Context-Based Bi-Level Speckle Image Compression

Donghui Li^*

Author Affiliations

College of Computer, Chongqing University, Chongqing 400030, China

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DOI: 10.3788/LOP55.121010 Cite this Article Set citation alerts

Donghui Li. Context-Based Bi-Level Speckle Image Compression[J]. Laser & Optoelectronics Progress, 2018, 55(12): 121010 Copy Citation Text

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Fig. 1. Structure of CBSIC

Fig. 2. Template for the context

Fig. 3. Formation of speckle

Fig. 4. Schematic of experimental system

Fig. 5. A bi-level speckle image

Displacement (d_x, d_y)	r_CBSIC /(bit·pixel^-1)	r_JBIG /( bit·pixel^-1)	$\begin{matrix} r_{JBIG}^{*} \end{matrix}$ /( bit·pixel^-1)	G /%
(7.5,0)	0.2134	0.8372	0.8397	74.51
(15.0,0)	0.2705	0.8351	0.8383	67.61
(22.5,0)	0.3125	0.8312	0.8337	62.40
(15.9,15.9)	0.3256	0.8361	0.8372	61.06
(21.2,21.2)	0.6198	0.8371	0.8393	25.96
Average	0.34836	0.83534	0.83764	58.30

Table 1. Compression performance n of the proposed CBSIC

Donghui Li. Context-Based Bi-Level Speckle Image Compression[J]. Laser & Optoelectronics Progress, 2018, 55(12): 121010

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