Tài liệu Multimedia Data Mining 07 ppt

... dependence relationships from the data, © 2009 by Taylor & Francis Group, LLC 72 Multimedia Data Mining the literature to perform specific multimedia data mining tasks as exemplified in the ... learning theory and its applications in multimedia data mining. Sec- tion 3.11 introduces another recently developed learning theory with extensive multimedia data mining app...

Ngày tải lên: 10/12/2013, 09:15

... online transaction processing (OLTP) databases and more than 70 data warehouses. The first step is to pull the relevant data into a database or a data mart where the data analysis is applied. For example, ... 10/04/2008 1:59am Page 5 Business Problems for Data Mining 5 Anomaly detection — How do you know whether your data is ‘‘good’’ or not? Data mining can analyze your data...

Ngày tải lên: 27/01/2014, 09:20

... lý qua NSNN khác 59 PHỤ LỤC SỐ 07 DANH MỤC MÃ NHIỆM VỤ CHI NGÂN SÁCH NHÀ NƯỚC (Kèm theo Quyết định số 1441/QĐ-BTC ngày 10 tháng 6 năm 2009 của Bộ trưởng Bộ Tài chính) I. NGUYÊN TẮC PHÂN LOẠI: 1. ... gốc ngoài nước 931 Chi viện trợ 932 Dự phòng 933 Chi cải cách tiền lương 934 Chi lập Quỹ dự trữ tài chính 949 Các khoản chi còn lại 950 Bổ sung cân đối cho ngân sách cấp dưới 960 Chi từ...

Ngày tải lên: 22/12/2013, 14:16

... you want to consolidate data. ¤ Click Data ➪ Consolidate. ■ The Consolidate dialog box displays. ‹ Click the function you want to perform. Sum I f you have related data values in multiple ... combine different workbooks containing sales data for the year into one consolidated worksheet so that you can analyze all the data. Before you merge your data values, you must first de...

Ngày tải lên: 22/12/2013, 23:16

... database files. You can perform a database query to access an external database and import the desired data values. See Chapter 5 for more information on working with external data sources. Data ... 24 2) ORGANIZE WORKSHEET DATA Create a List 26 Add a Series to a List 28 Sort a List 30 Create a Custom Sort 32 Consolidate Data 36 Outline Your Data 40 3) EVALUATE WORKSHEET DATA Ap...

Ngày tải lên: 22/12/2013, 23:16

... Implementing a Data Mining Process Using Office 2 007 187 Introducing the Data Mining Client 188 Importing Data Using the Data Mining Client 189 Data Exploration and Preparation 190 Discretizing Data with ... 584 Exploring New Data Mining Frontiers and Opportunities 585 Further Reference 586 Microsoft Data Mining 586 General Data Mining 586 Appendix A: Data Set...

Ngày tải lên: 22/01/2014, 22:20

... BASED DATA MINING TECHNIQUES The objective of data mining is to extract valuable information from one’s data, to discover the ‘hidden gold’. In Decision Support Management terminology, data mining ... one search for patterns of information in data (Parsaye, 1997). Figure 2: Rule Induction process Data mining techniques are based on data retention and data distillation. R...

Ngày tải lên: 11/12/2013, 23:15

... the mining tool the customer had selected, causing repeated mining software failures and system crashes during mining. The data reduction methodology described above reduced the data ... density manifold stability. But here is where data preparation steps into the data survey. The data survey (Chapter 11) examines the data set as a whole from many different...

Ngày tải lên: 15/12/2013, 13:15

... do with data mining? The whole purpose of the data survey is to help the miner draw a high-level map of the territory. With this map, a data miner discovers the general shape of the data, as ... can be used to examine data as instances, data as variables, the data set as a whole, and various parts of a data set. Entropy and mutual information are used to evaluate data in...

Ngày tải lên: 15/12/2013, 13:15

... test data set (top) and an 85.8283% accuracy in the test data for the prepared data set (bottom). 12.4 Practical Use of Data Preparation and Prepared Data How does a miner use data ... working with the data. When the data is easy to model, better models come out faster, which is the technical purpose of data preparation. How does data preparation make the...

Ngày tải lên: 15/12/2013, 13:15