The paper "Low-Power VLSI Architectures for DCT/DWT: Precision vs Approximation for HD Video, Biomedical, and Smart Antenna Applications" by A. Madanayake, R. J. Cintra, V. Dimitrov, F. M. Bayer, K. A. Wahid, S. Kulasekera, A. Edirisuriya, U. S. Potluri, S. K. Madishetty, and N. Nilanka is ranked as #1 in the list of most downloaded papers from IEEE Circuits and Systems Magazine.
A screenshot of the top list is available: here.
Also, the paper "Improved 8-Point Approximate DCT for Image and Video Compression Requiring Only 14 Additions" by U. S. Potluri, A. Madanayake, R. J. Cintra, F. M. Bayer, S. Kulasekera, and A. Edirisuriya remains active in the top download charts; now in position #8. The chart is available here.
Congratulations to all authors!
PS: Thanks to Dr Bayer for pointing this out.