基于改进JPEG-LS算法的遥感图像近无损压缩专利，由航天五院508所申报，很详细的介绍了算法和fpga的实现-Improved JPEG-LS algorithm near lossless compression patent, the space the five branches of 508 reporting, a detailed explanation of the algorithm and implementation fpga

JpegLs源码,由UBC和HP在2000年联合开发-JpegLS project，developed by UBC and HP.

jpegls源代码，无损/近无损低复杂度的图像压缩算法，-jpegls source code, lossless/near-lossless low complexity image compression algorithm,

Matlab code for jpegls