{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000920","497:4970001003","497:4970001504","497:4970000909","497:4970001008","497:4970000830","497:4970001740","497:4970001505","497:4970000911","497:4970000766","497:4970001341","491:4910005964","497:4970000690","497:4970001359","497:4970001654","497:4970001442","497:4970001825","497:4970000768","497:4970000491","497:4970001426","497:4970001839","497:4970001081","497:4970000774","497:4970000431","497:4970001088"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.47012329787732815,0.4654082340116524,0.45689778106638407,0.3928856146934606,0.38636639032831394,0.3775440189848205,0.34182786908789325,0.2965369165463834,0.282313573194491,0.26032782059620874,0.2527855364875847,0.20396410371753937,0.1967381282592824,0.1964645331739559,0.17909622757916968,0.17876688131805948,0.17845431900628447,0.14672081037230697,0.14566545362794792,0.14486892183638608,0.14452809236692138,0.14424858302322208,0.1437517486621029,0.14093325516619554,0.13269651994289247],"twin_dists":[0.1595671040598789,0.16062910359517707,0.16255550582796366,0.17752818839131426,0.17911091845587057,0.1812731604741482,0.19029586197796208,0.20250290278426403,0.20655653167274174,0.21307441232703847,0.21538921816494067,0.2315856411602594,0.23419807431893633,0.2342982802391841,0.24086952758485777,0.240998386836193,0.24112083512837926,0.25444952723601055,0.2549276202925456,0.25529016266299837,0.2554457429564375,0.25557353527605003,0.2558011432804465,0.25710352313447965,0.2610244937179006],"n_dims_used":45,"mean_confidence":0.8919496324327257},"coverage":{"mean_confidence":0.8919496324327257,"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}}