Dear Jumana,

There other methods to assess the quality of the reconstructed lossy compressed audio or video signal. It is the subjective tests by the so called mean opinion score. Where the subjective quality has five grades from 1 to 5 with the highest quality is assigned grade 5 and the lowest is assigned grade 1.

Conference Paper Subjective quality assessment of numerically reconstructed c...

Best wishes

Thank you so much .

Dear Jumana,

In addition of what Prof. Zekry mention, you can also take the Computational Costs as a metric for comparison.

Good Luck

Prof. S. EL-Rabaie

Thanks a lot Prof .

You may want to take a look at VMAF and FRQM from Netflix.

VMAF ( Video Multi-Method Assessment Fusion ):

https://github.com/Netflix/vmaf

Li, Z., A. Norkin, and A. Aaron. "VMAF-video quality metric alternative to PSNR." Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 (2016).

FRQM ( Frame Rate dependent video quality metric ) : https://ieeexplore.ieee.org/abstract/document/8456246

Thanks Abdelhalim abdelnaby Zekry for the information.