Need to convert large tabular files into smaller files

Job ID: 32013332

Budget: $10 – $30 CAD

Two parts:
- I have a MATLAB .mat file, there is a python code that can export components of the sparse matrix. I need it to be converted into a .csv in a specific way
- I have a large 2.2 GB TSV, I need it to be shrunken by removing some duplicate columns