<ul><li>Implement lazy loading or progressive loading techniques to load data as needed for better performance.</li><li>Utilize CesiumJS's built-in rendering features such as ClassificationType and level-of-detail rendering for efficient rendering.</li><li>Refer to the blog post 'Render Only Above-Ground Entities in CesiumJS' for techniques to render only above-ground entities.</li><li>Optimize performance using features like culling, frustum culling, and occlusion culling provided by CesiumJS.</li></ul>

Render Only Above-Ground Entities in CesiumJS

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