segmentation in video data
Báo cáo hóa học: " Research Article Video Data Hiding for Managing Privacy Information in Surveillance Systems" ppt
... filled in the Obfuscation Unit using video in- painting as proposed in [14] The privacy object information is sent to the Secure Data Hiding unit to be encrypted and embedded inside the modified video ... Nguyen, “Protecting and managing privacy information in video surveillance systems,” in Protecting Privacy in Video Surveillance, Springer, New York, NY, USA, 2009 18 [32] Video Coding for Low Bitrate ... this work, we propose using video data hiding for preserving the privacy information in the modified video itself in a seamless fashion Using data hiding, the video bit stream will be accessible...
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Báo cáo hóa học: " MPEG-4 Authoring Tool Using Moving Object Segmentation and Tracking in Video Shots" ppt
... analysis in contentbased video coding and indexing,” Signal Processing, vol 66, no 2, pp 125–142, 1998 B Erol and F Kossentini, “Automatic key video object plane selection using the shape information ... Athens, Greece, in 1967, the M.A., and Ph.D degrees in electrical engineering from Princeton University, Princeton, NJ, in 1969 and 1970, respectively He then joined the Electrical Engineering Department ... described in Sections and in order to create arbitrarily shaped video objects and insert them into the scene He can also insert sound and natural video streams, add interactivity to the scene using...
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A hierarchical multi modal approach to story segmentation in news video
... news video to assist in story segmentation Preprocessing News video Video Interactive Speech to text Audio Story segmentation Story segmentation Story summarization Story summarization Indexing Indexing ... news video broadcast needs to be segmented into appropriate units to support this kind of access Research on segmenting an input video into shots, and using these shots as the basis for video ... scene into another scene, in which one gradually decreasing in intensity (fade out), the other gradually increasing (fade in) at the same time and rate Lastly, wipe shows the new scene appearing...
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Automatic text detection in video frames.
... following the algorithm presented in this paper The experimental data are from the various videos of some movies The total length of these videos is about 70 minutes The testing data contain 205 video ... blocks are input to train the BP network During the training process, the bootstrap is introduced into our method Bootstrap means that when the output of the BP network is text block that is in fact ... features are input as the train samples into the ANN to train the network The bootstrap is introduced into this process Those non-text blocks that are classified as textblocks falsely are put in the...
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Some studies on a probabilistic framework for finding object-oriented information in unstructured data
... contribution Bearing in mind the importance of searching information on the Web, studies have shown that current search engine is not suitable for finding object in a specific domain on the Internet ... relational approach to incrementally extracting and querying structure in un-structured data In VLDB 2007 [11] Ian H Witten and Eibe Frank Data Mining: Practical machine learning tools and techniques ... probabilistic framework for finding object-oriented information in unstructured data This chapter also gives their advantages and shortcoming in solving object search problem Chapter introduces our general...
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Inclusion of new types in relational database systems
... described in [ONG84] Our initial experience with the system is that dynamic linking is not preferable to static linking One problem is that initial loading of routines is slow Also, the ADT routines ... number of index keys in an index number of pages in the index the constant appearing in: rel-name.field-name OPR value the maximum value in the key range if known the minimum value in the key ... an installation wants at the time the DBMS is installed In this case, all routines could be linked into the run time system at system installation time by the linker provided by the operating...
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Executing Commands that Modify Information in the Database
... use the ExecuteNonQuery() method to run INSERT, UPDATE, and DELETE statements */ using System; using System .Data; using System .Data. SqlClient; class ExecuteInsertUpdateDelete { public static void ... while (mySqlDataReader.Read()) { Console.WriteLine("mySqlDataReader[\" CustomerID\"] = " + mySqlDataReader["CustomerID"]); Console.WriteLine("mySqlDataReader[\" CompanyName\"] = " + mySqlDataReader["CompanyName"]); ... mySqlDataReader["CustomerID"] = J2COM mySqlDataReader["CompanyName"] = New Company Number of rows deleted = Executing DDL Statements Using the ExecuteNonQuery() Method In addition to running INSERT,...
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Tài liệu Finding DataRowView Objects in a DataView docx
... index 1, the Find() method returns Note DataRowView objects in a DataView start at index Therefore, BSBEV occurs at index Finding DataRowView Objects Using the FindRows() Method The FindRows() method ... DataRowView Listing 13.2 shows a program that uses the Find() and FindRows() methods Listing 13.2: FINDINGDATAROWVIEWS.CS /* FindingDataRowViews.cs illustrates the use of the Find() and FindRows() ... FindRows() methods of a DataView to find DataRowView objects */ using System; using System .Data; using System .Data. SqlClient; class FindingDataRowViews { public static void Main() { SqlConnection...
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Tài liệu Finding, Filtering, and Sorting Rows in a DataTable ppt
... DESC", DataViewRowState.OriginalRows); foreach (DataRow myDataRow in productDataRows) { foreach (DataColumn myDataColumn in productsDataTable.Columns) { Console.WriteLine(myDataColumn + "= " + myDataRow[myDataColumn]); ... Console.WriteLine("Using the Find() method to locate DataRow object " + "with a ProductID of 3"); DataRow productDataRow = productsDataTable.Rows.Find("3"); foreach (DataColumn myDataColumn in productsDataTable.Columns) ... 10248, 11 }; DataRow orderDetailDataRow = orderDetailsDataTable.Rows.Find(orderDetails); Filtering and Sorting DataRow Objects in a DataTable To filter and sort the DataRow objects in a DataTable,...
