using resampling to analyze data
Thuyết trình OLAP USING SSAS TO ANALYZE OLAP CUBE IN RETAIL DATABASE
Ngày tải lên :
14/09/2015, 18:51
... large volume database To generate automated reports for human view INTRODUCTION TO OLAP INTRODUCTION TO OLAP Why we need OLAP ? • • • Increasing data storage Data versus Information Data layout ... mining Data Marts Data Sources Data Storage OLAP Engine Front-End Tools 21 DATA WAREHOUSE Applications of data warehouses Data Mining Web Mining Decision Support Systems (DSS) 22 DATA WAREHOUSE ... easier to write 20 Data warehousing architecture Monitor other DBs OLAP Server Integrator sources Operational & Metadata Analysis Extract Transform Load Refresh Data Serve Query Reports Warehouse Data...
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Tài liệu Module 9: Using XML to Exchange Data pptx
Ngày tải lên :
21/12/2013, 19:15
... intended to contain data Their presence is sufficient to convey meaning, as shown in the following example: 10 Module 9: Using XML to Exchange Data The ... observed when using XML to exchange data ix THIS PAGE INTENTIONALLY LEFT BLANK Module 9: Using XML to Exchange Data # Overview ! Introduction to XML ! Validating XML Documents ! Using the Document ... the following example: to this syntax > Module 9: Using XML to Exchange Data XML Syntax (continued) ! Attributes ...
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Tài liệu Using XPath to Query Data in a DataSet doc
Ngày tải lên :
26/01/2014, 10:20
... the topics "Guidelines for Using XPath Queries" and "Using XPath Queries." In NET, the DataSet is synchronized with the XmlDataDocument As a result, in some cases XML services can be used to access ... access the XmlDataDocument to perform certain functionality more conveniently than could be accomplished using the DataSet directly To execute an XPath query against the contents of a DataSet, call ... Orders and Order Details data If the Nested property were false, you'd have to use a second XPath query to retrieve the Order Details data from the XMLDataDocument for the DataSet [ Team LiB ] ...
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Using optisystem to analyze CATV systems
Ngày tải lên :
05/04/2016, 22:22
... development of the different harmonic distortions Intermodulation distortions For the analysis of intermodulation distortions (layout Intermodulation distortions), two tone modulation is applied ƒ1 = 500MHz, ƒ2 = 525MHz To change the modulation index, the amplitude of the carrier generator is swept ... Get access to all our software tools instantly! No need to speak with a sales representative Figure 1: Harmonic distortions As we can see, the harmonic distortions can be seen at the tones nƒ1, n is the integer ... Photonics West 2016: Booth #2540 February 1618 Photonics West is the premier photonics and laser event. With more than 1,250 companies, this exhibition… Evaluate Our Product: Get access to all our software...
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Using LINQ to DataSet
Ngày tải lên :
03/10/2013, 00:20
... alternatives to LINQ to DataSet LINQ to Entities, discussed in Chapter 19, Using LINQ to Entities,” can process external data without the need to load full tables into memory Querying with LINQ to DataSet: ... LINQ to DataSet, using ADO.NET DataTable objects in LINQ queries is identical to using standard collection objects The first step involves converting a data table to its enumerable equivalent using ... valid data before you make the query When dealing Chapter 18 Using LINQ to DataSet 309 with data from external sources, you must bring any data you plan to include in a LINQ query into the...
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Module 4: Using ADO to Access XML Data
Ngày tải lên :
22/10/2013, 16:15
... Data Island Use XML-aware browsers to process XML data on the client A common technique is to store the data in an XML data island on the Web page, and bind data controls to the XML data by using ... Using ADO to Access XML Data 31 Best Practices Topic Objective To identify best practices for using ADO to retrieve XML data Lead-in Keep in mind the following best practices when using ADO to ... ADO-based data access solutions to retrieve data from the Northwind Traders database Estimated time to complete this lab: 15 minutes 18 Module 4: Using ADO to Access XML Data Exercise Retrieving XML Data...
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Module 3: Using ADO.NET to Access Data
Ngày tải lên :
27/10/2013, 07:15
... Module 3: Using ADO.NET to Access Data Using DataViews Topic Objective To explain the role of DataViews in accessing data from a database by using DataSets Lead-in To access data from a DataSet, ... ONLY 10 Module 3: Using ADO.NET to Access Data Connecting to a Data Source Topic Objective To describe how to connect to a data source by using ADO.NET Lead-in Connecting to a data source is the ... 12 Module 3: Using ADO.NET to Access Data # Accessing Data With DataSets Topic Objective To introduce the topics included in the section ! Using DataSets to Read Data Lead-in ! Storing Multiple...
