... program then creates instances of the class, in the form of an object • Objects can collaborate with each other, by calling each other’s methods • The data in an object is encapsulated - only the object ... wouldn’t be the end of the world if the receipt wasn’t dispensed Apply the rule to the other Use Cases, and you’ll find that really, none of them describe the goal of the user The goal of the user ... convert them into software objects In other words, Object Orientation is a better abstraction of the Real World In theory, this means that if the problem changes (ie the requirements change, as they...
Ngày tải lên: 10/12/2013, 14:16
... object in the single statement This is new to NET and is extremely useful How It Works When the user clicks the btnLoadList button, the Command object is assigned the necessary properties, the connection ... opened, and the ExecuteReader method is called After the list has been cleared, the DataReader is iterated through, and the ListBox control is loaded Comments The DataReader object is one of the most ... back a Connection object, a more versatile method is to pass back a string The reason for this is that for some objects, you are asked for a Connection object, whereas in other objects, you just...
Ngày tải lên: 14/12/2013, 20:16
Tài liệu Using the Connection Object pptx
... from this example, using the ADO Connection object is virtually the same as ADO.NET You can see this example being executed in Figure A.4 Figure A.4 The text displayed here is the connection string ... Listing A.3 provides two other examples of using the connection object, also found in basConnectionExamples.vb The first is code to open a connection to a Jet database by using a workgroup file, ... Each of the buttons calls examples, passing the text box called txtCurrentResults This text box is located at the bottom of the form For clarity, the examples have been grouped...
Ngày tải lên: 14/12/2013, 20:16
Tài liệu 29 Image Recovery Using the EM Algorithm ppt
... somewhat from the original formulation of the identification problem by assuming that the blur function is known The problem at hand then is the restoration of the noisy-blurred image Although there are ... this case, the estimation of the power spectrum of the original image has to be based on the observed noisy-blurred image, since the original image is not available Assuming that the noise is ... of the blurred image, since all pdfs are assumed to be Gaussian More specifically, the second order statistics of the blurred image not contain information about the phase of the blur, which, therefore,...
Ngày tải lên: 25/12/2013, 06:16
Tài liệu Filter and Sort Records Using the DataView Object pptx
... to the current column name chosen in cboSortColumns If the two are the same, then the column name is assigned to the Sort property with the DESC keyword added on If not, then the name of the ... matches, then the expression DESC is added to the value that is assigned to the Sort property Steps Open and run the VB.NET-Chapter solution From the main form, click on the command button with the ... row The Sort property of the DataView object is used when a column name is chosen from the ComboBox The current setting of the Sort property is compared to the column name that is chosen If the...
Ngày tải lên: 21/01/2014, 12:20
Tài liệu Retrieve Results from SQL Server by Using the DataTable Object docx
... data table sets up the scene for using the list box in retrieving data in the next How-To Remember: By using the DataTable object, you can assign both the display value and the data item to be ... introduced in the first How-To in this chapter The data table is then filled, and then the DataSource, DisplayMember, and ValueMember properties of the ListBox control are assigned Comments Using the data ... in strSQL, the data adapter called odaCust is created The odtCust data table is then filled using odaCust Last, the DataSource, DisplayMember, and ValueMember properties are set for the lstCustomers...
Ngày tải lên: 26/01/2014, 11:20
Báo cáo " Image Compression using the Haar Wavelet Ho Anh Tuy Hanoi University of Technology " docx
... coefficients values The averages are stored in the lower half of the N element array and the coefficients are stored in the upper half The averages become the input for the next step in the calculation, ... see the original image (decompressing the compressed image) Image compression using the Haar Wavelet 57 Using wavelet transformation and inverse wavelet transformation, we have lost some of the ... is the matrix corresponding to a certain image The Haar transform is carried out by performing the above operations on each row of the matrix A and then by repeating the same operations on the...
Ngày tải lên: 14/03/2014, 13:20
BUILD THE DEPTH IMAGE USING STEREO IMAGES
... images onto a common plane using Be a point P and its two images: the image on the left PL and PR in the right picture Be the focal distance between the two cameras Whereas the point P has a Z-depth ... or 3D image is an image that contains information relating to the distance of the surfaces of scene objects from the view of a camera Depth map is similar to a grey scale image except the z information ... calibration objects are used However, to control the quality of the calibration, the calibration technique with the calibration objects, such as the Zhang‟s method [Z Zhang] is employed In my project, using...
Ngày tải lên: 12/04/2014, 15:42
Báo cáo hóa học: " Research Article Multiresolution Decomposition Schemes Using the Parameterized Logarithmic Image Processing Model with Application to Image Fusion" ppt
... (23) The metric assesses fusion quality by calculating the local quality indexes between the fused image and the two source images, and weighting them according to the local saliency between the ... hat, and face in the image, and close to none of the texture of the hair Visually, it is seen that the wavelet decomposition using the PLIP model operators with γ = 300 provides the best balance ... (1) the image processing framework must be based on a physically relevant image formation model (2) The mathematical operations must be consistent with the physical nature of images (3) The operations...
Ngày tải lên: 21/06/2014, 08:20
Báo cáo hóa học: " Image Quality Assessment Using the Joint Spatial/Spatial-Frequency Representation" potx
... the real image, the analytic image should be chosen so that (a) the useful information from the 2D WVD of the real signal is found in the 2D WVD of the analytic image, and (b) the 2D WVD of the ... with the subjective quality evaluation For the example shown in Figure 3, the observers prefer the white noise distorted image to the interference-perturbed image and to the JPEG-coded image The ... cross-interference terms The stronger the noise WVD coefficients are, the more important the differences between the noisy image WVD and original image WVD become PSNRW = 10 log10 m m n max p,q The image quality...
