This package includes the code unified graph spectral sparsification.

The implementation is based on the x86_64 Linux platform (Red Hat 4.8.5-39) with gcc compiler
53 version 4.8.5, and MATLAB R2018a.

MATLAB under linux platform is required to run the code;

To run the code:
1. open matlab
2. run "main.m" for simple test.


