ngt

High-dimensional data indexing using neighborhood graphs and trees

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Neighborhood graph and tree for indexing high-dimensional data

ngt

Create an NGT index from a dataset file$ ngt create -d 128 -o euclidean index_name data.txt

Search for k nearest neighbors in an indexed dataset$ ngt search -n 10 index_name query.txt

Insert new data points into an existing index$ ngt append -d 128 index_name new_data.txt