Category | Specific Metrics |
Information theory-based metric | : Normalized mutual information [157] |
: Mutual information based on Tsallias entropy [158] [159] | |
: Nonlinear correlation information [160] | |
Image feature-based metric | : Feature Mutual Information metric [156] |
: Gradient-Based Fusion Performance [161] | |
: Image Fusion Metric-Based on Phase Congruency [162] [163] | |
: Image Fusion Metric-Based on a Multi-scale Scheme [164] | |
: Image Fusion Metric-Based on Spatial Frequency [165] | |
Image structural similarity-based metric | : Cvejie’s Metric [166] |
: Piella’s Metric [167] | |
: Yang’s Metric [168] | |
Human perception inspired metric | : Chen-Blum Metric [169] |
: Chen-Varshney Metric [170] |