{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001510","471:4710001657","471:4710001693","484:4840004206","476:4760003038","471:4710001755","471:4710001768","484:4840003511","484:4840001560","471:4710001509","471:4710001370","471:4710002385","471:4710001689","484:4840006386","468:4680008235","471:4710002232","476:4760002612","471:4710002728","476:4760003278","471:4710001603","471:4710002332","476:4760003495","484:4840001734","471:4710001114","471:4710001558"],"twin_admin_codes":[471,471,471,484,476,471,471,484,484,471,471,471,471,484,468,471,476,471,476,471,471,476,484,471,471],"twin_sims":[0.5103681839767485,0.4515231212354664,0.44147837062906875,0.42728682730354917,0.40915998430161976,0.39611949475309954,0.39164773020975546,0.38576799443641935,0.37092692845856173,0.37082900358046134,0.3627518140086874,0.3599874055853354,0.35591577110508127,0.3546969432720666,0.3530673216765267,0.35255724900716723,0.3499237740722747,0.34698833733549833,0.33223366540424476,0.3230825559281012,0.31154399963057294,0.310126338609449,0.3088893829773522,0.3076895702744767,0.30764876564700333],"twin_dists":[0.15063457396261676,0.16377875223058425,0.16607958739538842,0.169365470669189,0.17362903058768236,0.1767476168479264,0.17782776862560334,0.17925682493209213,0.18291107030865192,0.1829354170480944,0.18495480286556684,0.1856511375219025,0.18668175015504332,0.1869914389986382,0.18740636752660672,0.18753644469837072,0.18820959167962037,0.1889630596066805,0.1928027551033949,0.19523098198124023,0.19834812509517505,0.19873559556201295,0.1990745059634197,0.1994039852424427,0.1994152035433025],"n_dims_used":45,"mean_confidence":0.926519266764323},"coverage":{"mean_confidence":0.926519266764323,"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}}