Compression strategy for handwritten gray level document images

Abstract

The paper deals with the effective compression of the handwritten text images in Devnagri script. As data compression is one of interesting area in image processing. Compression methods for printed text images are available. But in the context of Indian language there is absence of the compression techniques for handwritten text document images. Here a method for compression of handwritten gray level document images is proposed. Experiments have been done for Marathi and Hindi Devnagri script. The strategy is based on the connected components analysis and shifting of connected components of an image. The results are shown for gray level images at various dpi and outperform towards achieving good compression ratio.