Your Wish is My Command

4.6 Discussion 81

each URL in the access log and examined whether one of the three pre-

dicted URLs was the one that the user actually requested next.

In the experiments, access logs of six subjects over twenty-eight days

were used, and the accuracy was calculated for each subject. During the ex-

periments, 7,350 accesses were made in total (one subject accessed about

forty-four pages per day on average), and 50.2% of URLs were requested

more than once. The predictions were done on these repeatedly requested

URLs. Using the access histories for twenty-eight days, the accuracy of pre-

dictions