Ngày tải lên: 22/06/2014, 23:20
Tracking of multiple objects using the PHD filter
... than the single -object case A more tractable alternative to estimate the state of multiple objects is based on the probability hypothesis density …lter [63] The PHD is the …rst moment of the multiple -object ... challenge is the varying number of objects In a tracking scenario, the number of objects can be time-varying, so the tracking algorithm has to detect the change of the number of objects, and ... possibilities for the data association Each of is called a hypothesis association The multiple -object tracking algorithm try to …nd the best hypothesis The large number of possibilities for the data...
Ngày tải lên: 11/09/2015, 16:08
Expert Service Oriented Architecture in C Sharp Using the Web Services Enhancements
... part of the same domain where the service components reside The second category of front-end consumers is the external Web service clients and other services, shown at the top of the diagram These ... essential to understanding the material in the second half of the book The remaining chapters of the book cover all of the WS-Specifications that are implemented by WSE 2.0 Finally, the book closes with ... guarantees They are what they are, and you simply use them But what happens if the type definition gets out of sync with the component it is supposed to describe? This happens all the time in the COM+...
Ngày tải lên: 20/08/2012, 13:59
USING THE ANALYTIC HIERARCHY PROCESS APPROACH FOR ASSESSMENT OF THE STRENGTH OF UNIVERSITY-INDUSTRY-GRI COOPERATION IN VIETNAM
... from the top with the goal having the greatest influence of importance The AHP model formulation process starts both from bottom (the alternatives) and from the top (the objective, goal) or the ... to the others For example, the flow from University to Industry and vice versa Therefore, these flows become the main factor in the individual model and are considered as the third level The ... case, there is no judgment inconsistency Although if one has a physical scale and applies it to objects in pairs and then derives the relative standing of the objects on the scale from the pair-wise...
Ngày tải lên: 23/04/2013, 10:29
The essence of object oriented programming with java and UML
... press to get the object to what you need, and what the lights mean about the status of the object The details of how the box is put together inside are irrelevant while you are using the box What ... encapsulated objects can respond to messages and send their own messages to others objects in response Objects in the system interact via well-defined messages with other objects in the system Object ... describes all the attributes of member objects of that class, as well as the class methods that implement the behavior of member objects object The basic unit of object orientation An object is an...
Ngày tải lên: 22/08/2013, 14:52
PREDICTION OF ATRAZINE FATE IN RIPARIAN BUFFER STRIPS SOILS USING THE ROOT ZONE WATER QUALITY MODEL
... that the organic matter for the rest of the soil profile (the third layer to the eighth layer) were half of the previous layer We did not have field measurements for the microbial pools; therefore ... However, there is no research using RZWQM or any existing model to simulate the movement of pesticides within the RBS The objectives of this study were to use RZWQM as a tool to predict the efficiency ... load into the RBS and the runoff depth from the cornfield increased the atrazine mass loss in runoff leaving the RBS increased (Table 4) Atrazine mass in runoff leaving the RBS were in the range...
Ngày tải lên: 05/09/2013, 09:08
Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
... is also possible to realize that the longer the portion of AC-Fe, the higher the adsorbent cost Therefore, optimizing the AC-Fe portion in the column is one of the key factors for a feasible arsenic ... ratio, the value of V/WACFe (V, the volume of drinkable water produced from the start using adsorbents until breakthrough / WACFe, the weight of AC-Fe in the column) was calculated and found that the ... solute (arsenic anions) in the bed is decreased resulting to shorter contact between the feed and the adsorbent In addition, the higher the flow rate, the smaller the film resistance, implying...
Ngày tải lên: 05/09/2013, 09:38
Using the Shell
... Check whether the file has the set-group-id bit set -h file Check whether the file is a symbolic link (same as –L) -k file Check whether the file has the sticky bit set -L file Check whether the file ... displays only the path to the man page (the second element on the line) Using backticks, you can execute one section of a command line first and feed the output of that command to the rest of the command ... bash` The first command line in the preceding example finds the full path of the ps command and finds the package that contains that ps command The second command line finds the full path to the...
Ngày tải lên: 29/09/2013, 22:20
Using the vi Editor
... text at the end of the line Insert text before the cursor Insert text at the beginning of the line Open a new line below the cursor Open a new line above the cursor Positioning Commands The following ... create a file using the vi editor: Type vi filenameto create the file Type i to insert text Press the Escape key to change to command mode Type :wq to write the file and exit vi Note – The Escape ... end-of-line characters The set command is used from last-line mode to control these options These options can also be placed in a file the user creates in their home directory called exrc The set options...
Ngày tải lên: 02/10/2013, 09:20
AJAX-Style Mapping Using the Virtual Earth SDK
... can also assign images to the pushpin by adding the URL of an image Then, at render time, the specified image will be placed on the map at the specified location You can see the preceding code ... you can also set the zoom level of a map by using the SetZoomLevel accessor method of the VEMap control Using the following method call for the map, you will see the map of the world as shown ... top The PanXY JavaScript function you saw in the preceding code segment reads the X and Y coordinates from the text boxes on the page and pans the map accordingly using the Pan method of the...
Ngày tải lên: 05/10/2013, 10:20