{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003356","491:4910003007","491:4910003302","491:4910003269","491:4910003357","491:4910003233","491:4910002757","491:4910003145","491:4910002956","491:4910003232","491:4910003228","491:4910002392","491:4910003313","491:4910003271","491:4910001782","491:4910002812","491:4910003314","491:4910002394","491:4910001487","491:4910002706","491:4910001486","491:4910001783","491:4910002095","491:4910003350","491:4910003527"],"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":[0.6787111201520619,0.5832786128527198,0.42845468661259395,0.38329019652174684,0.31054744999072015,0.27649515720022017,0.27467108110322114,0.271426503938488,0.2584108018539574,0.24882100500847945,0.22989728554483138,0.22845404858146356,0.22343406724902837,0.22084459900620096,0.2200343474564394,0.21753215016530653,0.20020816113963597,0.18436224201650744,0.180762781708337,0.17909513982628866,0.1671719544335903,0.16082380168020408,0.1589880201993754,0.15849610219139446,0.15594901070011816],"twin_dists":[0.11434262135932045,0.13485579307589418,0.1690934199035812,0.17986213449259011,0.19862039315286958,0.20825016427920892,0.2087855864218529,0.20974338704870674,0.2136587058686801,0.21662359787739802,0.22269764732872593,0.22317412032063724,0.22484712871215856,0.225719915790761,0.2259944173473596,0.22684642660419835,0.23293543424527074,0.23883157247813508,0.24022003844367099,0.2408699528997317,0.24564703254066209,0.24829107563989564,0.24906977054174073,0.24927954126656848,0.2503733678098928],"n_dims_used":45,"mean_confidence":0.8956147935655382},"coverage":{"mean_confidence":0.8956147935655382,"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}}