{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005462","477:4770002673","477:4770002749","489:4890005321","489:4890005401","477:4770002813","489:4890005380","477:4770002898","489:4890005436","477:4770002750","484:4840008582","484:4840003846","489:4890005354","477:4770002814","470:4700007163","489:4890005450","489:4890005403","477:4770002738","489:4890005379","470:4700007164","477:4770002745","477:4770001620","479:4790006500","466:4660003155","467:4670000590"],"twin_admin_codes":[489,477,477,489,489,477,489,477,489,477,484,484,489,477,470,489,489,477,489,470,477,477,479,466,467],"twin_sims":[0.39657133320391463,0.3098715437636306,0.27220726044234206,0.2544843080661462,0.2424216983782124,0.2328182911312266,0.23194333632538106,0.22445387580946877,0.19020260313952736,0.17526892191206953,0.17228887223770767,0.15678450897659812,0.13316187993394932,0.12171123255287203,0.11224619172705923,0.10946931296904377,0.09051508604272139,0.08023384941166505,0.0692172447311532,0.06850518789836618,0.05841149858551933,0.058232467713871056,0.057137748194154514,0.05503098774628168,0.05486360251067783],"twin_dists":[0.17663878970097485,0.19880534268243255,0.20951226666882852,0.21486407097167756,0.21864295792805433,0.22173930303411604,0.2220255300817271,0.22450525109398672,0.23661873029472347,0.24237751428560114,0.24356800829106462,0.25001314247872347,0.2607981732444545,0.2665500381481506,0.2716247003828381,0.273175850069349,0.28467342574318366,0.29173000391628173,0.3001480745416472,0.30072861991271493,0.3095398415572319,0.3097070698757019,0.3107389419932847,0.3127715718897491,0.31293581137440607],"n_dims_used":44,"mean_confidence":0.9171092293479226},"coverage":{"mean_confidence":0.9171092293479226,"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}}