scripts/options/train_default_options_otf2.yml

    blur_kernel_size: 12
    kernel_list: ['iso', 'aniso', 'generalized_iso', 'generalized_aniso', 'plateau_iso', 'plateau_aniso']
    kernel_prob: [0.45, 0.25, 0.12, 0.03, 0.12, 0.03]
    kernel_range: [5, 17]  # kernel range inclusive, must be odd numbers
    sinc_prob: 0.0
    blur_sigma: [0.2, 2]
    betag_range: [0.5, 4]
    betap_range: [1, 2]

    blur_kernel_size2: 12
    kernel_list2: ['iso', 'aniso', 'generalized_iso', 'generalized_aniso', 'plateau_iso', 'plateau_aniso']
    kernel_prob2: [0.45, 0.25, 0.12, 0.03, 0.12, 0.03]
    kernel_range2: [5, 17]  # kernel range inclusive, must be odd numbers
    sinc_prob2: 0.0
    blur_sigma2: [0.2, 1]
    betag_range2: [0.5, 4]
    betap_range2: [1, 2]

    final_sinc_prob: 0.0
    final_kernel_range: [5, 17]  # kernel range inclusive, must be odd numbers