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Module 5: Using HTTP to Access XML Data
Ngày tải lên :
04/11/2013, 13:15
... “virtual root” both refer to an IIS virtual directory 2 Module 5: Using HTTP to Access XML Data Enabling HTTP Access to SQL Databases Topic Objective To introduce the topics in this section Lead-in ... 2000 data sources You will also learn how to use a Uniform Resource Locator (URL) query to test a virtual directory Module 5: Using HTTP to Access XML Data Publishing SQL Server Data over HTTP Topic ... 5: Using HTTP to Access XML Data Web sites Many Web sites are used primarily to publish data Allowing access to a SQL Server database through a virtual directory makes it possible to publish data...
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Tài liệu Using Transaction Isolation Levels to Protect Data doc
Ngày tải lên :
14/12/2013, 18:16
... table with Orders DataTable dt = new DataTable( ); da.Fill(dt); // Bind the default view of the table to the grid dataGrid.DataSource = dt.DefaultView; cancelButton.Enabled = true; dataGrid.ReadOnly ... SqlCommand(sqlText, conn, tran); // Create a DataAdapter to retrieve all Orders SqlDataAdapter da = new SqlDataAdapter(cmd); // Define a CommandBuilder for the DataAdapter SqlCommandBuilder cb = new ... connection tran.Rollback( ); conn.Close( ); // Unbind the grid dataGrid.DataSource = null; startButton.Enabled = true; } private void UsingLockingHintsForPessimisticLockingForm_Closing( object sender,...
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báo cáo hóa học:" Using individual growth model to analyze the change in quality of life from adolescence to adulthood" potx
Ngày tải lên :
20/06/2014, 15:20
... widely used to examine the unique trajectories of individuals and groups in repeated measures data [17-20] This technique is increasingly used to analyze the changes over time in QOL data [7-10] ... http://www.hqlo.com/content/4/1/10 to examine Second, we show how to fit an individual growth model by using SAS and how to interpret the results Third, we estimate the overall trajectory of QOL as well as ... differences in the parameters that define this trajectory (e g., slopes, intercepts) In addition, we attempt to account for such variability in trajectories by using gender and psychiatric disorder Fourth,...
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Using Visual Basic NET Databases to Create Pricing Trading R_3 pot
Ngày tải lên :
20/06/2014, 23:20
... userdefined data type QuoteData Dim qdPriceData As QuoteData() = New QuoteData(10) {} And we could reference the individual elements of a QuoteData array in the following way: qdPriceData(3).dblClose ... dblPriceData As Double() Dim intNumElements As Integer Dim blnMoreData As Boolean Do While blnMoreData intNumElements += ReDim Preserve dblPriceData(intNumElements) ‘ Read data feed and set blnMoreData ... in finance to hold data, matrix math, and build trees for pricing derivatives Important things to take note of are how to employ dynamic array sizing and how to pass and return arrays to and from...
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Using Visual Basic NET Databases to Create Pricing Trading R_4 docx
Ngày tải lên :
20/06/2014, 23:20
... static data such as historical price or trade history data, often in a flat file Regardless of the brand of database software, both these types of databases will be managed using the relational database ... types of databases used in financial markets: operational databases and analytical databases Operational databases store dynamic data such as portfolio and position information Analytical databases ... example using a relational database in the front office On a trading desk, we may want to attribute trading profits and losses to different factors so as to assess the success of an automated trading...
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Using Visual Basic NET Databases to Create Pricing Trading R_5 doc
Ngày tải lên :
20/06/2014, 23:20
... Let’s create a DataTable and add it to the DataSet Dim dtIBMdata As New DataTable("IBMdata") myDataSet.Tables.Add(dtIBMdata) COLUMNS, DATACOLUMNCOLLECTIONS, AND DATACOLUMNS The DataTable’s Columns ... ADO.NET 211 myAdapter.Fill(myDataSet, "AXPdata") myConnect.Close() DataGrid1.DataSource = myDataSet DataGrid1.DataMember = "AXPdata" Label1.Text = myDataSet.Tables("AXPdata").Rows(0).Item("ClosePrice") ... OleDbDataAdapter(TextBox1.Text, myConnect) myConnect.Open() myDataSet = New DataSet() myAdapter.Fill(myDataSet, "myData") DataGrid1.DataSource = myDataSet DataGrid1.DataMember = "myData" Catch MsgBox("Please enter a valid...
