{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000442","489:4890000441","489:4890001193","489:4890000667","489:4890000402","489:4890000712","489:4890000722","489:4890001510","489:4890000021","489:4890000710","489:4890000521","489:4890000336","489:4890000605","481:4810005839","489:4890000666","489:4890000419","489:4890000040","489:4890000941","481:4810005941","489:4890000548","489:4890001258","470:4700007313","470:4700007503","472:4720002487","470:4700001803"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,481,489,489,489,489,481,489,489,470,470,472,470],"twin_sims":[0.737953844530681,0.6447651983634753,0.5972163558147533,0.5658177185655717,0.5621777761589553,0.5503639237783289,0.5358030973881015,0.5016414499804759,0.49805865555900247,0.4974831654822787,0.4934800681080502,0.48997850458227205,0.47118769755338813,0.44943380116510395,0.44914214327271307,0.44608014167343296,0.43609940670994224,0.4332649078437979,0.43180952263174976,0.43146728565311504,0.43005421997478827,0.4277969631376007,0.4253889653791488,0.42410025424423464,0.4202772456790383],"twin_dists":[0.10124780427353278,0.12167639306937285,0.13186908587758256,0.13860514203702243,0.13938832233247275,0.141935113510535,0.14508654911478666,0.15255356669613737,0.15334403710953534,0.15347115573888892,0.15435655864034906,0.1551327517887267,0.1593278651566915,0.16425572098025235,0.1643223691216811,0.16502306934039854,0.16731998550903898,0.16797606319209393,0.16831359838381588,0.1683930372231923,0.1687213041048982,0.16924659787812882,0.16980822917297725,0.17010934397750688,0.17100487255695943],"n_dims_used":45,"mean_confidence":0.9145879109700521},"coverage":{"mean_confidence":0.9145879109700521,"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}}