Test dataset class for VSAG index tests

* @struct Binary * @brief A structure representing binary data and its size. */

Define the Half type as a new type over f16. the memory layout of the Half struct will be the same as the memory layout of the f16 type itself. The Ha

DiskANN binary vector files contain a small stanza containing some metadata about them.

Test Bruteforce index

Test HGraph index

Test HNSW index

Test IVF index

ANN disk index abstraction for custom <T, N>

ANN inmem-index abstraction for custom <T, N>

AVX implementations. Borrowed from HNSW code.

A templated independent class for intercation with Index. Uses Type Erasure to add virtual implemetation of methods that can take any type(using std::

`AccessMode` determines how a file can be accessed. These modes are used when creating or opening a file to decide what operations are allowed to be p

Represents the out neighbors of a vertex

A box that holds a slice but is aligned to the specified layout. This type is useful for working with types that require a certain alignment, such as

Aligned read struct for disk IO, it takes the ownership of the AlignedBoxedSlice and returns the AlignedBoxWithSlice data immutably.

* @class Allocator * @brief An abstract base class for custom memory management. * * The `Allocator` class provides a standard interface for custom

* Base Struct to hold refrence to the data. * Note: No memory mamagement, caller need to keep object alive. */

Arithmetic expression

Arithmetic operators