uml and data modeling a reconciliation
Tài liệu The UML and Data Modeling pptx
... system for data storage and controlled access to stored data. It is the biggestelement a data model supports.The relational database is the standard database supported by the Data Modeling UML profile. ... support of standard datatypes.Examples of datatypes are char, date, float, long, number, nvarchar2, raw, varchar2.Object relational databases also require support of any enumeration designed ... defines a database. As a componentthe database must have a name.In the component view, a database is a target dependent element, since it references a database type. A corresponding icon can represent...
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How Do Earnings Change When Reservists Are Activated - A Reconciliation of Estimates Derived from Survey and Administrative Data docx
... project.Craig Martin at RAND oversaw data management for the project including obtaining and processing military personnel records, writing analysis programs, and facilitating data transfer to and ... attributable to activation derived from administrative data by year activated, activation duration, pay grade, and military occupation. ere are numerous examples where administrative and survey data ... Estimated Earnings Changes 21Table 3.6Comparison of Mean Civilian Earnings in SOFS-R and Administrative Data (in dollars)Sample SOFS-RAdministrative Data SOFS-R Minus Administrative Data %...
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Tài liệu overview of data modeling and database design pptx
... Design Databases course description. Overview of Data Modeling and Database Design 8Ć9Database DesignDesigning a relational database system involves converting a model into a workablesoftware ... define basic types of data relationships.DDefine a relational database and its components.DRead an entity relationship model.DTranslate an entity relationship model into a relational database ... identifier.Third normal form (3NF) No non-UID attribute can be dependent uponanother non-UID attribute. Overview of Data Modeling and Database Design 8Ć29Designing the DatabaseThe database design stage produces...
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Tài liệu overview of data modeling and database design pdf
... Overview of Data Modeling and Database Design8 Overview of Data Modeling and Database Design 8Ć5OverviewWhen you create a database, you need to carefully consider its components. Forassistance ... of Data Modeling and Database Design 8Ć23Integrity Constraints and KeysEnsure that users perform only operations that leave the database in a correct and consistent state by enforcing data integrity ... contain a null value.Candidate Keys A table can have several candidate keys. A candidate key is a column or combinationof columns that can serve as the primary key for the table.Select one candidate...
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Tài liệu Editing and Updating Data in a Web Forms DataGrid pdf
... dataGrid.DataSource = CreateDataSource( ); dataGrid.DataKeyField = "Id"; dataGrid.DataBind( ); } private DataTable CreateDataSource( ) { DataTable dt = new DataTable(TABLENAME); ... Session["DataSource"] = dt; return dt; } private DataTable UpdateDataSource(DataTable dt) { // Create a DataAdapter for the update. SqlDataAdapter da = new SqlDataAdapter("SELECT ... table and stores the DataTable to a Session variable to cache the data source for the DataGrid. UpdateDataSource( ) This method creates a DataAdapter and uses it with updating logic generated...
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Tài liệu HOW INTERNET PROTOCOL-ENABLED SERVICES ARE CHANGING THE FACE OF COMMUNICATIONS: A LOOK AT VIDEO AND DATA SERVICES ppt
... dupli-cative network and syndicated programming, stations would loseaudience share and advertising dollars. And these dollars fund thelocal programming that makes local broadcasting so valuable. ... company based in Cedar Rapids, Iowa.—Decisionmark is a leader in providing software and data solutions to television and radio broadcasters and consumers. We have been at the forefront of accurately ... original in-tent to provide another means to impose additional cost and channel carriage obliga-tions. As a result, nearly all customers have to purchase basic or expanded basicpackages filled...
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Tài liệu Báo cáo khoa học: "DESIGN AND IMPLEMENTATION OF A LLXICAL DATA BASE " docx
... theoretical, computational and also practical viewpoint. INTRODUCTION It has been traditionally assumed by computational linguists and particularly by designers of large natural language processing ... whereas the actual words are the those potential words that are realized in this language. To give an example, both arrival and arrivation are potential English words, but only the second happens ... the general adequacy of this model for natural language processing. As a trade-off between the often conflicting linguistic, computational and also practical considerations, an alternative conception...
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Air pollution exposure estimation using dispersion modelling and continuous monitoring data in a prospective birth cohort study in the Netherlands potx
... of maternal PM10 and NO2levels for a number of illustrative prenatal and postnatal periods. The number of participants withavailable exposure data varied for the specific periods.On average, ... ambient air pollutants display significant small-scale spatial variatio n. This intra-urban spatial variationhas been documented especially for traffic-related pollu-tantssuchasNO2, black smoke, ... input data was taken into account in the calcula-tions as described earlier [18,19], including annual data on traffic i ntensities and annual emissions from traffic,shipping, industry, and households....
