{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003839","489:4890003903","489:4890004088","489:4890004145","489:4890003904","489:4890003710","489:4890004193","489:4890004445","489:4890003968","489:4890004074","489:4890004204","489:4890003658","489:4890004240","489:4890003784","489:4890003642","489:4890004149","489:4890004675","489:4890003843","489:4890004768","489:4890003659","489:4890003648","489:4890004399","489:4890004211","489:4890003657","489:4890004244"],"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":[0.7925840692196118,0.7605472445162889,0.7530712748324859,0.7371478667366659,0.7368180981198329,0.7326210972563615,0.7305829499500578,0.7288103419572443,0.7132179440597495,0.6894423664637743,0.6700826271243285,0.6692698441509366,0.6683149311445408,0.6651415822632378,0.6598875921005384,0.658426971140491,0.6380000311131879,0.6349778132210416,0.6331243809067876,0.6307015038546842,0.6261600018148664,0.6230282460884133,0.6083955556673443,0.6034399365866476,0.5960929679535218],"twin_dists":[0.0885543451862088,0.09609256061345117,0.09781116595897192,0.10142969196286956,0.10150407522839648,0.1024489324548757,0.10290658119610575,0.10330398985895388,0.10677677134152318,0.11200455490524226,0.11621470004490168,0.11639072231442801,0.11659745843332447,0.11728397610187351,0.1184190096298998,0.11873421768040507,0.12312991125821483,0.12377866109048956,0.12417636289103036,0.12469609017646767,0.1256698378568916,0.12634103377614195,0.12947516178383214,0.13053629976741965,0.13210969688019886],"n_dims_used":45,"mean_confidence":0.919948493109809},"coverage":{"mean_confidence":0.919948493109809,"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}}