{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001320","497:4970000154","497:4970000981","497:4970001644","497:4970001152","497:4970001637","497:4970000601","497:4970001718","497:4970000535","497:4970000190","497:4970000893","497:4970001483","497:4970001567","497:4970000599","497:4970001646","497:4970001559","497:4970000235","497:4970001897","497:4970001804","497:4970001337","497:4970000287","497:4970001322","497:4970001560","497:4970000177","497:4970000740"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6267536604060421,0.5844420962659933,0.5592666190268304,0.48262441221388513,0.42843481530022687,0.3657434151292018,0.34840698496034006,0.3150520080714787,0.31428042425286434,0.3140731265902074,0.3128935334534259,0.30600205263089764,0.27435342006152025,0.2597962729321143,0.2550384435139989,0.24571732264184556,0.2252822427103119,0.21085647318602735,0.1992412998748817,0.19309712420641162,0.18696626579798284,0.17481527361515908,0.15884806588031875,0.15865377341347173,0.15680393595895098],"twin_dists":[0.1255425806978699,0.13460631560237987,0.14001517391355664,0.15676840970921357,0.16909804634180192,0.18420426335210754,0.18859850442135093,0.19739363076953134,0.19760305043054222,0.19765936392943473,0.19798020965719987,0.19986864746130723,0.2088790521200118,0.21323615215682126,0.21469325082897528,0.21759876379339477,0.22422831179337643,0.22915230601282635,0.23328571710059068,0.23553961842305032,0.23783895216360323,0.24255780397522028,0.24912940369985556,0.24921225327062765,0.2500047832269847],"n_dims_used":45,"mean_confidence":0.9023070441351997},"coverage":{"mean_confidence":0.9023070441351997,"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}}