{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011608","490:4900011339","490:4900010186","490:4900011402","490:4900009685","490:4900011259","490:4900009060","490:4900010445","490:4900010105","490:4900011672","490:4900012823","490:4900011106","490:4900004800","490:4900010783","490:4900009675","490:4900011592","466:4660007132","490:4900004946","490:4900012471","490:4900011933","490:4900010945","490:4900011940","490:4900005077","490:4900008846","490:4900012406"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.33710277736633554,0.18721292649834967,0.149955597870969,0.11166034151382123,0.1089293712753452,0.10159345779411473,0.08560463063557676,0.07288200148081005,0.060628618309215884,0.05906812705123481,0.05427293656302513,0.05366751563915632,0.0516789143652027,0.04504522129283043,0.039244656439499766,0.037326262714104524,0.03701100705061765,0.03402760739231924,0.03396423020126977,0.03238765610690521,0.031970749764161824,0.030872302709074644,0.03014194727040898,0.028912594585326003,0.027488271601086963],"twin_dists":[0.1915256750484551,0.23774543302744516,0.25299977101157306,0.2719494657371661,0.2734809840912442,0.27774782698147776,0.2879593522581821,0.2972346436325325,0.30750308872625515,0.30893009302164615,0.31351871147699256,0.3141216521283954,0.3161426435097033,0.3233894750166672,0.33050135278064235,0.333049346481556,0.3334786339318245,0.3377027926656275,0.33779589477224625,0.34016098912818593,0.3408028234678266,0.34252882921400385,0.34370578134672763,0.34574325242426435,0.348199088381555],"n_dims_used":45,"mean_confidence":0.917714352077908},"coverage":{"mean_confidence":0.917714352077908,"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}}