{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004871},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004765","491:4910004385","491:4910004313","491:4910004364","491:4910004274","491:4910004580","491:4910004259","491:4910004676","491:4910004711","491:4910005215","665:6650001168","491:4910004076","491:4910004729","491:4910004519","491:4910004673","491:4910004120","491:4910004210","491:4910004075","491:4910003908","491:4910004582","491:4910004065","491:4910004358","491:4910004250","491:4910004683","665:6650001222"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,665,491,491,491,491,491,491,491,491,491,491,491,491,491,665],"twin_sims":[0.279521484826701,0.06591827770254724,0.06567442275404452,0.046684513414220884,0.04193355235892692,0.04058050645752856,0.0375960548210807,0.03687301530504661,0.035133605917863825,0.033084567604782636,0.028260133564017298,0.026634003063841352,0.0259122030913646,0.02528417544031895,0.0249511405578864,0.023042235221510762,0.019515551385602004,0.019480463793358705,0.018400694906794267,0.016597086229331214,0.015102755476714901,0.014768204157439114,0.013404242167804807,0.011548626787284735,0.011209447387707426],"twin_dists":[0.20736658181895107,0.30287997528394844,0.3030863039152416,0.32151964719519727,0.3271016784957858,0.3287886198552295,0.33268440181214753,0.333667515588005,0.33610138111681975,0.33910367118040075,0.34685501178509653,0.3497250860944262,0.3510477005622044,0.35222461657173254,0.3528590031800809,0.3566433082304144,0.36441511178762637,0.3644983964709474,0.36712771801564226,0.37183717246761716,0.37609274914382107,0.3770960601042932,0.3814059712347616,0.38793962597468024,0.3892335714782357],"n_dims_used":45,"mean_confidence":0.9034015231662327},"coverage":{"mean_confidence":0.9034015231662327,"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}}