{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001302","491:4910001170","491:4910002485","491:4910001303","491:4910002980","491:4910003418","491:4910002832","491:4910001598","491:4910001167","491:4910001367","491:4910002421","491:4910000975","491:4910002138","491:4910002337","491:4910001479","491:4910001536","491:4910001421","491:4910002898","491:4910002637","491:4910002521","491:4910002432","491:4910001106","491:4910003170","491:4910002283","491:4910001369"],"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":[0.46756657498759696,0.33828389644052465,0.28344786137226463,0.2409680542367845,0.23403744511555255,0.21265318282143936,0.20439374117106587,0.19604636711640674,0.18937973514073364,0.17460632928330214,0.1654430754683982,0.16418279761036497,0.1610980834266983,0.14418822398364592,0.13688025305246984,0.13340361251177707,0.12542500748200874,0.11052781971511566,0.11046927344493321,0.10946977233555794,0.10549808404718777,0.10239025464730944,0.10194715156693832,0.09907804011461177,0.09690011547572347],"twin_dists":[0.16014251417478126,0.19121739743847377,0.20622883348514803,0.21910645189574943,0.2213416526099403,0.22852689764144482,0.23143233089819418,0.23445162315357954,0.23692759626937782,0.2426409552470764,0.2463598251028976,0.24688281608232193,0.2481752874236692,0.2556011556776095,0.259010810135809,0.26068084509565054,0.2646412021450261,0.27258102614437946,0.27261381064937795,0.273175590966836,0.27544798828490685,0.2772729810231749,0.2775366877669684,0.2792662356983645,0.2806055181788286],"n_dims_used":45,"mean_confidence":0.8986253526475695},"coverage":{"mean_confidence":0.8986253526475695,"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}}