{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001131},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000395","499:4990000464","499:4990000998","485:4850007118","477:4770000842","479:4790000157","477:4770000820","485:4850006750","477:4770000708","477:4770001139","477:4770001374","477:4770001717","499:4990001586","477:4770000437","477:4770000676","473:4730002154","499:4990000949","477:4770001488","477:4770001670","499:4990003153","500:5000001784","477:4770001195","500:5000005382","469:4690005484","499:4990000287"],"twin_admin_codes":[499,499,499,485,477,479,477,485,477,477,477,477,499,477,477,473,499,477,477,499,500,477,500,469,499],"twin_sims":[0.5103325379285962,0.48612924751781506,0.46681867852218967,0.43303445226977777,0.42814822685009646,0.409370478504078,0.40309592101902947,0.3952318297357279,0.37706374402866594,0.3654374782391293,0.36368476668524785,0.3609695285106763,0.333786735707377,0.33030282289296703,0.3204148474714377,0.31778601047994776,0.3132546075625331,0.31278937511528754,0.31140156756893317,0.2953499556733391,0.29344536476425903,0.291341509178445,0.2904100311173824,0.28680095065585665,0.28513562936317266],"twin_dists":[0.1506423948263331,0.1559879370290994,0.16031103679108208,0.16802948031274847,0.1691647796474719,0.17357905899979192,0.17507357668468995,0.1769615811312721,0.18139156576190818,0.1842808749897133,0.1847204072394235,0.18540343713354587,0.1923943143398077,0.19331200337276805,0.19594601883385832,0.19665390951866407,0.19788192561229961,0.19800857346629888,0.1983870085360862,0.2028367032361087,0.20337397648624717,0.20396986732626904,0.20423451341646665,0.2052647150511259,0.20574269471577672],"n_dims_used":45,"mean_confidence":0.9190868801540799},"coverage":{"mean_confidence":0.9190868801540799,"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}}