{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003073},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003074","491:4910003031","491:4910002977","491:4910003076","491:4910003077","491:4910003120","491:4910003121","491:4910003122","491:4910003028","491:4910002731","491:4910000396","491:4910002782","491:4910003075","491:4910002526","491:4910002984","491:4910001368","491:4910002473","491:4910003025","491:4910003030","491:4910002985","491:4910002529","491:4910000176","491:4910001236","491:4910003123","491:4910001952"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.8613450909448639,0.8089137622875839,0.7480219786888263,0.7371914793462034,0.7292731980921809,0.6719619737229985,0.6439939694230582,0.5990731538958876,0.5110222021275352,0.5015761704269361,0.4631148736817024,0.42676097007449165,0.42309302299804896,0.4188085747833194,0.3948345982587492,0.38566061502431087,0.38277293773141546,0.3793943569005581,0.3629136453879595,0.3577721769431693,0.3499948819683375,0.34863070712302596,0.33830328491150324,0.33773770324134766,0.32943818711273193],"twin_dists":[0.07095951504905401,0.08458069689120996,0.09896451581498224,0.10141985302397753,0.1032002746872818,0.11580749009737801,0.1218421940788569,0.13147141961129494,0.15049110499065316,0.15256795524070438,0.16114698983447137,0.16948806810439257,0.1703449550817675,0.1713498176343597,0.17705740224553615,0.17928301855328393,0.17998873297873527,0.18081766764036772,0.18491412237989074,0.18621110980548253,0.1881913809558245,0.1885410850649411,0.19121234180219207,0.19135988413479096,0.19354057491522902],"n_dims_used":44,"mean_confidence":0.8946747346357866},"coverage":{"mean_confidence":0.8946747346357866,"n_dims_used":44,"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}}