the need to convince and get action with formative results
The UX Book Process and Guidelines for Ensuring a Quality User Experience
Ngày tải lên :
15/08/2014, 21:28
... from the task to the tools Perhaps the pencil lead breaks or a glitch occurs in the word processor software The writer must turn attention away from the writing and think about how to get the ... design As instructors gain the experience with the course, we expect they will tailor the materials, style, and content to the needs of their own particular setting We also speak to our audiences ... for the money And very few developers know about measurable user experience targets—what they are, how to establish them, and how to use them to help improve the user experience of an interaction...
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Báo cáo y học: "Classification methods for the development of genomic signatures from high-dimensional data" potx
Ngày tải lên :
14/08/2014, 17:22
... exclusive subsets of the predictors On the other hand, RF takes bootstrap samples of patients for each tree and randomly selects predictors with replacement from the entire set of predictors at each ... appeared to be enhanced further According to the theory underlying the CERP algorithm, importantly, the more individual patient information that is used, whatever the source or type, the greater is the ... 100% with r = 25 independent classifiers On the other hand, the accuracy of the majority vote reaches only 87.7% with r = 101 positively correlated classifiers (the correlation ρ = 0.3) These results...
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evaluating agile software development methods for your organization
Ngày tải lên :
03/06/2014, 02:00
... Give them the environment and support they need, and trust them to get the job done 229 The most efficient and effective method of conveying information to and within a development team is face -to- face ... place in the organization; rather, it will be driven by the needs of the job at hand and the skill sets of the available people This team would then work closely together and draw any needed information ... clear that they not expect these vehicles to fully and precisely define what is to happen on the project Rather, the customer and the developers are treated as colearners who work together to figure...
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PHƯƠNG PHÁP PHÁT TRIỂN LINH HOẠT (AGILE DEVELOPMENT METHODS)
Ngày tải lên :
06/11/2013, 05:15
... kiểm tra khuyến khích đưa ý tưởng mới, yêu cầu thay đổi yêu cầu dự án Theo đó, nhóm lập trình viên cập nhật sửa đổi sản phẩm theo yêu cầu khách hàng thay vào hợp đồng làm việc Cần lưu ý không giống ... http://agileintro.wordpress.com/2008/01/04/waterfall-vs-agilemethodology/ Gina Lijoi, “Can We Combine Agile and Waterfall Development Strategies?” http://www.projectsmart.co.uk/can-we-combine-agile -and- waterfalldevelopment-strategies.html 12 ... Waterfall, phương pháp agile đời với mục tiêu phần mềm phải có khả biến đổi, phát triển tiến hóa theo thời gian mà không cần phải làm lại từ đầu Phương thức tập chung vào tính đơn giản: tạo phần...
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Tài liệu Praise for The Art of Agile Development ppt
Ngày tải lên :
16/02/2014, 06:20
... work together daily throughout the project Build projects around motivated individuals Give them the environment and support they need, and trust them to get the job done The most efficient and ... effort to include customers One way to so is to move to their offices rather than asking them to move to your office Make sure the customers agree and that there’s adequate space available If the ... have difficulty with release planning XP gives them the freedom to change their mind at will, and they do—too much They slip into agile thrashing, which means they overreact to every opportunity,...
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Tài liệu Agile Project Management Methods for ERP: How to Apply Agile Processes to Complex COTS Projects and Live to Tell About It docx
Ngày tải lên :
18/02/2014, 07:20
... by putting them into practice, experimenting with various tools and user interactions, and evolving these business processes to deal with unknown and possibly unknowably demands from the market ... Value § Put tools in the hands of the users Discover what we have to for the people who have to the work § Provide these tools in a rapid, efficient, and beneficial manner, with the minimum of ... historically within the organization with new and innovative processes embodied in the ERP system If the business needs aren’t met in some way by the ERP system, there is a temptation to customize...
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AGILE PROJECT MANAGEMENT METHODS FOR IT PROJECTS pptx
Ngày tải lên :
29/03/2014, 23:20
... the cure” [18] Continuous feedback is a pri- mary tool for defining and sustaining Agility Courage – all important decisions and changes in the direction of the project need to be made with the ... will need to be maintained over it’s life cycle The effort needed to maintain these artifacts must be balanced with their value Not only must the effort be considered, but the risk that the artifact ... Recommendations to Practitioners Make incremental change to the requirements, project plan system, and the resulting artifacts to enable agility Strive for rapid feedback to ensure the project meets the needs...
