{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003929","499:4990003307","499:4990003639","499:4990004070","499:4990003548","468:4680000041","499:4990003848","499:4990003649","500:5000009840","499:4990003956","499:4990004211","500:5000009718","468:4680001746","499:4990003957","499:4990003780","499:4990002584","499:4990002583","468:4680000203","468:4680000135","499:4990003775","468:4680000545","499:4990003107","499:4990003729","499:4990003770","499:4990003809"],"twin_admin_codes":[499,499,499,499,499,468,499,499,500,499,499,500,468,499,499,499,499,468,468,499,468,499,499,499,499],"twin_sims":[0.6492787399807822,0.6035168074470086,0.5873145457429703,0.5687989034237796,0.5455296397573925,0.5403619069554079,0.5394827066349092,0.5306226056252445,0.5245169363584359,0.5213553145929646,0.5206703337534987,0.5093903008786269,0.4988771778574985,0.4963511432994321,0.4937183207218063,0.49357421620165526,0.48970498512427296,0.4868799614944869,0.4787059615154769,0.47755720320107053,0.47349149163986803,0.472605793156177,0.47107760921916286,0.4695576074893975,0.4660488441627142],"twin_dists":[0.1207054858609516,0.13051983923760543,0.13399053982045292,0.13796416204822998,0.14297973559338323,0.14409820661310693,0.14428869075521744,0.14621170733710598,0.14754079715192805,0.14823037679713974,0.14837990446509378,0.1508491758418242,0.15316330712775963,0.15372132747293857,0.15430380407299407,0.1543357112151978,0.1551934522070337,0.15582099073811823,0.15764309813137778,0.15789996051134034,0.1588106734243212,0.15900940944012346,0.1593526006366398,0.15969432531615002,0.16048459959084074],"n_dims_used":45,"mean_confidence":0.9370429992675782},"coverage":{"mean_confidence":0.9370429992675782,"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}}