{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010001","490:4900010199","490:4900009906","490:4900009614","490:4900009807","490:4900009611","490:4900010373","490:4900009902","490:4900009187","490:4900009609","490:4900008302","490:4900007976","490:4900009903","490:4900009898","490:4900009400","490:4900008976","490:4900008866","490:4900010285","490:4900009901","490:4900009496","490:4900009696","490:4900009194","490:4900008516","490:4900009084","490:4900008967"],"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":[0.7056093702543518,0.5270423917130524,0.4668906224198703,0.39364712340586183,0.38838076447844655,0.3656646658111096,0.3406352037740613,0.3174433393511186,0.3018020084670628,0.27582957611495407,0.2756304731114113,0.26800184143251854,0.26354604755921535,0.26241465617641985,0.2429363147055671,0.24163280459593,0.22293200706326213,0.21999965245749706,0.21380312208473262,0.2046234393738471,0.2004840471762166,0.2002415923621862,0.19897997784498728,0.19764209181492565,0.19416946368325252],"twin_dists":[0.1084577939188566,0.14699064505865445,0.16029482173301846,0.17734411382427792,0.1786205396642585,0.18422398039662097,0.19060541505731732,0.19674642618149607,0.2010316174635871,0.2084452815083168,0.20850370513816555,0.21076203925361406,0.21209956545126543,0.21244142545500255,0.218479304058594,0.21889427229890834,0.22501581984112135,0.22600618661160307,0.22812849656129638,0.23135045679087296,0.23283569777207924,0.23292334337309684,0.23338059233435424,0.23386767634399153,0.2351426982459976],"n_dims_used":45,"mean_confidence":0.9195515950520833},"coverage":{"mean_confidence":0.9195515950520833,"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}}