uml and data modeling a reconciliation pdf

... on a die ■ Number of free throws out of 12 that Phoenix Sun’s star Steve Nash makes during a basketball game What are the mean, variance, and standard deviation of a random variable? In Chapter ... mov- ing average smooths out the seasonal inuence because each average will contain one data point for each quarter. Such a graph is called a moving average graph because the plotted average “moves” ... 2010: Data Analysis and Business Modeling In the Two Way ANOVA with Interaction worksheet, I changed the data from the previous example to the data shown in Figure 57-10. After running the analysis

Ngày tải lên: 12/08/2014, 12:21

... integrated area under a peak in the chromatograph and compares it to a calibration curve of the area under the peak as a function of mass for astandard sample of the analyte of interest Let us again ... strip-chart paper with scissors The excised piece of paper is weighted on an analytical balance, and its mass is taken as a reasonableestimate of the relative peak area Obviously, the two manual methods ... proteinrecombinantly in a bacterial host This is not always a convenient option, SEPARATION METHODS IN ENZYME ASSAYS 231 Trang 8Figure 7.18 Schematic diagram of a protease assay based on SDS-PAGE separation of

Ngày tải lên: 13/08/2014, 07:20

... of data bars in Chapter 24, “Conditional Formatting.” 8 Microsoft Excel 2 010 : Data Analysis and Business Modeling FIGURE 1- 8  Example of Excel 2 010 data bars Paste ... and range names that have worksheet scope When you create names 16 Microsoft Excel 2 010 : Data Analysis. .. µ) into a cell Improved Data Bars Excel 2007 introduced using data ... data bars as a method to summarize numerical data In Excel 2 010 data bars have been improved in two ways: ■ You can choose either Solid Fill or Gradient Fill for shading ■ Data bars recognize

Ngày tải lên: 14/08/2014, 08:23

... sputtering of a target material, for example with the aid of a plasma (cathodesputtering), or with an intense laser beam (laser ablation) K Sakuma and K Ishii havesynthesized magnetic nanoparticles ... nanomaterials and theirpossible uses in many technical and scientific areas, ranging from heat exchange, coolingand lubrication to the vectorization of therapeutic molecules against cancer and biochemicalsensing ... efficiency, an area where heat transfers play an important role In many industrial and technical applications, ranging from the cooling of the engines andhigh power transformers to heat exchangers

Ngày tải lên: 19/06/2014, 12:20

... e and p are given in (Landau&Lifshitz, 1987)) Several numerical investigations of the nanofluid heat transfer have been accomplished in (Maiga et al., 2005, 2004; Patankar, 1980) Akbarnia ... stochastic mechanics and the heat equation, Journal of Mathematical Physics, Vol 15., No 10, pp 1745-1747 Agop M., Paun V., Harabagiu A (2008), El Naschie’s ε(∞) theory and effects of nanoparticle ... tube two-phase model versus single-phase model, International Communications in Heat and Mass Transfer Hemanth Kumar D., Patel H.E., Rajeev Kumar V.R., Sundararajan Pradeep T., Das S.K (2004),

Ngày tải lên: 19/06/2014, 12:20

... waxes, were analyzed. Ice storage systems Two Phase Flow, Phase Change and Numerical Modeling 562 were analyzed as HVAC system components, and a storage system using paraffin waxes was ... strata e) Unstead y temperature chan g e with time in rock formation d) Natural convection heat transfer and thermal radiation in annulus b) Insulatin g characteristic of ar g on g as and ... reservoirs and layers exist where CO 2 may be stored such as aquifers, depleted oil and gas reservoirs as well as unmined coal seams. Coal seams are feasible for CCS because coal can adsorb CO 2 gas

Ngày tải lên: 19/06/2014, 12:20

... relationship, in a conceptual data model diagram you can show thesetwo entity types and mark their relationship as many-to-many In a data model at the con-ceptual data model, expressing many-to-many ... many-to-many relationships is perfectly standard.However, when you want to transform the conceptual data model into a logical modelfor relational databases, you run into a problem In a relational model, ... Generalization andspecialization make the data model more readable Trang 12When to be Used Generalization and specialization should be used when. A large number of entity types appear to be of the same

