{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000813","497:4970001819","497:4970000811","497:4970001059","497:4970001153","497:4970001329","497:4970001729","497:4970000185","497:4970001060","497:4970001244","497:4970000892","497:4970001890","497:4970001647","497:4970000822","497:4970001641","497:4970000152","497:4970000897","497:4970000361","497:4970001640","497:4970000753","497:4970001816","497:4970000252","497:4970001817","497:4970000541","497:4970001635"],"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":[0.2569448013385105,0.24349001369311227,0.22811551403967004,0.19000193327685932,0.18500932227313804,0.15241286158818948,0.151650690249717,0.147719658545299,0.12775620543075303,0.12561570797833982,0.11466923355205758,0.10252620775630387,0.10082762116975968,0.09835110373202824,0.09680385822759915,0.09567481657841866,0.09533395610490376,0.09429662790142519,0.09356746485643185,0.08214239274620105,0.08130220143874846,0.07906652574334756,0.07853942292575951,0.07612145301952279,0.07558423033328346],"twin_dists":[0.21410737855024034,0.2183034716103582,0.22328617266706938,0.23669396607486654,0.23858399779069236,0.25191380689326737,0.2522492553654579,0.2539993702249905,0.2634648251870661,0.2645443504005299,0.27029520762263515,0.27719224902087647,0.2782069728363473,0.2797106632039217,0.28066525336260467,0.281369422353999,0.28158329712230684,0.28223790076688704,0.282701442578774,0.29036758261644047,0.2909641988490728,0.29257615805602655,0.29296152741748094,0.29475644505550697,0.2951614594088162],"n_dims_used":45,"mean_confidence":0.8992689344618056},"coverage":{"mean_confidence":0.8992689344618056,"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}}