Hierarchical Artificial Bee Colony Optimizer with Divide-and-Conquer and Crossover for Multilevel Threshold Image Segmentation

<table>Computing time of all algorithms on different RNP problems.</table>

Discrete Dynamics in Nature and Society

Figure 6: Hierarchical Artificial Bee Colony Optimizer with Divide-and-Conquer and Crossover for Multilevel Threshold Image Segmentation 