{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009675","490:4900010186","490:4900011339","490:4900009685","490:4900011106","490:4900011608","490:4900011046","490:4900011672","490:4900011592","490:4900004800","490:4900010519","490:4900011402","490:4900009260","490:4900009479","490:4900004801","490:4900009060","490:4900004946","490:4900012406","490:4900010945","490:4900010080","490:4900004248","490:4900012761","490:4900011599","490:4900008843","490:4900010783"],"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":[0.22390041474482525,0.18141419592741878,0.15906035335319257,0.135976920104721,0.12494009817693318,0.11903244831845602,0.07288200148081005,0.0693774864674673,0.06484728005580587,0.06212086427658277,0.056856816000562846,0.05614836585094037,0.053307617940037154,0.05315622731417391,0.0486624813176944,0.048373568796176505,0.045320080193877156,0.043749130189844526,0.04023664589802742,0.03624794675341557,0.035646934429783686,0.032919441434318616,0.030176990519968323,0.02861270444655384,0.027239509765230065],"twin_dists":[0.22469066309924127,0.23996732181363023,0.24903896507770829,0.25944164695265076,0.26488797935326175,0.26795465193161094,0.2972346436325325,0.3000180979077902,0.3037908516402337,0.3061664462453879,0.3110063740155296,0.31168565741775167,0.31448275266592685,0.31463525366793393,0.3193352958836074,0.3196496734725774,0.32307202565309484,0.3249086714765597,0.32922488881721274,0.33453069030273025,0.33537264953682516,0.33935246088904186,0.34364875472878426,0.34625154303816286,0.3486391916412676],"n_dims_used":45,"mean_confidence":0.9127567715115017},"coverage":{"mean_confidence":0.9127567715115017,"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}}