Table 1.

List of the employed algorithms.

Category	Algorithms
Fusion techniques	Laplacian Pyramid (LP), Ratio of the low-pass Pyramid (RP), Discrete Wavelet Transform (DWT), Dual-Tree Complex Wavelet Transform (DTCWT), Curvelet Transform (CVT), NonSubsampled Contourlet Transform (NSCT), Sparse Representation (SR), DTCWT + SR, CVT + SR, NSCT + SR, Bilateral Cross Filter (BCF), Wavelet Fusion, Weighted Fusion, Principal Component Analysis (PCA), and Hue, Saturation and Intensity fusion (HSI)
Dimension reduction algorithms	Analysis of Variance (ANOVA) and Principal Component Analysis (PCA)
Classifiers	Multilayer Perceptron (MLP), Random Forest, and Logistic Regression (LR)