{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003191","489:4890003114","489:4890003346","489:4890003031","489:4890002873","489:4890003115","489:4890003347","489:4890003032","489:4890002954","489:4890002049","489:4890002787","489:4890002133","489:4890002700","489:4890002376","489:4890002379","489:4890002294","489:4890003033","477:4770003961","489:4890002541","489:4890003276","489:4890003540","489:4890002459","499:4990000831","477:4770001153","477:4770003985"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489,489,499,477,477],"twin_sims":[0.8803101134706529,0.7780616883578342,0.7370277469778732,0.7125202176261284,0.6807319255259637,0.6702781912338012,0.6486947269450906,0.6438046522516356,0.6343961551485243,0.6029999919117862,0.5993449800478957,0.5881841031495542,0.5689677665815183,0.5636338351774204,0.5506809621017221,0.5217435275211892,0.500296697615032,0.49419942783331355,0.4705388286558728,0.46587366373909483,0.4616194434230369,0.45505672572169936,0.452626123805283,0.44990807160498536,0.44176617394779405],"twin_dists":[0.0655785227146136,0.0920093542632059,0.10145678887507016,0.10693127268183882,0.1139032126964958,0.11617233933649088,0.12083117026483917,0.12188288987125914,0.12390348310496041,0.13063050653176628,0.1314132058891461,0.1338041672916159,0.13792786676139088,0.1390749553395943,0.14186665943181287,0.14814565226885748,0.15285007382493424,0.15419729858517142,0.1594736859579767,0.16052410864618932,0.16148517113846003,0.16297392510511546,0.16352727985173526,0.16414737776492774,0.1660133866551914],"n_dims_used":45,"mean_confidence":0.919783443874783},"coverage":{"mean_confidence":0.919783443874783,"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}}