"twin_sims":[0.6490965423236669,0.6427855367472238,0.6211963165329443,0.5811677074374926,0.5272999052655921,0.5239847894225182,0.5081576116147998,0.5064382658235923,0.5020030924413498,0.48793870681522006,0.47444533133452044,0.4184914530671046,0.41373140363443794,0.4053957654740936,0.4023864459867818,0.390294513838491,0.38326234683848937,0.3607558945775688,0.3594508622656947,0.3583152359965928,0.35630520516649256,0.35559512161613793,0.35062442980600095,0.3415967429144115,0.34088619454261276],"twin_dists":[0.12074469819508403,0.12210193224511731,0.12673356069614325,0.13530851287782114,0.146934580385708,0.14765679697409748,0.15111984841161996,0.15149766774160664,0.15247386486616346,0.15558567682082058,0.15859678528610607,0.171424367089777,0.17254628956336251,0.17452458898286627,0.17524321654961778,0.1781557663063023,0.17986894858548255,0.18545728829631566,0.1857866043589733,0.18607366969224876,0.18658291532486126,0.1867631699783607,0.18803023823774487,0.1903558049785025,0.1905402229527442],"n_dims_used":45,"mean_confidence":0.9163001166449652},"coverage":{"mean_confidence":0.9163001166449652,"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}}