3 database initialization parameters for oracle data mining

... different categories for each dataset The datasets were partitioned into training and test datasets without overlap In the case of D1, 80% was used for GARC learning and 20% for testing and in ... used On average, the GARC performed best for D1 followed by D3 and the lowest average was obtained for D2 Table 3 Performance of GARC (macro average %) for each dataset based on the top ranked ... revised and used for categorization The same settings of the GARC parameters (Table 2) were used, while the parameters of the AC were as follows: 10% for minimum support and 50% for minimum confidence

Ngày tải lên: 26/05/2020, 22:47

... Trang 1 UNIVERSITY OF INFORMATION TECHNOLOGY - VNUHCM FACULTY OF COMPUTER SCIENCE REPORT FOR SUBJECT DATA MINING AND APPLICATION TOPIC MOVIES SUCCESS PREDICTION FOR CINEMA Lecturer: PhD ... predictive accuracy Experiment Data Understanding and Mining The dataset used in this analysis was sourced from IMDb and is available on Kaggle ad) This dataset comprises information on over 7,500 ... insights into actionable recommendations for cinema owners Trang 4accurately assess the potential success of a movie before its release By leveraging various data mining techniques, we aim to uncover

Ngày tải lên: 11/02/2025, 16:19

... actual mining due to their limited data capacity and inability to handle certain types of operations needed in data preparation, data surveying, and data modeling For exploring small data sets, ... structure form of data representation 2.6.2 Building Data—Dealing with Variables The data representation can usefully be looked at from two perspectives: as data and as a data set The terms “data” ... modeling a grocery store chain’s data The original problem occurred in the definition of the structure of the database that was used to collect the data In a database, missing and empty values

Ngày tải lên: 24/10/2013, 19:15

... may include such features as creating a pseudo-variable for “North,” one for “South,” another for “East,” one for “West,” and perhaps others for other features of interest, such as population density ... of pseudo-variable inputs for each alpha label—that is, for this example, a unique pattern for each item in the produce department The domain expert must make sure, for example, either that the ... Why? Because for much of this curve, there is no single value of y for every value of x Take the point x = 0.7, for example There are three values of y: y = 0.2, y = 0.7, and y = 1.0 For a single

Ngày tải lên: 08/11/2013, 02:15

... the U.S for the period covered are actually in the data set Predicting Origin Information metrics Figure 11.16 shows an extract of the information provided by the survey The cars in the data set ... But what does the survey have to say about this data set for predicting a car’s origin? Figure 11.16 Extract of the data survey report for the CARS data set when predicting the cars ORIGIN Cars ... car, given the information in this data set Moving ahead to cI(X;Y) = 1 for a moment, this too indicates that the task is learnable, and that the information inside the channel (data set) is sufficient

Ngày tải lên: 15/12/2013, 13:15

... unprepared data shows an 81.8182% accuracy on the 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 ... Trang 9Data preparation looked at here has dealt with data in the form collected in mainly corporate databases Clearly this is where the focus is today, and it is also the sort of data on which data ... which data mining tools and data modeling tools focus The near future will see the development of automated data preparation tools for series data Approaches for automated series data preparation

Ngày tải lên: 15/12/2013, 13:15

... supported for iSQL*Plus and Oracle Enterprise Manager Database Control 4 Check Hardware Requirements To ensure that both nodes in the cluster meet the minimum requirements to install Oracle Database ... and write to them For performance and availability reasons, you should use at least two shared disks for your database files Trang 8Table 2 lists the disk space requirements for Oracle Real Application ... Trang 1Oracle® Real Application ClustersQuick Installation Guide for Oracle Database Standard Edition 10g Release 1 (10.1.0.2.0) for Windows Part No B13889-01 April

Ngày tải lên: 21/12/2013, 04:17

... makes a database administrator valuable Oracle is a leading vendor of database technology Many companies use Oracle databases to store mission-critical data Recovery Manager (RMAN) is Oracle’s ... however, applies equally to Oracle Database 10g We specifically mention whenever we’re discussing a feature not available in Oracle Database 10g. Types of Database Failures Since database backups are ... the database instance by using the Oracle command startup from the SQL*Plus command line Since the database wasn’t cleanly shut down and the database files aren’t synchronized, Oracle will perform

Ngày tải lên: 19/01/2014, 22:20

... Trang 1Books for professionals By professionals®RMAN Recipes for Oracle Database 11g: A Problem-Solution Approach Dear Reader, RMAN is the tool of choice for Oracle database backup and ... Duplicating Databases and Transporting Data 443 15-1 Renaming Files in a Duplicate Database 444 15-2 Creating a Duplicate Database on the Same Host 450 15-3 Duplicating a Database Without ... Recovery 326 11-5 Performing Database-Level Recovery 327 11-6 Performing Tablespace-Level Recovery 329 11-7 Performing Datafile-Level Recovery 330 11-8 Restoring Datafiles to Nondefault

Ngày tải lên: 19/01/2014, 22:20

... tables Most spatial databases use a special data type to store spatial data in a database Let’s refer to this type as the geometry Users can add columns of type geometry to a database table in ... specification for the object model Trang 7Oracle Spatial makes it possible to process geodata within the same information platform used forall other data types (see the emphasis on Information Systems ... with some data storage dedicated to spatial objects (usually based on proprietary formats) and some for their attributes (usually a database) This choice was legitimate when main-stream databases

