{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002560},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002715","490:4900001128","490:4900003677","490:4900002412","490:4900001256","490:4900001255","490:4900002411","490:4900002413","490:4900003541","490:4900002857","490:4900002258","490:4900002716","490:4900003162","490:4900003544","490:4900003014","490:4900002562","490:4900010265","490:4900002717","490:4900003006","490:4900002865","490:4900010274","490:4900003815","490:4900002872","490:4900002864","490:4900010175"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7799333497901058,0.6824091494365518,0.6105927148142766,0.44954816425733846,0.4057977070350816,0.27720158492385255,0.2528044076025771,0.20579148809323955,0.19094546491668174,0.17801680043160237,0.160021107099345,0.13875588523770843,0.12844636240448765,0.12738207492834525,0.11987684217431048,0.101609838629333,0.1004702667211595,0.08429524875512716,0.08380301791989393,0.07944468589532387,0.06065713294767896,0.057065649135991436,0.05027823555363749,0.04917997490870275,0.04707682243153361],"twin_dists":[0.09156783424469173,0.11353821630732826,0.12900467929420764,0.16422959174854831,0.17442878605465328,0.20804338643511586,0.21538337216568657,0.23093508561695722,0.23634069582710818,0.24129249182486295,0.24863076010648802,0.2581229941126216,0.26311967742411424,0.26365251823299135,0.2675093123784771,0.2777380356902834,0.27842215297716566,0.2888608177364866,0.28920259173990875,0.2923009509385987,0.30747729556846354,0.31080747262634884,0.31760528983174763,0.3187760627600523,0.32108033423694243],"n_dims_used":44,"mean_confidence":0.9197836789217863},"coverage":{"mean_confidence":0.9197836789217863,"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}}