{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":466,"cluster_id":4660000008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011645","466:4660013141","466:4660014160","490:4900004037","496:4960008772","466:4660013253","466:4660013144","466:4660013938","466:4660000031","466:4660000583","487:4870002775","490:4900004597","496:4960012000","496:4960011550","496:4960012130","496:4960007915","490:4900002496","466:4660013140","466:4660000270","496:4960012302","496:4960011466","466:4660013988","496:4960005969","466:4660000882","466:4660014092"],"twin_admin_codes":[496,466,466,490,496,466,466,466,466,466,487,490,496,496,496,496,490,466,466,496,496,466,496,466,466],"twin_sims":[0.5071051113006064,0.4639086513551791,0.4549008224098494,0.4531760203142138,0.4491959605839942,0.4278992996290317,0.41057947187038185,0.40873886917732505,0.40323598452605514,0.40079777102139325,0.3962272046814341,0.38763967415582634,0.3804849259058615,0.37344017109224437,0.3723135046770752,0.3686544373115207,0.36376899464095985,0.3616930202078955,0.3600168239959176,0.35870258173974917,0.35611246013709735,0.35328174722864847,0.35108172861630427,0.35060901996583416,0.3353351049269525],"twin_dists":[0.15135109108278594,0.1609676381474322,0.1630093857419379,0.16340199413983952,0.164310069849015,0.16922275826417252,0.173292260959565,0.1737290378573815,0.1750401025190829,0.17562356870210552,0.1767216692901767,0.17880081043147747,0.18054970911129867,0.18228729560697765,0.18256667147333375,0.18347689785519594,0.18469926073740142,0.18522118544389296,0.1856437129243958,0.18597570355414694,0.18663182529672373,0.18735171454634902,0.18791328023945073,0.18803418082168433,0.1919881383676507],"n_dims_used":45,"mean_confidence":0.917512936062283},"coverage":{"mean_confidence":0.917512936062283,"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}}