{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013156},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012801","490:4900013161","490:4900013259","490:4900013227","490:4900012867","490:4900012676","490:4900013121","490:4900012316","490:4900012873","490:4900013258","490:4900013228","490:4900013022","490:4900012810","490:4900012983","490:4900012461","490:4900013057","490:4900012800","490:4900000991","490:4900012244","490:4900000990","490:4900013080","490:4900013188","490:4900012737","490:4900013260","490:4900013093"],"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":[0.3484562353816842,0.29261057473296975,0.22221944440969615,0.14764437919800064,0.12187216701784798,0.12053036984621607,0.11530150115772303,0.10497988611045289,0.08118840285584224,0.0807099466886438,0.07924227074612021,0.06455829174964499,0.06176680692826705,0.06087536656254588,0.057703197501607434,0.054187192349398804,0.0520532513620239,0.05195880259844174,0.04499723501725406,0.04428006314454944,0.042661922168737515,0.04115833500590905,0.03943216456967172,0.035415634438453754,0.03277977396747716],"twin_dists":[0.1885858624032785,0.20361011603294257,0.22525567488925707,0.25403321832923637,0.26646640691289614,0.2671662801826816,0.26995185155623924,0.27574935166670944,0.2910453857975221,0.29138772972100824,0.2924481280091978,0.30403873870234044,0.3064811802254396,0.30728021966766705,0.31020393869751284,0.31360376457033656,0.3157573332829761,0.31585433295464693,0.3234450634242489,0.32428183573802005,0.3262124750144263,0.32806248296358625,0.330257998781849,0.3356998956217361,0.33956372574013266],"n_dims_used":45,"mean_confidence":0.9073816935221354},"coverage":{"mean_confidence":0.9073816935221354,"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}}