This is the implementation of the paper Lossless Compression of Vector IDs for Approximate Nearest Neighbor Search by Daniel Severo, Giuseppe Ottaviano, Matthew Muckley, Karen Ullrich, and Matthijs ...

I have an input stream that consists of floats. I have a std::vector< std::vector<float> >, because the data is really several columns of numbers, each of which I want to keep seperate.