{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011908},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012116","490:4900012048","490:4900012051","490:4900012180","490:4900009741","490:4900009428","490:4900011784","490:4900011970","490:4900010503","490:4900011849","490:4900010596","490:4900008567","490:4900011717","490:4900009530","490:4900011521","490:4900012049","490:4900012029","490:4900009734","490:4900011841","490:4900009641","490:4900012113","490:4900009863","490:4900012167","490:4900010855","490:4900012052"],"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":[0.49180913449744534,0.23530868613596873,0.1732990978241065,0.16729308138145835,0.1491819242471269,0.12809612273824228,0.115583746004803,0.11125643546159135,0.09127390696167215,0.06941911499201134,0.05686369779672344,0.05612825536274658,0.03195655327746539,0.03179190989776906,0.030324435448435026,0.02679432993791161,0.02245465130859539,0.02164173936237625,0.020494613602542375,0.01978468038771061,0.019510526387671746,0.017364653129293545,0.017098063154071006,0.01635219447867205,0.01588293272613247],"twin_dists":[0.15472675148197104,0.22092845689161103,0.2431627985909947,0.24559729317923168,0.2533443983593657,0.26329465656501594,0.2697990441633066,0.27217413734806695,0.28417833727748526,0.299984371751775,0.31099980990367243,0.31170504308025604,0.3408248048502676,0.341080345051168,0.3434094345871275,0.3494355073065887,0.3578628987629053,0.3595967023573639,0.36214229512285256,0.3637806116247134,0.36442703120949227,0.36978067686200444,0.37048573124008144,0.37251087448069087,0.37382697381267854],"n_dims_used":45,"mean_confidence":0.887103271484375},"coverage":{"mean_confidence":0.887103271484375,"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}}