{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003534","489:4890003311","489:4890003238","489:4890001748","470:4700008015","489:4890001732","470:4700008386","489:4890002162","489:4890002414","489:4890002918","489:4890003576","489:4890001745","489:4890002306","489:4890001814","489:4890002657","470:4700006604","489:4890002505","470:4700007931","489:4890002068","489:4890003513","489:4890002831","489:4890002349","489:4890003482","489:4890003070","489:4890001994"],"twin_admin_codes":[489,489,489,489,470,489,470,489,489,489,489,489,489,489,489,470,489,470,489,489,489,489,489,489,489],"twin_sims":[0.7977146491198758,0.6847425284285882,0.6824993584905451,0.6508757545384845,0.6406812300513575,0.6298822490562687,0.6286949333569881,0.6275710983222066,0.6194378657493984,0.6138537689171069,0.6110540899461303,0.6080643259795891,0.591166298871862,0.5717854402574652,0.560744240789679,0.5529299257803696,0.5479523420504196,0.54716498081872,0.5426329308998914,0.5394852683418673,0.5357254744588047,0.5350929890174142,0.5347544531530355,0.5337561031599134,0.525766201804338],"twin_dists":[0.08731668153083812,0.11302996586087836,0.11351857728919264,0.12036170340396339,0.12255407606210542,0.1248717879857408,0.1251263873588331,0.12536734011252065,0.12711028861319484,0.12830633670871408,0.12890588153439658,0.1295460875057845,0.13316510880166368,0.13732241465924744,0.1396969464220749,0.14138125019482425,0.14245602853704506,0.14262618600442492,0.14360644257437885,0.1442881356604622,0.1451033918104914,0.1452406472303011,0.1453141261081567,0.14553087166992382,0.14726858034887064],"n_dims_used":45,"mean_confidence":0.9149845547146267},"coverage":{"mean_confidence":0.9149845547146267,"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}}