{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790000251","470:4700008005","489:4890001638","489:4890003278","489:4890002722","470:4700008291","470:4700008462","479:4790000171","470:4700007716","496:4960005322","469:4690004790","496:4960007468","479:4790000106","470:4700007458","489:4890002900","496:4960005328","466:4660009648","496:4960005467","489:4890003055","489:4890003423","470:4700007373","496:4960005742","470:4700008517","489:4890003418","470:4700001924"],"twin_admin_codes":[479,470,489,489,489,470,470,479,470,496,469,496,479,470,489,496,466,496,489,489,470,496,470,489,470],"twin_sims":[0.4477905706705275,0.44312319731327515,0.4202374039640556,0.38361497664562727,0.3762426081228126,0.343594326907318,0.3362026315145718,0.33015677301257323,0.3153350541027999,0.31254433394322495,0.30381048681447564,0.30183013830593,0.28729040113748944,0.2856386080409662,0.27083281343778653,0.26310748023456604,0.2616979640175606,0.257752801853135,0.2574330724035684,0.2523818202725855,0.24983203680662916,0.246857455511927,0.24287266216987685,0.24197135816710394,0.23975774945642764],"twin_dists":[0.16463143610484143,0.16570146792750948,0.17101422338490785,0.17978268672939943,0.18159417614733378,0.18983844035380343,0.1917610092191921,0.193350589437008,0.1973168806961811,0.19807532292389898,0.20047431670478116,0.20102379728533165,0.20512455006049707,0.20559815367786222,0.20991940642063517,0.21223197330491236,0.21265845807041187,0.21385988893640165,0.21395776302542696,0.21551435022634652,0.21630762069862175,0.21723962371034383,0.2184995341317821,0.21878635581218137,0.21949374262008844],"n_dims_used":45,"mean_confidence":0.9143506368001302},"coverage":{"mean_confidence":0.9143506368001302,"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}}