总-推荐系统现在成为应用热点
With the increasing amount of available information in the Internet, recommendation systems emerged to be a hot spot for intelligent knowledge management.
或
Because of its capability of dealing with information over-load, recommendation systems have been widely used.
分-举出推荐系统的几个典型应用
Typical applications include xxx
或：分-用具体数据说明他们现在非常热门
For example, the number of users of xxx can easily exceeds xxx, the amount of xxx increased xxx per day
总-推荐系统的重要性越来越受到重视
Recently, recommendation systems have attracted more and more research interest
第二段，你做的这个事情有什么挑战，或者前人做这个事情有什么缺点
总-
Although recommender systems have been widely studied in the academia and deployed in the industry, most of these techniques suffer several inherent weaknesses.
或
However, recommending items to individuals is not a trivial task. It poses three challenges.
分-分点介绍挑战、困难、缺点等
总-
第三段，你的工作
总-你的思路，注意这里讲的是你的思想，要足够直观和浅显，让人一看就明白，就觉得有道理
Towards xxx, xxx heuristics are natural solutions to xxx
To overcome the above challenges, we propose to xxx
分-一个思路肯定也有多个细节，这里就分点介绍
The key idea here is to .... We also ...
总-总结本文贡献，这里可能需要几个自然段或者几个项目符号来总结你的主要工作，这时候要讲具体的模型或算法
Contributions in this work are as follows:
1）第四段
2）第五段
3）第六段
我们一般喜欢写3点贡献。这样显得文章有分量。如果文章找来找去只有一点贡献，那建议暂时不要出手
第七段，文章结构
The paper is organized as follows: Section 1...