【摘要】 分析了在Internet上进行实时视频流传输的不足 ,提出了将层次编码技术与代理缓存技术相结合的方法 ,对基于层次编码的缓存预取方法和替换方法进行了研究。根据视频流数据的特点 ,对缓存的命中率和访问频度进行了改进更多还原

【Abstract】 Analyzes the disadvantages of real-time video transport over the Internet,proposes the solution of integrating the technology of layered encoding and proxy caching,studies the prefetching method and replacement method of proxy caching based on the layered encoding.Utilizing the character of the video stream,improves the hit and popularity of the proxy cache.更多还原