data mining concepts and techniques book ppt

... assuming a small data size Recent data mining research has built on such work, developing scalable classification and prediction techniques capable of handling large disk-resident data In this chapter, ... cuboids for city and item, city and year, city and sales, and the 3-D cuboid for item, year, and sales In this way, an iterative technique can be used to build higher-order data cubes from lower-order ... such as binning, histogram analysis, and clustering Data cleaning, relevance analysis (in the form of correlation analysis and attribute subset selection), and data transformation are described

Ngày tải lên: 08/08/2014, 18:22

... subsets D1 , D3 , , Dk and tested on D2 ; and so on Unlike the holdout and random subsampling methods above, here, each sample is used the same number of times for training and once for testing ... of data tuples The bootstrap method works well with small data sets 14 e is the base of natural logarithms, that is, e = 2.718 366 Chapter Classification and Prediction M1 New data sample M2 Data ... long processing times and the intricacies of complex data 7.9 Clustering High-Dimensional Data Most clustering methods are designed for clustering low-dimensional data and encounter challenges

Ngày tải lên: 08/08/2014, 18:22

... interested readers to consult books dedicated to data warehousing technology 3.3.4 Metadata Repository Metadata are data about data When used in a data warehouse, metadata are the data that define warehouse ... between the current detailed data and the lightly summarized data, and between the lightly summarized data and the highly summarized data Metadata should be stored and managed persistently (i.e., ... descriptions, data partitions, data extraction, cleaning, transformation rules and defaults, data refresh and purging rules, and security (user authorization and access control) Data related to

Ngày tải lên: 08/08/2014, 18:22

... partitioning the data (mining on each partition and then combining the results) and sampling the data (mining on a subset of the data) These variations can reduce the number of data scans required ... Cheung, Han, Ng, and Wong [CHNW96] Parallel and distributed association data mining under the Apriori framework was studied by Park, Chen, and Yu [PCY95b], Agrawal and Shafer [AS96], and Cheung, Han, ... association mining was studied in Han and Fu [HF95], and Srikant and Agrawal [SA95] In Srikant and Agrawal [SA95], such mining was studied in the context of generalized association rules, and an R-interest

Ngày tải lên: 08/08/2014, 18:22

... technology in molecular biology and develops algorithms and methods to manage and analyze biological data Because DNA and protein sequences are essential biological data and exist in huge volumes as ... prefix b , c , d , e , and f , respectively This can be done by constructing the b -, c -, d -, e -, and f -projected databases and mining them respectively The projected databases as well as the ... items in em )em+1 · · · en 506 Chapter Mining Stream, Time-Series, and Sequence Data Table 8.2 Projected databases and sequential patterns prefix projected database sequential patterns a (abc)(ac)d(c

Ngày tải lên: 08/08/2014, 18:22

... complex object data and perform online analytical processing (OLAP) in such data warehouses, and (2) develop effective and scalable methods for mining knowledge from object databases and/ or data warehouses ... retrieval and multidimensional indexing methods, should be integrated with data generalization and data mining techniques to achieve satisfactory results Techniques for mining such data are further ... component of such databases can be generalized, and how the generalized data can be used for multidimensional data analysis and data mining 10.1.1 Generalization of Structured Data An important

Ngày tải lên: 08/08/2014, 18:22

... Applications and Trends in Data Mining Coupling data mining with database and/ or data warehouse systems: A data mining system should be coupled with a database and/ or data warehouse system, where ... standardize data mining products and to 11.2 Data Mining System Products and Research Prototypes 663 ensure the interoperability of data mining systems Recent efforts at defining and standardizing data mining ... difficulties using the data stored in database systems and handling large data sets efficiently In data mining systems that are loosely coupled with database and data warehouse systems, the data are retrieved

Ngày tải lên: 08/08/2014, 18:22

... the benefits of data mining in terms of time and money savings and the discovery of new knowledge 11.5 Trends in Data Mining The diversity of data, data mining tasks, and data mining approaches ... content mining, Weblog mining, and data mining services on the Internet will become one of the most important and flourishing subfields in data mining Distributed data mining: Traditional data mining ... issues in data mining The development of efficient and effective data mining methods and systems, the construction of interactive and integrated data mining environments, the design of data mining

Ngày tải lên: 08/08/2014, 18:22

... MƠN HỌC KHAI THÁC DỮ LIỆU VÀ ỨNG DỤNG ĐỀ TÀI : KHAI THÁC ĐỒ THỊ DỰA TRÊN TÀI LIỆU : Data Mining: Concepts and Techniques, Jiawei Han TP.HCM – 12/2012 Tóm tắt nội dung đồ án Đồ thị biểu thị cho ... gom nhóm phân lớp liệu đồ thị khám phá chúng với phương pháp khai thác mẫu đồ thị Chương 9:Graph Mining 9.1 Khai thác đồ thị Đồ thị ngày trở nên quan trọng việc mơ hình hóa cấu trúc phức tạp (hợp ... lập mục video, thu hồi văn bản, phân tích Web nhu cầu phân tích liệu có cấu trúc ngày tăng graph mining trở thành nhiệm vụ quan trọng Ví Dụ: Mạng cộng tác tác giả Hình 1: Ví dụ ứng dụng đồ thị

Ngày tải lên: 12/11/2015, 13:20

... evolving field like data mining, it is difficult to compose “typical” exercises and even more difficult to work out “standard” answers Some of the exercises in Data Mining: Concepts and Techniques are ... image and signal processing, and spatial data analysis (c) Explain how the evolution of database technology led to data mining Database technology began with the development of data collection and ... from databases, statistics, and machine learning? No Data mining is more than a simple transformation of technology developed from databases, statistics, and machine learning Instead, data mining

