Functional APIs

Functional APIs expose sparse operations without owning module parameters. They are useful for custom modules, tests, migration checks, and low-level sparse graph construction.

• Functional top-level exports
• Functional convolution
• Convolution configuration
• Functional pooling
• Coordinate hashing
• Coordinate query
• Sparse relations
• Voxelization
• Dense conversion
• Functional activation
• Functional crop
• Sparse count