{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002017","491:4910001325","491:4910001753","491:4910002114","491:4910001391","491:4910001508","491:4910001629","491:4910002115","491:4910001388","491:4910001452","491:4910002517","491:4910001450","491:4910001451","491:4910001812","491:4910001912","491:4910001392","491:4910002021","491:4910001633","490:4900007652","491:4910001449","491:4910001752","490:4900002217","491:4910001919","490:4900002063","490:4900006546"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,490,491,490,490],"twin_sims":[0.6393586760674175,0.41522436066993795,0.1734336080711507,0.16772789478734598,0.12489140430182458,0.07031556673697648,0.06293798251110695,0.057992896851042246,0.04986461097950729,0.04459432533951986,0.04422489175673383,0.04032837083304318,0.03958436680771141,0.03650214828166976,0.03364321768407259,0.032901480904995326,0.029896117370994235,0.027404589153772287,0.026833415452212725,0.026721557981525326,0.024168176490162476,0.017453193150504184,0.01613395426424102,0.014870056971440563,0.010561870379344385],"twin_dists":[0.12283815362284173,0.17219381133038247,0.24310897295033695,0.24541895554991233,0.2649128005223749,0.29926204965706604,0.3054456570376973,0.3099315112543658,0.31804369856228115,0.3239137754840416,0.3243466779806598,0.3291082070243035,0.3300611841493023,0.33417814333551704,0.33826975417481386,0.3393795855618067,0.3441074312029862,0.3483467531280957,0.34936513840776,0.3495667607426134,0.35437978848917395,0.369548612513342,0.37311876812559763,0.37678850364362826,0.3918037938793528],"n_dims_used":45,"mean_confidence":0.8963701036241319},"coverage":{"mean_confidence":0.8963701036241319,"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}}