信息检索行为：信息用户与信息系统交互作用时所表现出来的行为。
人们把考试视作给学生进步打分的工具，然而研究发现，从记忆中检索信息这一行为可使人们记东西更加容易。
Although many people view tests as a way to mark and grade students' progress, research has found that the act of retrieving information from memory actually makes remembering it easier.
对于第二种用户行为的检索，目前采取的办法是，根据包括个人基本资料信息，用户的历史行为，用户好友列表来推荐信息。
For the second, user-based analysis, a number of approaches have been taken, including ones based on profile information, user actions, and lists of the user's friends or contacts.
控制器是将视图上的行为(例如，按下Submit按钮)映射到模型上的操作(例如，检索用户详细信息)。
The Controller maps actions performed on the View (for example, pressing a Submit button) to operations on the Model (for example, retrieving user details).
应用推荐