Ngày tải lên: 16/10/2021, 15:40

... this watermark DATA STREAMS: MODELS AND ALGORITHMS t... Management of Data [I 61 Deshpande A., Guestrin C., Madden S R., Hellerstein J M and Hong W (2004) Model-Driven Data Acquisition ... distributed data streams In ACM SIGMOD '03 International Conference on Management o Data, 2003 f [24] J Widom and R Motwani Query processing, resource management, and approximation in a data ... Wolff, K Bhaduri, and H Kargupta Local L2 thresholding based data f mining in peer-to-peer... they are considered as very valuable and attractive tools for many research and industrial applications

Ngày tải lên: 15/12/2013, 13:15

... E-Learning Concepts and Techniques E-Learning Concepts and Techniques E-Learning Concepts and Techniques is a collaborative e -book project by Bloomsburg University ... E-Learning Concepts and Techniques online class as well as several guest authors and contributors from around the world In order to properly introduce the E-Learning Concepts and Techniques e -book, ... Keeping it Simple – Making it Accessible 178 E-Learning Concepts and Techniques Introduction This e -book, E-Learning Concepts and Techniques, is the result of a collaborative effort by students

Ngày tải lên: 11/04/2017, 08:57

... Business Case Evaluation Data Identification Data Acquisition and Filtering Data Extraction Data Validation and Cleansing Data Aggregation and Representation Data Analysis Data Visualization Utilization ... Big Data Analytics Lifecycle Business Case Evaluation Data Identification Data Acquisition and Filtering Data Extraction Data Validation and Cleansing Data Aggregation and Representation Data ... II: STORING AND ANALYZING BIG DATA CHAPTER 5: Big Data Storage Concepts CHAPTER 6: Big Data Processing Concepts CHAPTER 7: Big Data Storage Technology CHAPTER 8: Big Data Analysis Techniques APPENDIX

Ngày tải lên: 04/03/2019, 10:04

... basic concepts and techniques for data mining, including a data mining process and popular data mining techniques It also presents R and its packages, functions, and task views for data mining ... analysis, and text mining, and also some new techniques such as social network analysis and sentiment analysis Detailed introduction of data mining techniques can be found in text books on data mining ... them from Rdata files After that, it demonstrates importing data from and exporting data to CSV files, SAS databases, ODBC databases, and EXCEL files For more details on data import and export,

Ngày tải lên: 23/10/2019, 15:32

... basic concepts and techniques for data mining, including a data mining process and popular data mining techniques It also presents R and its packages, functions, and task views for data mining ... analysis, and text mining, and also some new techniques such as social network analysis and sentiment analysis Detailed introduction of data mining techniques can be found in text books on data mining ... them from Rdata files After that, it demonstrates importing data from and exporting data to CSV files, SAS databases, ODBC databases, and EXCEL files For more details on data import and export,

Ngày tải lên: 05/11/2019, 14:26

... Dawn E Holmes and Lakhmi C Jain (Eds.) Data Mining: Foundations and Intelligent Paradigms, 2012 ISBN 978-3-642-23240-4 Dawn E Holmes and Lakhmi C Jain (Eds.) Data Mining: Foundations and Intelligent ... springer.com Preface There are many invaluable books available on data mining theory and applications However, in compiling a volume titled ? ?DATA MINING: Foundations and Intelligent Paradigms: Volume 2: ... Finn and Steve Scheding Developments and Challenges for Autonomous Unmanned Vehicles, 2010 ISBN 978-3-642-10703-0 Vol Lakhmi C Jain and Chee Peng Lim (Eds.) Handbook on Decision Making: Techniques

Ngày tải lên: 05/11/2019, 14:31

... Technology and Consumer Electronics which are often enacted into standards by the International Chapter 11 – Web Standards 167 E-Learning Concepts and Techniques Organization of Standardization ... hardware and software which will be able to browse the Web, such as telephones, pagers, and PDAs.” (WaSP, 2006) Chapter 11 – Web Standards 173 E-Learning Concepts and Techniques Web standards ... higher education and related communities to promote and address the implementation of web standards and accessibility best practices through discussion, web standards users groups, and presentations

Ngày tải lên: 23/12/2022, 17:37

... Foundations of Data Mining 665 11.3.2 Statistical Data Mining 666 11.3.3 Visual and Audio Data Mining 667 11.3.4 Data Mining and Collaborative Filtering 670 11.4 Social Impacts of Data Mining 675 11.4.1 ... amounts of data into useful information and knowledge. This book explores the concepts and techniques of data mining, a promising and flourishing frontier in data and information systems and their ... Reference Data in Enterprise Databases: Binding Corporate Data to the Wider World Malcolm Chisholm Data Mining: Concepts and Techniques Jiawei Han and Micheline Kamber Understanding SQL and Java...

Ngày tải lên: 08/08/2014, 18:22

... 97 2.7 Summary Data preprocessing is an important issue for both data warehousing and data mining, as real-world data tend to be incomplete, noisy, and inconsistent. Data preprocessing includes data cleaning, ... approximation of the original data. PCA is computationally inexpensive, can be applied to ordered and unordered attributes, and can handle sparse data and skewed data. Multidimensional data of more than ... (inclusive). 2.3 Data Cleaning 65 2.3.3 Data Cleaning as a Process Missing values, noise, and inconsistencies contribute to inaccurate data. So far, we have looked at techniques for handling missing data and...

Ngày tải lên: 08/08/2014, 18:22