Ngày tải lên: 19/01/2014, 22:20

... Location Information to Tables 38 Application-Specific Data 38 Geographic Data 42 Metadata for Spatial Tables 45 Dictionary View for Spatial Metadata 45 Populating Spatial Metadata for Your ... Spatial Information Management 3 Using Spatial Information in Various Industries 5 Sources of Spatial Data 7 Managing and Analyzing Spatial Data 7 Storing Spatial Data in a Database ... Trang 2Ravi Kothuri, Albert Godfrind, and Euro Beinat Pro Oracle Spatial forTrang 3Pro Oracle Spatial for Oracle Database 11gCopyright © 2007 by Ravi Kothuri, Albert Godfrind, Euro

Ngày tải lên: 19/01/2014, 22:20

... the original database Figure shows a DataGuide for the sample OEM database from Figure In Lore, a DataGuide plays a role similar to metadata in traditional database systems The DataGuide may ... Java presentation of a DataGuide This DataGuide summarizes an existing database for Stanford's Database Group, similar in structure to but much larger than the sample database used throughout ... explicitly created before any data is loaded; in Lore, DataGuides are dynamically generated and maintained over all or part of an existing database For a given OEM database, there are many DataGuides that...

Ngày tải lên: 23/03/2014, 12:20

... Introduction to Data Mining separate face becomes a Star Plots for Iris Data Setosa Versicolour Virginica © Tan,Steinbach, Kumar Introduction to Data Mining 29 Chernoff Faces for Iris Data Setosa ... Kumar Introduction to Data Mining 30 OLAP On-Line Analytical Processing (OLAP) was proposed by E F Codd, the father of the relational database Relational databases put data into tables, while ... Kumar Introduction to Data Mining 35 OLAP Operations: Data Cube The key operation of a OLAP is the formation of a data cube A data cube is a multidimensional representation of data, together with...

Ngày tải lên: 15/03/2014, 09:20

... NET data provider for Oracle Oracle's Data Provider (ODP NET) Oracle Client Oracle database Microsoft's NET data providers for ODBC and OLEDB are not intentionally developed exclusively for Oracle ... information from Oracle database The� OracleDataAdapter class is mainly used to populate datasets or data tables for offline use (disconnected use) The OracleDataAdapter simply connects to the database, ... Arrays from Oracle Database 116 Working with REF CURSOR Using ODP.NET 122 Sending an Array to Oracle Database Receiving an Array from Oracle Database Pulling from REF CURSOR Using OracleDataReader...

Ngày tải lên: 27/06/2014, 06:20

... save in the data mining model OLE DB for Data Mining is an extension of OLE DB that lets data mining client applications use data mining services from a broad 3.4 OLE DB for data mining architecture ... integrate database back-end products and SQL databases in general 3.4 OLE DB for data mining architecture The OLE DB for data mining (DM) specification is an extension of the OLE DB for OLAP services ... providers OLE DB for Data Mining treats data mining models as a special type of table When you insert the data into the table, a data mining algorithm processes the data and the data mining model...

Ngày tải lên: 08/08/2014, 22:20

... at data The Lure of Statistics: Data Mining Using Familiar Tools Looking at Discrete Values Much of the data used in data mining is discrete by nature, rather than contin­ uous Discrete data ... large volumes of data, data mining has the connotation of searching for data to fit preconceived ideas This is much like what politicians around election time—search for data to show the success ... Statistics: Data Mining Using Familiar Tools For statisticians (and economists too), the term data mining has long had a pejorative meaning Instead of finding useful patterns in large volumes of data, ...

Ngày tải lên: 14/08/2014, 11:21

... bias Determining data structure Building the PIE Surveying the data Modeling the data 3.3.1 Stage 1: Accessing the Data The starting point for any data preparation project is to locate the data This ... normalization used in a database Recall that the assumption for this discussion is that the data is present as a single table Putting data into its various normal forms in a database requires use ... preparation activities Data Issue: Representative Samples A perennial problem is determining how much data is needed for modeling One tenet of data mining is “all of the data, all of the time.”...

Ngày tải lên: 24/10/2013, 19:15

... original information This additional information actually forms another data stream and enriches the original data Enrichment is the process of adding external data to the data set Note that data enhancement ... example of enhancing the data No external data is added, but the existing data is restructured to be more useful in a particular situation Another form of data enhancement is data multiplication When ... between variables also needs to be considered In every data mining application, the data set used for mining should have some underlying rationale for its use Each of the variables used should have...

Ngày tải lên: 29/10/2013, 02:15

... numerating the alphas, but also for conducting the data survey and for addressing various problems and issues in data mining Becoming comfortable with the concept of data existing in state space ... standard deviation of the sample For large numbers of instances, which will usually be dealt with in data mining, the difference is miniscule.) There is another formula for finding the value of the ... of the original data sample Random sampling does that If the original data set represents a biased sample, that is evaluated partly in the data assay (Chapter 4), again when the data set itself...

Ngày tải lên: 29/10/2013, 02:15

... of the database upgrade process For detailed information about upgrading the database, see Oracle Database Migration For information about upgrading ODM, see Section 3.6 3.2.3 Database Initialization ... must be an Oracle database with either the Oracle Data Mining option or the Oracle Data Mining Scoring Engine option installed The Oracle Data Pump Export Utility (expdp) is used for database and ... the end of a line of input Overview Oracle Data Mining (ODM) embeds data mining within the Oracle database The data never leaves the database — the data, data preparation, model building, and...

Ngày tải lên: 04/11/2013, 12:15