Generative, Algorithmic, Parametric and AI-Assisted Design Titanium Choker Parametric Design by Aleksandra Grishina Designwise, I-O-U uses 3D simulation software to create parametric models, similar to the style with which Zaha Hadid won over the world of architecture. Materialwise, I-O-U presents exclusive items in titanium with 18ct gold logos. Titanium is hottest in jewelry, but hard to work with. Its unique qualities make the pieces not only very light, but give a possibility to make them almost any color of the spectrum.