{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008023","470:4700008006","479:4790000208","479:4790001196","470:4700007882","489:4890003280","479:4790001414","479:4790000143","470:4700008367","472:4720007127","489:4890002153","489:4890003748","489:4890002237","470:4700007739","489:4890002727","488:4880006331","489:4890004340","468:4680002097","470:4700000197","470:4700005001","479:4790001658","470:4700007270","496:4960005174","499:4990001186","479:4790000158"],"twin_admin_codes":[470,470,479,479,470,489,479,479,470,472,489,489,489,470,489,488,489,468,470,470,479,470,496,499,479],"twin_sims":[0.5793007999239898,0.4467738933943228,0.32162268904059543,0.28943393607631224,0.227152227476578,0.21965450709306392,0.21483253406427522,0.21172902567518231,0.20820679933231726,0.19869966656934263,0.19547823012030024,0.18425866465583546,0.1766166379955157,0.17593086216814866,0.17549978232544625,0.17503995019115726,0.1699841523096036,0.1624120896545691,0.16001903961247393,0.1570281609414885,0.15564088264361692,0.15090936070918212,0.1442614225305198,0.1425700575367232,0.13569030125411935],"twin_dists":[0.13570901067353128,0.16486415397775492,0.19562186535709541,0.20451237889448257,0.22360561655252686,0.2261233348510991,0.22777307943761815,0.22884813391197825,0.2300812567220865,0.23348245744441745,0.23466032462621786,0.2388712582432377,0.24184385653645138,0.24211504067620104,0.24228589304973808,0.2424684709767849,0.2444988597953476,0.24762255502598116,0.2486316366235297,0.24990835596255984,0.25050657328244563,0.2525767216405988,0.2555676610009917,0.2563448515239051,0.25957879539848183],"n_dims_used":45,"mean_confidence":0.9143944634331598},"coverage":{"mean_confidence":0.9143944634331598,"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}}