{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002638","489:4890003091","489:4890001649","470:4700007044","479:4790000168","470:4700007240","470:4700005706","470:4700006272","470:4700006668","489:4890004472","472:4720001459","470:4700006046","489:4890002005","470:4700004315","470:4700006113","470:4700007892","470:4700001884","488:4880006414","479:4790001553","470:4700004487","489:4890003147","470:4700001287","470:4700008073","489:4890003406","488:4880000970"],"twin_admin_codes":[489,489,489,470,479,470,470,470,470,489,472,470,489,470,470,470,470,488,479,470,489,470,470,489,488],"twin_sims":[0.3813836261363626,0.3762190511287505,0.3047332534456718,0.2788689120196565,0.25429246910677805,0.2540364412155577,0.252316027244507,0.24689526827403963,0.24343355477825385,0.2426830909707287,0.2342037358539525,0.23291140511064412,0.2321848666788094,0.22898675056010823,0.22535332937621794,0.22435653681975962,0.22112364745799223,0.21769873316387922,0.21197480886709893,0.21044778207680975,0.20625517426472423,0.20181469338066638,0.20021895050088104,0.19637729386452157,0.19585380579180162],"twin_dists":[0.1803291722329979,0.1815999918783812,0.20021899013525726,0.20755661576960868,0.21492326305444528,0.21500230487153588,0.21553475488625728,0.21722773103857576,0.21832138884397298,0.2185598040434385,0.2212875191078335,0.2217088839760031,0.2219464465744133,0.22299802215088235,0.22420457768592714,0.22453783803418612,0.22562553421549017,0.22678950053021638,0.2287626072921864,0.22929506967279017,0.23077064073954123,0.23235597397459284,0.23293153196887537,0.2343302525083342,0.2345223122811859],"n_dims_used":45,"mean_confidence":0.9139842563205295},"coverage":{"mean_confidence":0.9139842563205295,"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}}