Lecture 4 Association Rules of Data Reasoning Dr.李晓瑜Xiaoyu Li Email:xiaoyuuestc@uestc.edu.cn http://blog.sciencenet.cn/u/uestc2014xiaoyu 2019-Spring SunData Group http://www.sundatagroup.org School of Information and Software Engineering,UESTC 1966 Copyright2019 by Xiaoyu Li
Dr.李晓瑜 Xiaoyu Li Email：xiaoyuuestc@uestc.edu.cn http://blog.sciencenet.cn/u/uestc2014xiaoyu 2019-Spring Lecture 4 Association Rules of Data Reasoning SunData Group http://www.sundatagroup.org/ School of Information and Software Engineering, UESTC Copyright © 2019 by Xiaoyu Li. 1
S1at3Go是10 Content (5H) 4.1 The basic concept of association rules 4.2 Low-dimensional binary association rules .4.3 Multi-level association rules 4.4 Multidimensional association rules 4.5 The Affinity analysis based on the association mining 5 Copyright 2019 by Xiaoyu Li
Content（5H） 4.1 The basic concept of association rules 4.2 Low-dimensional binary association rules 4.3 Multi-level association rules 4.4 Multidimensional association rules 4.5 The Affinity analysis based on the association mining Copyright © 2019 by Xiaoyu Li. 5
Group Target DATA Based on Apriori algorithm of low dimensional binary association rule learning. Multidimensional association rules discovery and learning. 6 Copyright 2019 by Xiaoyu Li
Target Based on Apriori algorithm of low dimensional binary association rule learning. Multidimensional association rules discovery and learning. Copyright © 2019 by Xiaoyu Li. 6
Association rules Part IⅡ Introduction Non-Structured 。Raw data ·Regression 。 Key problem ·Pre-processing ●Association ·Conclusion ·Clustering ·Classification Part I Part Fig.1.Review the structure of course 7 DATA Copyright 2019 by Xiaoyu Li
7 • Introduction • Raw data • Pre-processing Part I • Regression •Association • Clustering • Classification Part II • Non-Structured • Key problem • Conclusion Part III Fig.1. Review the structure of course Copyright © 2019 by Xiaoyu Li. Association Rules
Example Which items are frequently purchased together by customers? Shopping Baskets bread milk bread milk bread milk cereal sugar eggs butter Customer 1 Customer 2 Customer 3 sugar eggs Market Analyst Customer n DATA 8 Copyright 2019 by Xiaoyu Li
Copyright © 2019 by Xiaoyu Li. 8 Example