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Tài liệu Accessing Deleted Rows in a DataTable pptx
... sample code contains three event handlers: Form.Load Sets up the sample by creating a DataTable containing Orders data from Northwind A view containing the Current rows is bound to a data grid on ... default when accessing rows in a DataTable or in a DataView The solution demonstrates an approach for getting Deleted rows from both a DataTable and a DataView Deleted rows include only those ... using System; using System.Configuration; using System.Text; using System .Data; using System .Data. SqlClient; private DataView dv; // private void AccessDataSetDeletedRowsForm_Load(object...
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Tài liệu Selecting the Top n Rows in a DataTable doc
... // Fill the Orders table SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["Sql_ConnectString"]); DataTable dt = new DataTable(ORDERS_TABLE); da.Fill(dt); ... when making non-numeric comparisons in the filter expression At this point, we are done unless there can be more than one instance of the value in the nth record, as is the case with Freight In this ... filter records in a DataTable or DataView, there is no method in either class to select the top n rows The procedure to get the user-specified top n rows with the largest Freight value involves several...
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Tài liệu Finding Rows in a DataView doc
... source table with schema and data SqlDataAdapter da = new SqlDataAdapter("SELECT * FROM Orders", ConfigurationSettings.AppSettings["Sql_ConnectString"]); DataTable dt = new DataTable("Orders"); da.FillSchema(dt, ... foundRows.Length + Environment.NewLine); } resultTextBox.Text = result.ToString( ); } Discussion The Find( ) and FindRows( ) methods of the DataView search for rows in a DataView using its sort key values ... explicitly set Setting the Sort property of the DataView to a string containing one or more column names followed by nothing, or ASC for an ascending sort, or by DESC for a descending sort Use commas...
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Tài liệu Modifying Rows in a DataTable phần 1 ppt
... to // create a new DataRow Console.WriteLine("Calling myDataTable.NewRow()"); DataRow myNewDataRow = myDataTable.NewRow(); Console.WriteLine("myNewDataRow.RowState = " + myNewDataRow.RowState); ... object named myDataSet and populates it by calling mySqlDataAdapter.Fill(): DataSet myDataSet = new DataSet(); mySqlConnection.Open(); int numOfRows = mySqlDataAdapter.Fill(myDataSet, "Customers"); ... void AddDataRow( DataTable myDataTable, SqlDataAdapter mySqlDataAdapter, SqlConnection mySqlConnection ) { Console.WriteLine("\nIn AddDataRow()"); // step 1: use the NewRow() method of the DataTable...
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Tài liệu Modifying Rows in a DataTable phần 2 docx
... DisplayDataRow( DataRow myDataRow, DataTable myDataTable) { Console.WriteLine("\nIn DisplayDataRow()"); foreach (DataColumn myDataColumn in myDataTable.Columns) { Console.WriteLine(myDataColumn ... DisplayDataRow() is as follows: In AddDataRow() Calling myDataTable.NewRow() myNewDataRow.RowState = Detached Calling myDataTable.Rows.Add() myNewDataRow.RowState = Added Calling mySqlDataAdapter.Update() ... affected by the method call In this example, one is returned since one row was added Modifying a DataRow in a DataTable To modify a DataRow in a DataTable, you use the following steps: Set the PrimaryKey...
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Tài liệu Managing time in relational databases- P1 ppt
... pipeline datasets are contained in the single table that is their destination or their point of origin In this world, maintaining data is a “submit it and forget it” activity, not one in which maintenance ... along inflow pipelines, and posted transactions as data destined for some kind of logfile, and as moving towards that destination along outflow pipelines So if we can bring pending transactions into ... of InBase, Inc., has more than 24 years of experience in IT, specializing in enterprise data architecture, including the logical and physical modeling of very large database (VLDB) systems in...
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Tài liệu Managing time in relational databases- P2 pptx
... when brought on-line and assembled into a single database instance, and data marts are the form that transaction logs took when brought online and assembled into their database instances The former ... management losing faith in data warehouse projects As these large projects fell increasingly behind schedule and rose increasingly over budget— something large projects tend to do—the pressure increased ... magnitude, the amount of data contained in those terabyte-sized fact tables themselves Since including uni-temporal or bi-temporal data in the dimensions of a data mart would increase the Chapter...
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Tài liệu Managing time in relational databases- P3 doc
... that point in time forward to the point in time we are interested in But the defining feature of reconstructable methods is not the movement of data from off-line to on-line storage The defining ... waiting for the data, and the decisions delayed until the data becomes available In an increasingly fast-paced business world, the opportunity cost of delays in accessing data is increasingly ... partitioning of the former We think that the most important distinction among methods of managing queryable data is the distinction between data about things and data about events Things are...
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Tài liệu Managing time in relational databases- P4 pptx
... Chapter THE ORIGINS OF ASSERTED VERSIONING: COMPUTER SCIENCE RESEARCH which contains data destined for production tables are inflow pipeline datasets Pipeline datasets which contain data derived ... lacking a standard for the PERIOD datatype, we will continue the practice of defining periods of time in terms of their begin and end points in time 59 60 Chapter THE ORIGINS OF ASSERTED VERSIONING: ... applied to a database by also internalizing them within their target tables In this book, we will show how the use of these internalized managed objects reduces the costs of maintaining databases...
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Tài liệu Managing time in relational databases- P5 pptx
... one kind of internalized pipeline dataset, and the internalization of pipeline datasets can eliminate a large part of the IT maintenance budget by eliminating the need to manage pipeline datasets ... granularity PERIOD datatype point in time time period episode managed object object pipeline dataset inflow pipeline dataset internalization of pipeline datasets outflow pipeline dataset replace ... perhaps joining data that the production queries did not have to join, perhaps assembling intermediate results and then combining those intermediate results in various complicated ways In short,...
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