{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001217","489:4890005299","470:4700006602","489:4890002661","470:4700007608","472:4720004798","470:4700006040","472:4720000875","470:4700008582","470:4700006419","489:4890002168","496:4960008844","470:4700004104","489:4890004657","489:4890001642","489:4890003705","489:4890004890","489:4890004473","472:4720000732","489:4890003174","489:4890002749","469:4690003410","489:4890002158","470:4700006700","470:4700006710"],"twin_admin_codes":[489,489,470,489,470,472,470,472,470,470,489,496,470,489,489,489,489,489,472,489,489,469,489,470,470],"twin_sims":[0.5661696361452194,0.4572581190665342,0.4345449724567021,0.42118364843227,0.40057315000073557,0.3624747567998601,0.3608042609668964,0.35466188895962075,0.35443934555172796,0.34062974950588115,0.3367104591166693,0.3353409928536009,0.33445629890125533,0.3322074343969743,0.33033174879572613,0.32817029848554763,0.3238100556505347,0.3231835036982404,0.32258281387069637,0.3179687557791856,0.31770653537635396,0.31676197352826213,0.3154777524345794,0.31487020892003614,0.31297498421027775],"twin_dists":[0.13852945590046067,0.16247368287677977,0.16767956546696716,0.17079224148007788,0.17567740127820458,0.18502446969689104,0.18544509505457515,0.18700035399324397,0.187056961762066,0.1906068320293517,0.1916282009229427,0.19198659576313845,0.1922185457942041,0.19280966251208229,0.19330436232218456,0.19387634603130258,0.1950365596819229,0.19520398940366201,0.19536467808885818,0.19660459370950903,0.19667536172968114,0.19693055353047267,0.19727820176927346,0.1974429476096022,0.1979580331956128],"n_dims_used":45,"mean_confidence":0.9151511298285591},"coverage":{"mean_confidence":0.9151511298285591,"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}}