{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003031},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003191","489:4890003270","489:4890003273","489:4890003195","489:4890003347","489:4890003114","489:4890003274","489:4890003275","489:4890003117","489:4890003196","489:4890003276","489:4890002294","489:4890003115","489:4890002542","489:4890002785","489:4890002541","489:4890002954","489:4890002873","489:4890002703","489:4890002700","489:4890002875","489:4890002456","489:4890002298","489:4890002789","489:4890002620"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7282968285943187,0.7125202176261284,0.6985259417410953,0.6824866403266885,0.6657803047377914,0.6352124249840098,0.6316481676191285,0.6219587360491243,0.6209169455152073,0.6144942846752838,0.6049995922951709,0.6021559736274384,0.5903583038536463,0.5722549011859465,0.5669379202956241,0.557835055294152,0.5510361218923401,0.5350140510178469,0.5262595054373213,0.5103934899552158,0.48893830667273364,0.4858532090572796,0.48166197440713715,0.479177651834809,0.47360648494955376],"twin_dists":[0.1034190113926417,0.10693127268183882,0.11001572099694212,0.11352134615348898,0.11714585676972608,0.12372831088309315,0.12449304403244402,0.12657020480639533,0.12679341614119327,0.1281691632103106,0.13020233060987463,0.13081124117938614,0.1333382382707621,0.1372215697707475,0.1383642424443995,0.14032359406466777,0.14178998184263375,0.1452577798113255,0.1471611284616698,0.15062902183030683,0.15536365047634723,0.15604934325156394,0.15698303886992376,0.15753768560865802,0.15878487988508252],"n_dims_used":45,"mean_confidence":0.919753180609809},"coverage":{"mean_confidence":0.919753180609809,"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}}