在多频道电视时代，收视分析的一个重要内容便是考察观众流动情况。单纯的收视率或占有率分析，诚然可以反映观众在某一时间点或时间段上对某一频道（或节目）的聚集情况，但却无法得到关于观众动态行为的更多信息。观众流动分析则是通过纵向跟踪观众在各频道间的出入行为，把 In the era of multi-channel television, an important part of audience analysis is to examine the flow of viewers. A simple analysis of audience rating or possession can, of course, reflect the audience’s concentration of a channel (or program) at a certain point in time or time but can not get more information about the audience’s dynamic behavior. Audience flow analysis is through vertical tracking of the audience in the channel between the behavior, put