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Báo cáo khoa học: Functional fine-mapping and molecular modeling of a conserved loop epitope of the measles virus hemagglutinin protein pdf
... simulations. Remark-ably, all conformers displayed quasi-identical backbonestructures and side-chain orientations (Fig. 7A, B). Thecircular peptide appears as a fairly flat structure with anamphiphilic ... absorbance was measured after 30 and 60 min at 405 nm on a SPECTRAmax PLUS384microplatereader system (Molecular Devices, Sunnyvale, CA, USA).To test the mouse immune sera, plates were coatedovernight ... whicheach position was replaced by an Ala residue. Binding wasabrogated in inhibition ELISA (data not shown) and inSPR solution competition binding assays (Fig. 5A) whenK387, G388, Q391 and...
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Báo cáo khoa học: "Transparent combination of rule-based and data-driven approaches in a speech understanding architecture" pot
... hand-coded pattern for305 Transparent combination of rule-based and data- driven approaches in a speech understanding architectureManny Rayner and Beth Ann HockeyRIACS, Mail Stop T2 7A- 2NASA Ames ... which are within grammar cov-erage. There is not a great deal of training data available, and the statistical methods used are sim-ple and unsophisticated. However, we still get a significant ... these fea-tures are defined by hand-coded rules, and someby surface utterance characteristics like word N-grams. The available data is used to train statisticswhich evaluate each feature's...
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Bell & Howell Information and Learning 300 North Zeeb Road, Ann Arbor, MI 48106-1346 USA 800-521-0600UMI.The Potential of Soil Survey Data in a Quantitative Evaluation of Surficial Geology Mapping in Northern Maine by Rosalia EvansThesis submitted t pptx
... study areas include stream alluvium, swamp and marsh, glacial-lake bottom, glacial-lake beach, glacial stream, till, and till over glacial-stream deposits. Analysis of Genes’s Data Till is a ... external factors of climate (precipitation and temperature), organisms (fauna and flora), topography (elevation, slope and depth to water table), parent material (chemical and physical aspects), ... parent material on terraces in the valleys of the St. John River. Allagash, Madawaska, Red Hook, and Atherton soil series are sandy soils formed in stratified sand and gravel or coarse sand...
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Báo cáo khoa học: "Modeling Human Sentence Processing Data with a Statistical Parts-of-Speech Tagger" ppt
... other probabilistic frameworks. Also,the model training and testing is transparent and observable, and true probability rather than trans-formed weights are used, all of which makes iteasy to ... Schăutze. Foundations ofStatistical Natural Language Processing. TheMIT Press, Cambridge, Massachusetts, 1999.B. Roark. Probabilistic top-down parsing and lan-guage modeling. Computational Linguistics, ... probabil-ity re-ranking. That is, the tagger initially favorsthe main-verb interpretation for the ambiguous -edform, and later it makes a repair when the ambigu-ity is resolved as a past-participle.The...
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WHO Library Cataloguing-in-Publication Data: Gender and tobacco control: a policy brief ppt
... consideration in its marketresearch for almost a century. This has resultedin “male” brands and “female” brands, sup-ported by tailored marketing campaigns and imagery that are also often aimed at ... countries take into account the specific characteristics and needs of women and girls, men and boys?This policy brief, aimed at national and international policy-makers and nongovernmental organizations, ... and patterns of tobacco uptake and cessation1.5. Increase availability and access to treatment services for tobacco dependence and trainhealth professionals in these services to take into account...
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Báo cáo " Calibration and verification of a hydrological model using event data " ppt
... requires evaporation data as input for the model. The daily evaporation data at Khe Sanh station were used as inputs for the model. For the model calibration and verification, discharge data is ... above, Gia Vong – a river basin in Quang Tri was taken as a case study (Figure 3.1). The basin has an area of about 275 km2, a perimeter of 111.9 km and an average rainfall of 2500 mm/year. ... best overall parameters than the traditional trial -and- error method. Keywords: Rainfall-runoff, event data, auto- calibration, trial -and- error, searching space. 1. Introduction∗ Rainfall-runoff...
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Alternative Data U.S. Consumer Credit Reports: Measuring Accuracy and Dispute ImpactstsMichael A. Turner, Ph.D., Robin Varghese, Ph.D., Patrick D. pot
... was exchanged and matched using random transaction codes provided by Synovate to the participants. e nal results and data are aggregated at the industry level and not broken out by CRA. ... Reports:Measuring Accuracy and Dispute ImpactsAbstractis report, titled U.S. Consumer Credit Reports: Measuring Accuracy and Dispute Impacts, assesses the accuracy and quality of data collected and ... issue.misallocation of capital. is results from impacts of both inaccurate positive and negative scores (and credit standings). Potential changes in loan portfolio perfor-mance and capital allocation are...
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