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Using Visual Basic NET Databases to Create Pricing Trading R_6 pdf
Ngày tải lên :
20/06/2014, 23:20
... suspicious data, fixing bad data, and applying the fix to the data set or preferably saving the data to a new data source The methods we choose to accomplish these three tasks constitute a data transformation ... should be executed using the first button, and all other transactions should be executed using this new, second button The SQL INSERT statement enables us to add data to a table in a database Here ... are using For example, to make your DML changes visible to the rest of the users of the database, you may need to include a COMMIT If you have made an error in updating data and wish to restore...
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Using Visual Basic NET Databases to Create Pricing Trading R_8 potx
Ngày tải lên :
20/06/2014, 23:20
... OleDbDataAdapter("Select * From OptionTrades, _ myConnect) Dim myDataSet As New DataSet() myConnect.Open() myAdapter.Fill(myDataSet, "myData") DataGrid1.DataSource = myDataSet DataGrid1.DataMember ... website XML DATA SOURCES ADO.NET provides additional functionality that allows us to convert data in a database into XML VB.NET DataSet objects provide methods that create XML documents from a data ... with options Moreover, the historical simulation method is easy to implement as long as reliable historical data is available If time-series data for the relevant factors is not available, implementation...
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Using Visual Basic NET Databases to Create Pricing Trading R_9 potx
Ngày tải lên :
20/06/2014, 23:20
... Dim stock2 As New Stock("INTC", 20, 1.25, 3000) Dim stock3 As New Stock("GE", 50, 0.5, 5000) myPortfolio.Add(stock1.Ticker, stock1) myPortfolio.Add(stock2.Ticker, stock2) myPortfolio.Add(stock3.Ticker, ... –268 Databases, 187 DataColumnCollection, 207 – 208 DataColumns, 207 –208 DataGrids, 201 – 202 DataRowCollections, 208 – 209, 212 – 213, 251 – 252 DataRows, 208 – 209 DataSet model, 202 DataSets, ... 365 – 367 StdNormRand() function, 100 Step Into button, 160 Step Out button, 160 Step Over button, 160 Stock index futures, 54– 60 Stop Debugging button, 160 STP (see Straight-through processing)...
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Báo cáo y học: "A statistical framework for modeling gene expression using chromatin features and application to modENCODE datasets" pptx
Ngày tải lên :
09/08/2014, 22:23
... profiles, histone modification profiles, and DNA binding data for transcription factors and histone-modifying proteins This large compendium of datasets provides an unprecedented opportunity to investigate ... predictor matrix for each bin These predictor matrices were used to predict expression of transcripts by support vector machine (SVM) or support vector regression (SVR) models The genome-wide data ... [37,38] These factors are supposed to have different binding patterns in the X chromosome than in autosomes We therefore analyzed their correlation patterns in X genes and autosomal genes separately...
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Báo cáo y học: "Using an agent-based model to analyze the dynamic communication network of the immune response" docx
Ngày tải lên :
13/08/2014, 16:20
... in response to other agents in apoptotic (non- inflammatory or programmed cell death) and necrotic (inflammatory; killed by environmental factors) states BCell Agents were updated to include more ... difference between cytotoxic T lymphocytes and natural killer cells is that the cytotoxic T lymphocytes require antigen presentation in the lymph node (to become activated to kill) but the natural ... equal to “StopSimulationAt:” Any other parameters may be altered, and the simulation is started with the triangle in the toolbar The simulation can be stopped with the square button in the toolbar...
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Using analysis tools to modify databases
Ngày tải lên :
21/10/2014, 10:10
... ordering Exercise Convert vector data to grid format The objective of this exercise is to learn how to convert vector data, the Rivers.shp theme, into a grid theme of raster data During the conversion ... coordinate to that location When to use raster In some analyses, raster data is more appropriate than vector data Depending on the analysis you're performing, however, vector or raster data or both ... contain No Data values that correspond to the No Data cells in the mask By setting the mask, the analysis can be focused to the areas of interest in the mask You can use the Map Calculator to create...
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Optimal cost and allocation for UPFC using HRGAPSO to improve power system security and loadability
Ngày tải lên :
05/09/2013, 15:28
... large constant positive constant M is selected to convert the MLL into a maximum one The coefficient a1 to a3 are optimized by trial and error to 0.237 , 0.315 and 0.448 respectively 3.5 Problem ... The term vi is limited to its bounds If the velocity violates this limit, it is set to its proper limit w is the inertia weight factor and in general, it is set according to the following equation: ... The objective of this section is to give a power flow model for a power system with a UPFC device Modified Newton-Raphson algorithm as described in [5] is used to solve the power flow equations...
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