{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007922","489:4890003124","489:4890001837","470:4700007464","470:4700007468","489:4890002506","489:4890002007","489:4890001845","489:4890002743","470:4700007467","489:4890003285","489:4890003040","489:4890002090","489:4890001912","489:4890001839","489:4890001835","470:4700008461","489:4890003135","489:4890001755","489:4890003254","489:4890001928","489:4890001833","489:4890002834","489:4890002752","489:4890003512"],"twin_admin_codes":[470,489,489,470,470,489,489,489,489,470,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489],"twin_sims":[0.7518669689507347,0.7385215483306775,0.7151897981045553,0.6777837324767559,0.6618810394948637,0.6222204014606701,0.6211831458610738,0.6084266628414434,0.6067488143081547,0.6053705314912815,0.6016501896164839,0.5952944433697795,0.594309686862092,0.5827816057877766,0.5797351692750796,0.5793327225840382,0.5760820928264448,0.5743406956645418,0.567443848176952,0.5632133645771332,0.5617814690178522,0.5612845874877904,0.5598452926662084,0.5587127286103425,0.5534348426433987],"twin_dists":[0.09808677663106138,0.10111961174715658,0.10633973914487639,0.11454414696437562,0.11798858617911476,0.12651413800040695,0.12673638255236863,0.12946850083916675,0.1298277745478022,0.130122902182673,0.1309195494012169,0.13228073672576462,0.1324916779405814,0.1349623736623929,0.13561581828860458,0.1357021615823775,0.13639976209655763,0.13677362294510537,0.13825546121158014,0.13916543649393393,0.13947363229839288,0.13958060344356188,0.13989053428448409,0.14013449238460748,0.14127231335151824],"n_dims_used":43,"mean_confidence":0.9103522189827853},"coverage":{"mean_confidence":0.9103522189827853,"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}}