{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000390},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000897","470:4700005463","470:4700001571","481:4810003590","488:4880001128","493:4930003611","481:4810002402","489:4890003001","496:4960009370","485:4850004662","470:4700000063","496:4960011885","470:4700001579","479:4790002894","470:4700007878","481:4810002798","496:4960011196","468:4680003893","481:4810003377","470:4700002572","481:4810002717","485:4850004660","488:4880006297","481:4810005019","470:4700000796"],"twin_admin_codes":[481,470,470,481,488,493,481,489,496,485,470,496,470,479,470,481,496,468,481,470,481,485,488,481,470],"twin_sims":[0.5173648171868779,0.49674654622829006,0.4804237247092726,0.43775728103545514,0.37452590805108665,0.37289012431021534,0.36181102615349364,0.3562070495119806,0.33660933779847163,0.28032558840040284,0.26302152157367786,0.2556958108019059,0.25258839527734817,0.24755843573051756,0.24465458011002794,0.24096901219213698,0.2393026594852919,0.23631512120215586,0.23078383904116814,0.22456219274313502,0.2117927250627723,0.20979736282546488,0.20501665381174858,0.2045575816866655,0.1999146837990772],"twin_dists":[0.14910213472347975,0.1536339267600103,0.15725937495009049,0.16693703817141572,0.1820184613102723,0.18242363694052788,0.1851914766659074,0.18660782108587787,0.19165463776954503,0.20713279141348392,0.21225794125754208,0.2144909128829607,0.21545030628352108,0.21701934500299247,0.21793449330915593,0.21910614585605218,0.21963969738860656,0.22060236698585803,0.22240593710080447,0.22446900003220946,0.22882596160449478,0.22952266247280656,0.23121044458567788,0.23137392480261382,0.2330416342273578],"n_dims_used":43,"mean_confidence":0.912531386974246},"coverage":{"mean_confidence":0.912531386974246,"n_dims_used":43,"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}}