Ground-radar vs satellite volume-matching. While build to work with GPM, it also works with the latest version of TRMM products.
Louf, V., Protat, A., Warren, R. A., Collis, S. M., Wolff, D. B., Raunyiar, S., Jakob, C., & Petersen, W. A. (2019). An Integrated Approach to Weather Radar Calibration and Monitoring Using Ground Clutter and Satellite Comparisons. Journal of Atmospheric and Oceanic Technology, 36(1), 17–39. 10.1175/JTECH-D-18-0007.1
Warren, R. A., Protat, A., Siems, S. T., Ramsay, H. A., Louf, V., Manton, M. J., & Kane, T. A. (2018). Calibrating Ground-Based Radars against TRMM and GPM. Journal of Atmospheric and Oceanic Technology, 35(2), 323–346. 10.1175/JTECH-D-17-0128.1