… cache servers without complex operation at each replacement, we propose a cache
replacement method consisting of multiple virtual caches based on the distance to origin servers. • …

… up to about 80% by using the proposed cache replacement method. We propose a cache
replacement method considering the distance to the origin servers in Section II and show the …

… We will reserve the standard term cache replacement for methods to decide on what object
… , we need to find a line of cache servers on the way to the origin server and then apply “BIG” …

… As a result, byte hit rate is an indicator of the total bandwidth we are saving for the proxy
cache and origin servers. Letting h i be the total number of bytes saved from all …

… origin server) the proxy should not store a copy in its cache. … cache replacement policies,
too many to focus on in this study. We examine six different, previously proposed replacement …

… the cache replacement policy for cache servers located between clients and origin servers,
… , it returns the object to the user directly without contacting the origin servers. Hit rate (HR) is …

… object was not in the cache, the object is retrieved from the origin server, then the Web object’s
… the origin server, a cache placement strategy is invoked, deciding whether the cache will …

… from the URL or information from the origin server) the proxy should not store a copy in its
cache. … that we feel could impact proxy performance and cache replacement decisions. …

… the Neural Network Proxy Cache Replacement (NNPCR) method. … server and compared it
with four other cache replacement … saving for the proxy cache and origin servers. Letting hi be …

… The main component of Web caching is it cache replacement policy. It plays a key role in …
At the origin server, Web pages can be stored in a server-side cache for reducing the …