{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003248","490:4900001639","490:4900001779","490:4900001637","490:4900002834","490:4900002684","490:4900004073","490:4900003932","490:4900004211","490:4900001502","490:4900003940","490:4900002398","490:4900003941","490:4900004489","490:4900002399","490:4900003249","490:4900002692","490:4900004363","490:4900001634","490:4900001367","490:4900001640","490:4900004491","490:4900001504","490:4900001501","490:4900001368"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6577665748359152,0.5651114504654084,0.3734123361032632,0.29200856411757264,0.2817297296144172,0.2812963437056684,0.27990465517527663,0.27277694269422104,0.24152542847768063,0.21740227895276582,0.21417050244400704,0.20545955747397415,0.20482910142667363,0.1828889232200547,0.18185626883822145,0.17419328674136245,0.17224237980628457,0.17152901284452304,0.1630710625936374,0.15619360651334105,0.15386934387521317,0.15164767589044206,0.1469387296953313,0.14668847433288407,0.13988572503906532],"twin_dists":[0.11887668859975244,0.1387570549378442,0.18229419275077613,0.2037806566262231,0.20672551558503277,0.206851089109892,0.20725512545923516,0.2093438861987133,0.2189285197015682,0.22689082756477405,0.2280015216068683,0.23105295943245194,0.23127720357073775,0.23939756087914585,0.23979618458229954,0.24280553837226374,0.24358669765068364,0.2438739159025677,0.247346580354229,0.25026776458136213,0.25127618619999204,0.2522505845081071,0.2543511234671826,0.2544641381217892,0.25759251196555777],"n_dims_used":45,"mean_confidence":0.9149200439453125},"coverage":{"mean_confidence":0.9149200439453125,"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}}