1. Study on Intelligent E-Shopping System Based on Data Mining Reporter ： 69821012 傅冠儒、 69821005 吳慈安 Data Mining Final Report Xiaoyan Jiang School of Electronic Information & Electric Engineering Changzhou Institute of Technology CZU Chanzhou, China jiangxiaoyan@czu.cn Xianyi Qian School of Electronic Information & Electric Engineering Changzhou Institute of Technology CZU Changzhou, China

2. Outline Introduction Value of Information Information Collection Methods Application Conclusion 17/10/20152

3. Introduction E-commerce abbreviated as EC. The content has two aspects – Electronic – Commercial and trading activities. Using simple, fast, low cost electronic means of communication to carry out business activities. 17/10/20153

4. Introduction (cont.) It is not difficult to establish e-commerce sites, but to obtain economic and social benefits. On the EC web-sites have some problems – Millions of on-line transactions. – Generating a large number of documents. – Records of the registration. How to make the best use of these rich data make the e-commerce more effective? 17/10/20154

5. Value of Information What’s sources of information value mean? Information processing : – Disorder to order – Coarseness to fine How to enhance information value? The aim is that the time and costs are lower. 17/10/20155

6. Value of Information (cont.) Knowledge discovery is from data. Information collecting value comes from the information’s relative scarcity and monopoly. A search engine is a new development direction. 17/10/20156

7. Information Collection Methods Information retrieval : – storage, organization, performance information. – grown to a network and intelligent stage. – most common search keywords To master the use of Google search syntax rules. 17/10/20157

8. Information Collection Methods Four points: – Acquisition of the business information – Through large-scale commercial databases to retrieve information – The use of Usenet to gather business information – Get the business information through commercial tools 17/10/20158

9. Information value and information collection method 17/10/20159

10. Application Intelligent And Shopping Guide Realization Based On Data Mining. A) Questions – Are there any web site can provide a service as user's guide this selection? (ex. a psychological test) B) Achieve Object 1) Data preparation. 2) Data mining → Store the mining data. 17/10/201510

11. Application (cont.) 17/10/201511

12. Application (cont.) Intelligent Shopping Guide System Mathematical Models. Two main points: – The smart guide information collection system of mathematical models. – The object of the commodity mathematical model of intelligent guide system. 17/10/201512

13. Application (cont.) Y mn =f mn *X mn 17/10/201513

14. Conclusion Shopping intelligent guide system Based on data mining, is a kind of shopping guide application of e-commerce. Intelligence can help users find the appropriate gifts, or can provide constructive suggestions. 17/10/201514