A Clustering-Based Automatic Transfer Function Design for Volume Visualization

Figure 4

Visualization of the Visible Human Male Head dataset: (a) the refined and clustered intensity-gradient histogram, (b) the visualization result using the left transfer function, and (c), (d), (e), (f), and (g) the visualization results of the five clusters of the histogram, representing skin, sinus, outside bones, inside bones, and teeth, respectively.