{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000223","489:4890000222","489:4890000182","489:4890000084","489:4890000045","489:4890000043","489:4890000136","470:4700001655","489:4890000109","489:4890000266","489:4890000137","489:4890000156","489:4890000208","489:4890000120","489:4890000104","470:4700002444","470:4700001652","489:4890000309","470:4700003956","489:4890000201","489:4890000293","489:4890000143","489:4890000032","470:4700001653","470:4700001651"],"twin_admin_codes":[489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,470,470,489,470,489,489,489,489,470,470],"twin_sims":[0.9206558313394787,0.8749790266627446,0.8646222634626735,0.7928112487543911,0.7122884755589793,0.703098991091813,0.7017776155772664,0.6989122561824808,0.6857933280698615,0.6844699139035868,0.6671689145956339,0.6304487336482898,0.6273902116915752,0.6148190704277631,0.5974798507919487,0.5973640029089451,0.5941536417853079,0.5797595291955523,0.5701525039071552,0.568450530329568,0.5624284825828565,0.5611523644780053,0.5584403675528024,0.5564193833262703,0.5462193666011494],"twin_dists":[0.052809273547871884,0.0671227141402671,0.07005101830028582,0.0884997400657829,0.10698257265206546,0.10901067290007903,0.10930135495518685,0.10993092044222676,0.11280090337150181,0.1130893742989481,0.11684547421105769,0.1247503014388389,0.12540611961627934,0.12809960532317458,0.1318126516617128,0.13183746337007604,0.1325251050323692,0.13561059212734547,0.13767325447827916,0.13803904491210495,0.13933435880313685,0.139609071211439,0.14019317021597189,0.14062870206198455,0.14283059902821515],"n_dims_used":45,"mean_confidence":0.9145748562282986},"coverage":{"mean_confidence":0.9145748562282986,"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}}