Geyer-Schulz et al. Netscape: myvu 吕回 File Edit View Go Communicator m myvu home What s new my vU bekommt ein neues Outfit! Die Testfassung ist nun offentlich zuganglich yvU Sie konnen mit der Voting Box abstimmen welche Fassung Ihnen am Besten gefallt logout Wie die zwische konnen Sie naturlich auch schon sehen e virtual university The virtual University L> personal services bookmarks newswire Tools Living Lectures Manuals fa WU Information VU Library entries Collection Recreation discover entries :discover categories personal information Search 100% ig. 5. my VU-Services. 4 The my vU Recommender Services Figure 5 shows the main page of the second version of my VU. The following rec- ommender services are available at the moment in my VU Favorite Entries(:: entries in the sidebar of Figure 5)have been shown in Figure 4 and discussed in the previous section. Favorite Categories (: categories in the sidebar of Figure 5)are a list of a user's most frequently used product categories. other also use in the context of a category is based on the conditional probability distribution that a user who buys a product from one category also buys a product from another he sidebar of Figure 5) list of randomly selected products from the virtual university for the purpose of stimulating the curiosity of my VU users8 Geyer-Schulz et al. Fig. 5. myVU-Services. 4 The myVU Recommender Services Figure 5 shows the main page of the second version of myVU. The following rec￾ommender services are available at the moment in myVU: ✦ Favorite Entries (::entries in the sidebar of Figure 5) have been shown in Figure 4 and discussed in the previous section. ✦ Favorite Categories (::categories in the sidebar of Figure 5) are a list of a user’s most frequently used product categories. ::other also use in the context of a category is based on the conditional probability distribution that a user who buys a product from one category also buys a product from another category. ✦ Discover Entries (::discover entries in the sidebar of Figure 5) is a list of randomly selected products from the virtual university for the purpose of stimulating the curiosity of myVU users