Availability and reliability analysis of computer software systems considering maintenance and security issues
Availability and reliability analysis of computer software systems considering maintenance and security issues
... assessing software availability In the end, the impact of software security issues on software availability is covered 2.2.1 Software Maintenance and Software Availability Software maintenance ... Validation of Software Maintenance Modelling 57 3.2.5 Software Availability Modeling Considering Software Maintenance 58 3.3 Software Maintenance Policy Considering Software Availability ... traditional ways of analyzing software quality often ignores the impact of environmental factors, such as software maintenance and software security issues Realizing the importance of software availability...
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Reliability analysis of non deterministic systems
... Moreover, reliability analysis of such non- deterministic systems is also challenged by the state explosion issue This thesis proposes to analyze the reliabilities of non- deterministic systems via ... consider such systems as non- deterministic systems In non- deterministic systems, there exist some states that have more than one outgoing transitions that are engaged in a purely non- deterministic ... RELIABILITY ANALYSIS OF NON- DETERMINISTIC SYSTEMS LIN GUI (B.Eng.(Hons.), Nanyang Technological University, Singapore, 2010) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY...
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Design and analysis of computer experiments for stochastic systems
... the design and metamodeling methods for the Design and Analysis of Computer Experiments( DACE) for stochastic systems In this chapter, we first briefly introduce the background and development of ... 2.3 Review of Design of Experiment for Computer Simulation 2.3 Review of Design of Experiment for Computer Simulation Experimenters use the design of experiment to increase the information gained ... INTRODUCTION 1.1 Computer Simulation Model and Computer Experiments 1 1.2 Deterministic Simulation Model and Computer Experiments 1.3 Stochastic Simulation Model and Computer Experiments ...
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A Guide to the Analysis of Fish Marketing Systems Using a Combination of Sub-sector Analysis and the Sustainable Livelihoods Approach potx
... (1) Fish Marketing Systems. qxd 8/8/03 5:55 pm Page i A Guide to the Analysis of Fish Marketing Systems Using a Combination of Sub-sector Analysis and the Sustainable Livelihoods Approach U ... pm Page 13 Combining Sub-Sector Analysis With The Sustainable Livelihoods Approach Using a combination of the Sustainable Livelihoods Approach (SLA) and sub-sector analysis proved to be a useful ... (RRA) approach to initial project preparation was developed By the end of the decade, there was a range of RRA methods and approaches available which then gave rise to participatory rural appraisal...
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Design and Analysis of Computer Algorithms
... thought of as running on some sort of idealized computer with an infinite random access memory and an unlimited word size Algorithm design is all about the mathematical theory behind the design of ... data (the subject of courses on numerical analysis) , but often they involve discrete data This is where the topic of algorithm design and analysis is important Although the algorithms discussed ... complex algorithms, this typically requires a careful mathematical proof, which may require the proof of many lemmas and properties of the solution, upon which the algorithm relies For simple algorithms...
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Design and performance analysis of efficient wireless systems
... DESIGN AND PERFORMANCE ANALYSIS OF EFFICIENT WIRELESS SYSTEMS WANG PEIJIE (M.Sc., National University of Singapore) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ... communication systems and discuss issues on performance analysis Then, we focus on summarizing the current results on the receiver design and performance analysis of coherent DF relay systems, which ... Our design and analysis of the ABEP-based and the BEOP-based power control laws are generalized for both BPSK and quadrature phase shift keying (QPSK) modulations 1.2.2 Receiver Design and Performance...
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Performance analysis of wind turbine systems under different parameters effect
... Modeling of wind turbine The turbine is a wind energy conversion system It consists of an induction generator and other electrical control power requirements The wind turbine is effected by many parameters ... losses in wind turbine, ρ = air density in kg/m3, A = swept area in m2, Cp =power coefficient of wind turbine, V = wind speed in m/s Mechanical power of wind turbine is directly related to the wind ... 3550W at wind speed of 12m/s which is rated speed Table shows the standard classification system for wind turbines and effect of diameter of power rating of wind generating [8] The diameter of swept...
