The quality of PIS is dependent on not only the technology of retrieval and recommend, but also the technology of user modeling, especially the latter is more important.
个性化信息服务质量的高低不仅仅取决于具体的检索技术、推荐技术，还取决于用户建模技术，而后者尤其重要。
The quality of PIS is dependent on not only the technology of retrieval and recommend, but also the technology of user modeling, especially the latter is more important.
个性化信息服务质量的高低不仅仅取决于具体的检索技术、推荐技术，还取决于用户建模技术，而后者尤其重要。
应用推荐