{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001157","477:4770001156","477:4770001561","477:4770001218","477:4770001095","477:4770001035","477:4770001034","477:4770001097","477:4770000910","477:4770000909","477:4770000974","477:4770000972","477:4770000973","477:4770001033","477:4770000978","477:4770000971","477:4770001151","477:4770001094","477:4770001450","468:4680004701","477:4770001093","477:4770000968","477:4770001447","477:4770001271","477:4770001617"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,468,477,477,477,477,477],"twin_sims":[0.863842359258665,0.8119787383127028,0.7512986096242129,0.69879331254333,0.6982134123801087,0.6929046162678962,0.685073198379331,0.6729759746602645,0.6151068714579191,0.6030531652355268,0.5926326135717301,0.5910486075084248,0.5869382719054475,0.5792830161188381,0.5707055088967699,0.5389495705013104,0.5207326642437948,0.5128335289250611,0.5053168352304469,0.47762017423034553,0.47145157721370423,0.4577565943082495,0.4396006237218155,0.4336283946511066,0.41997658859770526],"twin_dists":[0.07026797447789433,0.0838231157582,0.0982167324738285,0.10995703193951578,0.11008431135003538,0.11124762753571499,0.11295789575468576,0.11558765874846406,0.12803796743024395,0.1306191203172128,0.13285094994861113,0.1331903258520192,0.1340711918482994,0.13571282624973807,0.13755442804617676,0.14440422662284527,0.14836629615376543,0.15009400605905213,0.15174428052234032,0.15788587502644585,0.15926858256911708,0.16236053107456452,0.16651192139605991,0.16789183408071942,0.1710754458769613],"n_dims_used":45,"mean_confidence":0.92103517320421},"coverage":{"mean_confidence":0.92103517320421,"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}}