{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003522},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003518","489:4890003246","489:4890003459","489:4890003245","489:4890003452","489:4890003523","489:4890002915","489:4890003316","489:4890003446","489:4890003587","489:4890003076","489:4890003389","489:4890002345","489:4890002993","489:4890002648","489:4890003172","489:4890003387","489:4890002484","489:4890003247","489:4890003323","489:4890002826","489:4890003261","489:4890002260","489:4890003455","489:4890002746"],"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":[0.9343103728362154,0.9339701514332772,0.8660020353690882,0.8389113420576951,0.8345031454015782,0.8131861676880011,0.8121043250528137,0.7838124190224146,0.7631633938466732,0.7509062253609888,0.7460584599204791,0.7449928949947198,0.7430399325923659,0.7423260861968566,0.7348931592302135,0.7228144693820183,0.7169348399849076,0.7134028763902078,0.7128847300697086,0.7059693532509554,0.7015030024416187,0.7006921684253208,0.6971824605743047,0.6918478291085072,0.6891589196188134],"twin_dists":[0.04787653154813073,0.04800467421142207,0.06966601636122406,0.07697739835533303,0.07812331317034234,0.08352357568266448,0.08379198927313757,0.09064933104938926,0.09548789267130278,0.09830640851396742,0.09941148735863117,0.09965370164318171,0.1000970049581041,0.10025884164671228,0.1019378475274501,0.10464413904957212,0.10595248252140556,0.1067358086483712,0.1068505657230716,0.10837844286194162,0.10936173716241011,0.10953996768520549,0.11031048778287243,0.11147880813638052,0.11206646407052524],"n_dims_used":45,"mean_confidence":0.9179036458333333},"coverage":{"mean_confidence":0.9179036458333333,"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}}