An Implementation of Document Image Reconstruction System on a Smart Device Using a 1D Histogram Calibration Algorithm

<table>Comparison of calibration results processed by Windows 7 and Android 4.1 tablet. Left: processed by Windows 7 and right: processed by Android 4.1 tablet.</table>

Mathematical Problems in Engineering

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Figure 14

Figure 14: An Implementation of Document Image Reconstruction System on a Smart Device Using a 1D Histogram Calibration Algorithm 