{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005033},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004200","490:4900004617","490:4900004892","490:4900006188","490:4900005945","490:4900004340","490:4900006201","490:4900005035","490:4900006187","490:4900007426","490:4900007893","490:4900005946","490:4900004052","490:4900005156","490:4900007304","490:4900004339","490:4900005822","490:4900003920","490:4900007049","491:4910001400","490:4900006802","490:4900006800","490:4900004618","490:4900004478","490:4900007417"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.16793044385654537,0.11312119127201897,0.05745690784263847,0.04974262647740204,0.019056353264882114,0.017841852940804048,0.010156783366219902,0.009438388481618988,0.009347955231859956,0.00863279639657873,0.0062016623808337995,0.006160255956643182,0.00594652327359835,0.005630480666271803,0.005143454312140292,0.004782685553545791,0.00470312715911694,0.004360716865509754,0.004234508459581811,0.004078851858305271,0.0028842507669171284,0.002876666337288571,0.0022966314044046516,0.0022907156210820326,0.0022526968911072013],"twin_dists":[0.2453359941906975,0.2711420714217167,0.310436433071041,0.31817357076601294,0.3655155751736221,0.3685419789009791,0.3934838394496466,0.3966159320423474,0.39702516703503954,0.40039218809241384,0.41409143310801505,0.41436421899594034,0.4157991517695463,0.41800867763437244,0.42164349385180205,0.4245427167942304,0.42520866040160055,0.4281967485826907,0.4293520918819492,0.43082089498717274,0.44418176344729515,0.4442817403416726,0.45275042935756,0.45284650728880066,0.45346945791325294],"n_dims_used":45,"mean_confidence":0.9022571987575955},"coverage":{"mean_confidence":0.9022571987575955,"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}}