{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002727},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001986","477:4770002598","477:4770002458","477:4770002325","477:4770002802","477:4770002321","477:4770002007","477:4770002052","477:4770002462","477:4770002382","477:4770002261","477:4770001929","477:4770001824","477:4770002879","477:4770002009","477:4770002958","477:4770002196","477:4770002124","477:4770002528","477:4770002717","477:4770002317","477:4770001873","477:4770002179","477:4770002195","477:4770002314"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8968308690629898,0.8031233370854333,0.7802530761120782,0.7374837280004723,0.7230907177529396,0.7165327282441175,0.7103186985490941,0.7025140632357512,0.6934346583644359,0.6931316591974016,0.689874354568772,0.6804788294516441,0.6696369653748079,0.649655233445138,0.644648528838192,0.6396655047649897,0.6395035887757424,0.6186309192408491,0.6157563103897455,0.6082321515531849,0.6055900409905295,0.6023248290524791,0.5984858207254444,0.5974427717472389,0.587578668161259],"twin_dists":[0.06060784292841599,0.08600142658860731,0.09149230488582413,0.10135391255004145,0.1045825291416828,0.10604176012218057,0.10741829866178093,0.10913937597304173,0.11113162852965609,0.11119794344920328,0.11191018515589177,0.11395826770209887,0.11631122237020866,0.12062445193867871,0.12170147677760171,0.12277225472575073,0.1228070305742055,0.12728315151919314,0.1278988750129418,0.12951015129170576,0.13007589916810736,0.13077508289740722,0.1315972038672755,0.13182059304691274,0.13393392864366443],"n_dims_used":45,"mean_confidence":0.9236536661783854},"coverage":{"mean_confidence":0.9236536661783854,"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}}