{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002057","491:4910001557","491:4910002006","491:4910002056","491:4910001541","491:4910001615","491:4910001116","491:4910001232","491:4910002285","491:4910001309","491:4910001366","491:4910001430","491:4910002372","491:4910001179","491:4910001956","491:4910001429","491:4910002105","491:4910002149","491:4910002005","491:4910002196","491:4910001315","491:4910000984","491:4910001292","491:4910002339","491:4910002729"],"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":[0.602050920101636,0.5865136287301721,0.45127161679557093,0.4443454789706084,0.3334477988923007,0.30800096435420654,0.3046226279450289,0.2702796371828371,0.2645275969294225,0.2603279355870109,0.25817825254632804,0.2579005973969461,0.23280793029251068,0.22427803722549494,0.22080643569657465,0.2164027517043721,0.21606160301305657,0.21580688686460023,0.21518730625106455,0.21441147192209348,0.21054510836321277,0.2033296366408455,0.19506080631930708,0.19225292296392854,0.1888570059850302],"twin_dists":[0.13083373715354574,0.13416221538212472,0.16383612432674302,0.16542083554415574,0.1924833625564313,0.19931840274152912,0.2002495761925193,0.21008362844797743,0.2118037239805009,0.21307437735999982,0.2137297707042295,0.21381467235423937,0.2217426882718928,0.22456412481521223,0.225732829831873,0.22723314898399583,0.227350230304869,0.22743772943521298,0.22765085642021182,0.22791831699961718,0.22926105466426266,0.23181244748028293,0.23481393085436728,0.2358531750688301,0.2371242920709639],"n_dims_used":45,"mean_confidence":0.8990837944878473},"coverage":{"mean_confidence":0.8990837944878473,"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}}