An improved wavelet transform algorithm and an improved SPIHT bit-plane coding algorithm were proposed. Based on them a hardware system for image compression was designed and implemented on FPGA.
5)提出了一种改进的小波变换算法结构和一种改进的SPIHT比特平面编码算法,并设计和实现了一个由FPGA构成的图像编码器硬件系统。
参考来源 - 遥感图像编码算法及其硬件实现技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Experiments show that the improved SPIHT algorithm could provide higher PSNR value than the original SPIHT algorithm at the same compression rate.
实验结果表明，SPIHT改进算法与原来的SPIHT算法相比，在相同的压缩比下可以获得更高的峰值信噪比。
An improved method has been proposed for the simple context modeling procedure in the entropy coding in SPIHT.
针对SPIHT编码过程中熵编码简单的上下文建模过程，提出了一种改进的方法。
SPIHT is a well recognized coding algorithm due to its high effecient performance. But SPIHT is unsuitable for high-speed hardware implementation. An improved coding algorithm to SPIHT is introduced.
基于小波变换的SPIHT图像压缩方案是一种实用高性能图象压缩编码算法，但原始SPIHT算法链表式编码限制了其在高速处理中的应用。
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