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. 2011 Dec 1;11(12):11447–11463. doi: 10.3390/s111211447

Figure 5.

Figure 5.

Figure 5.

The results enhanced by HCHE. (a1a4) show the results of Figure 3(b1–b4) enhanced by HCHE, respectively; (b1b4) show the histograms of (a1–a4), respectively; (c1c4) show the results of Figure 3(d1–d4) enhanced by HCHE, respectively; (d1d4) show the histograms of (c1–c4), respectively; (e1e4) show the results of Figure 3(f1–f4) enhanced by HCHE, respectively; (f1f4) show the histograms of (e1–e4), respectively; (g1g4) show the results of Figure 3(h1–h4) enhanced by HCHE, respectively; (h1h4) show the histograms of (g1–g4), respectively.