Ngày tải lên: 07/07/2014, 09:20

... information requirements Therefore, adopt the traditional approachonly for smaller and simpler relational database systems For larger and complex relationaldatabase systems, the transformation ... such asthe hierarchical, network, or relational data models These are models that areimplemented in commercial database systems You have hierarchical, network, and rela-tional databases offered ... conventional or implementation models are theones that stipulate how data is perceived, stored, and managed in a database system.For example, the relational data model lays down the structure and constraints

Ngày tải lên: 07/07/2014, 09:20

... understanding and exploiting large databases by: uncovering valuable information hidden in data; learn what data has real meaning and what data simply takes up space; examining which data methods and ... how the data may have arisen” In contrast, “a pattern is a local structure, perhaps relating to just a handful of variables and a few cases” The major classes of data mining methods are predic-tive ... 1.4 Data Mining Methods 1.5 Why is KDD Necessary? 1.6 KDD Applications 1.7 Challenges for KDD Chapter 2 Preprocessing Data 2.1 Data Quality 2.2 Data Transformations 2.3 Missing Data 2.4 Data Reduction

Ngày tải lên: 14/08/2014, 02:21

... Extracting data in staging database After the reducing and filtering of data, data are being extracted in staging database from which the data warehouse is being built (Figure 1) If OLAP database ... ROLAP stores data and aggregation into a relational system and takes at least disc space, but has the worst performances HOLAP stores the data into a relational system and the aggregations in a ... schema of data warehouse and data mining solution for student data service M Suknović, M Čupić, M Martić, D Krulj / Data Warehousing and Data Mining 143 Figure 18: Scheme of data warehouse and data

Ngày tải lên: 04/02/2020, 18:27

... exploratory and confirmatory data analysis must be distinguished between confirmatory nonparametric statistical data analysis, or modeling, and confirmatory parametric statistical data analysis ... considered that a variable is the observation that can have a numerical value and that this value belongs to a variable sample space Also they are called quantiles It is desirable that a characteristic ... information about items that were being shipped from the USA) This meant that the database had to be depurated in great detail Once the database was deemed reliable, the research team began to analyze

Ngày tải lên: 08/02/2021, 07:45

... et al (2007) b Mean age; percentage for all other variables c UK data weighted to take account of sampling weights d Demographic data are not separately available for those on active duty and ... response rate The final study had greater statistical power than envisaged as the final response rate was 76% Analysis All statistical analyses were undertaken using the statisti-cal software package ... sample The comparisons that we make with US data are limited in several ways First, although the data relate to the same Iraq deployment, they were collected in different ways The PDHRA data

Ngày tải lên: 11/08/2014, 17:20

... Apply it by clicking Assign Material to Selection. The Assign Material button Trang 17Scaling and Aligning thePivot Point All weapon and character models in games need to be properly scaled and ... more menacing and less portly And maybe his head should be elon-gated a bit, and his legs and arms made a bit thicker After all, you want this thing to look so ferocious it startles other players, ... click and drag to create a box The first pass ofclicking and dragging creates the base of the box, and when you release themouse and drag again, it will create the height of the box By creating

Ngày tải lên: 24/12/2013, 06:16

... I Source Systems Hub Data Warehouse Operational Data Store Data Marts Data Marts Data Marts Layer Pres Desktop Figure 1 Data Warehouse and Business Intelligence Paper #132 / Page 9 Figure 2 shows another layer ... consistent across data marts. • The Data Warehouse served as a repository of detail and historical information that can be used to augment subset and aggregate information in the Data Marts. The stated ... accessed the Data Warehouse, as well as, Data Marts. • The Hub component (Extraction Layer) fed data to the ODS, as well as, the Data Warehouse. Extraction and Transformation processes extracted

Ngày tải lên: 24/01/2014, 06:20

... system for data storage and controlled access to stored data. It is the biggest element 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 component the 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...

Ngày tải lên: 10/12/2013, 15:15

... traditional refrigerants and ammonia. Using an actual installation to obtain data however, imposes limitations on their range and on the extent of the corresponding parametric analysis that will be ... by having dense arrays of finned tubes and the fins are generally corrugated or occasionally louvered plates with variable spacing and number of passes. Internal heat transfer of phase changing ... Table 1. Temperature distribution in material Two Phase Flow, Phase Change and Numerical Modeling 26 Dimensional Transient Heat Conduction Problems. WSEAS Transactions on Heat and Mass...

Ngày tải lên: 19/06/2014, 12:20