| Summary: | 碩士 === 元智大學 === 資訊管理學系 === 94 === Along with the Internet universalization, causes the surfer population to expand gradually increases, has led the multiplex electronic commerce vigorous development, however digital materials fast grow unceasingly, the speed of increasing physical bandwidth is unable to meet user''s need, therefore, in order to improve the overall surfing quality effectively, this study focuses on caching and prefetching mechanisms on proxy server.
This study basis proxy server access log, further analyzes the interest and subject field which the user surfs, makes the observation website of development state based on at present electronic commerce, appears the website subject field based on the web page the information quantity which the density conceals to do the classification, again aims at the website the subject field characteristic to do further analyzes, and considers the time variation and the user surfing tendency, to consider user possibly surfing duplicate pages as reference to see if it improves the proxy server hit ratio, reduces user waiting transmission time, and increasing overall surfing quality.
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