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Performance Analysis of Network-MIMO Systems
... thesis focuses on performance analysis of network MIMO systems Because Network-MIMO is an enhancement model of the original MIMO systems, we first analysis the theoretical of MIMO techniques ... signal are often presented by “black boxes” 2.2.1 MIMO systems Model We consider a MIMO systems with a transmit array of MT antennas and a receive array of MR antennas The block diagram of such ... reasons for this performance gap include the presence of co-channel interference (CCI), diminishing the effect of MIMO communications, and the limited number of degrees of freedom offered for inter-cell...
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Reliability analysis of power system based on generalized stochastic petri nets
... interconnections symbolize the logical interactions The construction rule for each sub-block follows two steps: 1) Identification and description of states (configurations); 2) Specification of transitions ... the stochastic transitions were supposed to have constant probability of firing However, there is a strong correlation between the operating conditions of power systems and the probability of harmful ... marking of auxiliary place M (ps ), are reported in Table III Since we decided to condition only the transition T PU T of the protection of line L1 , then we only need the information contained...
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Reliability analysis of a power system based on the multi state system theory
... V RELIABILITY ANALYSIS OF THE POWER SYSTEM The reliability of the power system is analyzed using the multi- state system theory According to (2), the universal generating function of the battery ... this paper, and is compared 97 (1) The reliability of the power system obtained by the traditional system reliability theory is always conservative [5] (2) The power system is a multi- state system ... reliability theory are always conservative For example, when the required capacity is 23.4 Ah, the reliability of the system obtained by the traditional system reliability theory is only 0.25107, but the...
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Who Pays? A Distributional Analysis of the Tax Systems in All 50 States docx
... permanently increased their state sales tax rate Arizona, Arkansas, California, Hawaii, Kansas, and Nevada all temporarily increased the sales tax Other Notable Changes • A dozen states either adopted ... Distributional Analysis of the Tax Systems in All 50 States, 4th Edition Food in Base 12 Sales taxes are usually calculated as a percentage of the price of a fairly broad base of taxable ... total state and local taxes paid as a share of 2010 income, post- federal offset Who Pays? A Distributional Analysis of the Tax Systems in All 50 States, 4th Edition 20 Appendix B: Changes in the...
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Báo cáo hóa học: " Research Article Analysis of Coded FHSS Systems with Multiple Access Interference over Generalized Fading Channels" ppt
... (33) over the fading amplitudes and the number of interfering users, the PEP of coded FHSS systems over Rician fading channels with imperfect CSI is given by (24) with Λ(k) being replaced with ... performance of a coded FHSS system over Nakagami fading with perfect CSI for different number of users and hop lengths of m = and m = 64 Comparing the sets of curves corresponding to the cases of m = ... impact of interference on the performance of the system Figure shows the SINR required for the coded FHSS system to achieve Pb = 10−5 over Rayleigh fading versus the number of users K with perfect...
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Performance Analysis of Network-MIMO Systems
... thesis focuses on performance analysis of network MIMO systems Because Network-MIMO is an enhancement model of the original MIMO systems, we first analysis the theoretical of MIMO techniques ... reasons for this performance gap include the presence of co-channel interference (CCI), diminishing the effect of MIMO communications, and the limited number of degrees of freedom offered for inter-cell ... model of a network MIMO systems with many cell and user in indoor environment The simulated system was modeled after an OFDM multi-point access MIMO network to determine the performance of Network-MIMO...
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Life cycle analysis of electricity generation systems with implications on climate change policy
... LIFE CYCLE ANALYSIS OF ELECTRICITY GENERATION SYSTEMS WITH IMPLICATIONS ON CLIMATE CHANGE POLICY NIAN JIALIANG VICTOR B.Eng. (Hons.), NUS ... capable of estimating with good confidence the life cycle carbon emission factor of existing electricity generation systems. It was also capable of projecting the life cycle energy input ... Figure 3‐2 Schematic of steam electricity generation 9 Figure 3‐3 Schematic of the generic electricity generation system 0 Figure 3‐4 Generic electricity generation system with representations on ...
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