{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001501","491:4910001740","491:4910001126","491:4910001060","491:4910001863","491:4910001254","491:4910001317","491:4910001331","491:4910001191","491:4910001192","491:4910001264","491:4910001569","491:4910001383","491:4910001570","491:4910001630","491:4910001257","491:4910001967","491:4910001141","490:4900003923","491:4910001065","491:4910001330","491:4910001260","491:4910001053","491:4910001122","491:4910001456"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491,491,491],"twin_sims":[0.5893091153355299,0.46138990419855497,0.42637338760696225,0.4076629909884013,0.3543965677648655,0.34310502488509503,0.330222697145438,0.32165422916280406,0.3121039020289709,0.2825650224312536,0.2785109018673131,0.27623068449405197,0.27253146499473746,0.2724719128476281,0.26678791375958555,0.24646919459144423,0.2458669594394347,0.24483103716347215,0.24005666621328484,0.22969412475223216,0.22566129862872863,0.22460973580589236,0.22006732249417052,0.18256221856842747,0.1821259512856861],"twin_dists":[0.13356306660629708,0.16153711401755944,0.1695784683217034,0.17398474634590824,0.1870678451416791,0.18996501864097567,0.1933331712634405,0.19561340993910548,0.19819537206634827,0.20648381894542284,0.2076609858682535,0.20832766088074808,0.20941641526055974,0.20943401664983616,0.21112505204215348,0.21736180528723545,0.21755156740184195,0.21787868402751076,0.2193979730966904,0.2227645995212863,0.22410181166202975,0.22445309219068002,0.22598323268162515,0.2395235026674976,0.23969192825315],"n_dims_used":45,"mean_confidence":0.897008768717448},"coverage":{"mean_confidence":0.897008768717448,"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}}