Improved TLBO for Fusion of Infrared and Visible Images

Table 3

Quality assessment of pixel-level and region-based level fusion results.

	Information entropy	Average gradient	Standard deviation	Spatial resolution	Interactive information
Pixel-level image fusion results	7.6367	56.3843	18.6997	29.2188	5.5820
Feature level image fusion results	7.3981	46.2270	15.4640	29.9097	5.8198