{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003854","490:4900002445","490:4900004133","490:4900004004","490:4900005509","490:4900002894","490:4900002881","490:4900004003","490:4900002447","490:4900002735","490:4900003582","490:4900002582","490:4900002596","490:4900004163","490:4900002295","490:4900004417","490:4900003863","490:4900012849","490:4900001841","490:4900003996","490:4900002743","490:4900003852","490:4900003853","490:4900002599","487:4870001940"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487],"twin_sims":[0.8587737658974405,0.407394211161528,0.3748666912267593,0.32474127792194946,0.3125831644951051,0.29322227757319425,0.2732799083050438,0.27260180685306,0.25531420142273514,0.25483847593738146,0.24942579341399138,0.24918613987419896,0.23852757702112187,0.22635522547222292,0.22560887406795196,0.22272872951987982,0.21367778959316314,0.21089932126120947,0.205687409769671,0.1949022692953636,0.19412581287222805,0.19333833676780798,0.18529908803482356,0.18488220739337258,0.17560237249695226],"twin_dists":[0.07166665813719529,0.17404867496581983,0.18193416052754074,0.194788047473013,0.1980647434548135,0.20343704280714,0.20919540481573892,0.20939562788452792,0.21460833222559775,0.21475486650714873,0.2164344851806829,0.2165093878506781,0.21988869513312156,0.22387059659264194,0.22411929859115617,0.2250841926967053,0.2281718480330171,0.22913734924024684,0.23097203147517367,0.2348723300768891,0.2351588255402207,0.23545020161395494,0.23847333013919877,0.2386325841300947,0.24224520580323083],"n_dims_used":45,"mean_confidence":0.9193191528320312},"coverage":{"mean_confidence":0.9193191528320312,"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}}