Chapter 2: EntityRelationship Model

... Figure 2. 11 Reliable process-to-process delivery of a message 2. 20 Figure 2. 12 Session layer 2. 21 Note The session layer is responsible for dialog control and synchronization 2. 22 Figure 2. 13 Presentation ... Encapsulation 2. 4 Note ISO is the organization OSI is the model 2. 5 Figure 2. 2 Seven layers of the OSI model 2. 6 Figure 2. 3 The interaction between layers in the...

Ngày tải lên: 29/03/2014, 11:20

... the reference model and associated standards OSI Model OSI Reference Model The OSI model is now considered the primary Architectural model for inter-computer communications The OSI model describes ... into smaller functions is known as layering more manageable OSI Model OSI Reference Model: Layers OSI Model OSI: A Layered Network Model The process of breaking...

Ngày tải lên: 30/03/2014, 07:20

Ngày tải lên: 12/03/2013, 17:30

Ngày tải lên: 26/01/2014, 07:20

... Wetland and Water Resource Modeling and Assessment Water Built-up Urban Welland Mud Beach Forest Grassland Bare Land Farmland Developing Urban Area (a) (b) FIGURE 2. 4 The overall comparison between ... (b) bare land and developing urban area, and (c) built-up area and muddy beach Figure 2. 2 illustrates the special overlap between the built-up area and the muddy beach...

Ngày tải lên: 18/06/2014, 16:20

... 18 FINANCIAL MODELING WITH CRYSTAL BALL AND EXCEL FIGURE 2. 5 Frequency distributions depicting negative (Skewness = 2) , positive ( +2) , and near-zero (0. 02) skewness at top left, top right, and ... for Crystal Ball to generate extreme observations 20 FINANCIAL MODELING WITH CRYSTAL BALL AND EXCEL √ FIGURE 2. 7 Plot of 100/ n for n in the interval [1...

Ngày tải lên: 05/07/2014, 18:20

... 3,000 Heinz No of observations 2, 500 2, 000 1,500 1,000 500 Hunts Figure 2. 4 Histogram of the choice between Heinz and Hunts tomato ketchup 18 Quantitative models in marketing research 2. 2.3 An ... binomial variable in the previous subsection In a sense, the resultant quantitative models to be discussed in chapter also quite naturally extend those in chapter E...

Ngày tải lên: 06/07/2014, 05:20

... d(contents)/dt – 2. 78C – 10C = d(106 C)/dt or dC/ (2 – 12. 78C) = 10–6 dt or ln (2 – 12. 78C)/(– 12. 78) = 10–6 t + IC When t is zero, C is zero, thus, IC = –ln (2) / 12. 78 and ln[ (2 – 12. 78C) /2] = – 12. 78 ¥ 10–6 ... horizontally in the cross-flow or down-flow directions 2. 3 .2 Steady- and Unsteady-State Conditions If conditions change relatively slowly with time, there is an incen...

Ngày tải lên: 11/08/2014, 04:20

... 27 .81, 27 .93, 27 .99, 24 .28 , 24 .49, 27 .16, 25 .95, 26 . 72, 28 .13, 29 .30, 27 . 92, 26 .98, 24 .60, 24 .22 , 23 .34, 24 .98, 21 .95, 22 .60, 19.37, 20 .10, 20 .28 , 17.90, 17 .28 , 17.04, 17.45, 22 .28 , 23 .49, 23 .40, 21 .28 , ... {25 .45, 24 .57, 24 .95, 23 .57, 24 .49, 24 .99, 24 .87, 27 .34, 27 .57, 29 .57, 29 .40, 30.69, 29 .84, 29 .25 , 28 .1...

Ngày tải lên: 11/08/2014, 10:22

... Level -2 0 -4 0 -6 0 -8 0 -1 00 -1 20 Jan-00 Jan-95 Jan-90 Jan-85 Jan-80 Jan-75 Jan-70 Jan-65 Jan-60 Jan-55 Jan-50 Jan-45 Jan-40 Jan-35 Jan-30 -1 40 Date Figure 3: Hydrograph of water well 2S/13W-10A1 ... (miles) 20 00 /20 01 Injection (af) 20 00 /20 01 Injection Water Costs Approximate Maintenance Costs West Coast 1953 153 27 6 20 , 826 $10,300,000 Dominguez Gap 1969...

Ngày tải lên: 11/08/2014, 13:21

... chicken -and- egg situation at the stage © 20 05 by CRC Press DITM: “tf17 32_ c0 02 — 20 04/10 /22 — 16:36 — page 16 — #4 TERRAIN DESCRIPTORS AND SAMPLING STRATEGIES 2. 2.4 17 Covariance and Auto-Correlation ... convex and concave points Peak Course line Ridge lines Figure 2. 6 Terrain feature points and lines © 20 05 by CRC Press DITM: “tf17 32_ c0 02 — 20 04/10 /22 — 16:36...

Ngày tải lên: 11/08/2014, 17:20

... rate NI NI Modeling Phosphorus in the Environment Model Modeling Runoff and Erosion in Phosphorus Models 59 determine in ltration using the Green-Ampt or other in ltration equation and then to subtract ... average flow during the period Expressing Equation 2. 25 for a finite time interval yields I1 + I O + O2 ∆t − ∆t = S2 − S1 2 (2. 26) where the subscripts and refer...

Ngày tải lên: 12/08/2014, 00:21

... cases Figure 2. 2h: The decision tree rules generated from the data distribution in Figure 2. 2a Copyright 20 02 Andrew Skidmore Environmental Modelling with CIS and Remote Sensing 2. 3.3 Discussion ... Figure 2. 5), and given a target value of, for example, 0.90 Clearly, the neural network is trained using induction (see 2. 3 .2) Copyright 20 02 Andrew Skidmore Enviro...

Ngày tải lên: 12/08/2014, 02:22

... binds tighter If the associativity of - is left, then the tree ( 2- 3 )-4 is chosen If the associativity of - is right, then the other tree 2- ( 3-4 ) is chosen Precedence and associativity are enough to ... operator, like 2- 3 -4 In this case, precedence is not enough to disambiguate because all operators have the same precedence We have to choose between the trees ( 2...

Ngày tải lên: 14/08/2014, 10:22

... Security and Privacy In the aftermath of the tragic events of September 11, 20 01, individuals, companies, and governments have all focused attention on the issues of safety and security Much of that ... IBM Systems Journal, © Copyright 20 02 IBM Corporation, IBM Corporation, 1133 Westchester Avenue, White Plains, New York 10604, United States (20 02) : pp 27 2 -28 6 [2] Fer...

Ngày tải lên: 13/11/2014, 12:59