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visual studio team system better software development for agile teams
Ngày tải lên :
06/07/2014, 15:37
... individuals and their interactions as much as the process and tools they employ The idea that the outcome of a software project is largely dependent upon people and the way they work together caused ... dissatisfied with their jobs, and poor tools don’t help I need to fix this problem fast, as we can’t afford to lose anymore people.” “Rebuilding all the components takes us days, and then getting them to ... attaching a detonator to the end of some primer cord that ran to the shaped charges in the gun In order to get an efficient transfer of the detonator’s explosive power, it was necessary to make a...
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Development of smoothed methods for fluid structure interactions
Ngày tải lên :
09/09/2015, 10:06
... these algebraic equations with the same routines as in the standard FEM, we can then get the results The NS-FEM-T3 can give upper-bounded solutions in both the energy and displacement norms to ... complement and contribute to the fundamentals of the smoothed theory A coupling of the GSM with ES-FEM-T3 is proposed for FSI analysis in the present thesis The methods used to realize the FSI coupling ... connects the two vortexes of an boundary edge and the centroid of the boundary element The smoothed strains are substituted into the Galerkin weak form of the PDEs to get a system of smoothed algebraic...
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Development of immersed boundary methods for isothermal and thermal flows 1
Ngày tải lên :
09/09/2015, 11:17
... etc.) in the literature are also claimed to be the immersed boundary methods and introduce the momentum forces into the governing equations to represent the effect of the immersed objects, they treat ... velocity and vorticity are divided into two parts One is the velocity and vorticity without the influence of immersed boundary, and the other is the 19 Chapter Introduction velocity and vorticity ... processes and nuclear reactor, a better understanding of the involved flow and thermal physics in these phenomena has a fundamental significance to their improvement However, most of these thermal...
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Development of immersed boundary methods for isothermal and thermal flows 2
Ngày tải lên :
09/09/2015, 11:17
... 180° phase difference The time-mean lift and drag coefficients together with the Strouhal number are well calculated and listed in Table 2.6 Their comparison with the reported results of Chang & ... 1, M ) at all Lagrangian points and then substitute them into Eq (2.22) to get the body force f n+1 at Eulerian points 4) Update the predicted velocity u* to the physical velocity u n+1 using ... indicating that the no-slip condition on the cylinder surface is severely violated Table 2.4 shows the drag coefficient CD and the recirculation length Lw / D , together with those produced by the body-fitted...
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Development of immersed boundary methods for isothermal and thermal flows 3
Ngày tải lên :
09/09/2015, 11:17
... to the components of the velocity vector u in the x and y directions respectively ϕ and ω denote the stream function and vorticity The additional term Θ is the vorticity source In addition, the ... (3.3) and the stream function is related to the velocity by u= ∂ϕ ∂y v=− (3.4) ∂ϕ ∂x (3.5) Note that ω + Θ in Eq (3.3) is the physical vorticity Eqs (3.1) to (3.5) together with Eqs (2.3) and (2.5) ... system (3.18) to calculate the virtual boundary fluxes ΔPi ( i =1, , M ) at all Lagrangian points and then substitute them into Eq (3.17) to get the velocity correction Δu ; 5) Correct the fluid...
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Development of immersed boundary methods for isothermal and thermal flows 4
Ngày tải lên :
09/09/2015, 11:17
... stronger and drives the flow impinging on the top walls of the outer cylinder, which leads to a thinner thermal boundary layer and denser isotherm gradient on the surface of the inner cylinder and top ... (4.24) Γ in which the LHS (left hand side) is the volume integral in the whole fluid domain, and the RHS (right hand side) is the surface integral along the cylinder wall According to Fourier's law, ... temperature on the cylinder surface and T∞ is the free stream temperature Then the boundary conditions for temperature are set as: ∂T ′ =0 ∂y on the top and bottom boundaries T′ = at the inflow boundary...
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Development of immersed boundary methods for isothermal and thermal flows 5
Ngày tải lên :
09/09/2015, 11:17
... dealing with IBM and almost all the existing IBMs rely on the Predictor-Corrector algorithm to fulfill their implementation Following a similar predictor-corrector step (4.6) – (4.7) as for the case ... leading to a thinner thermal boundary layer and denser isotherm gradient around the surface of the inner cylinder and top wall of the outer one As a consequence, the heat transfer in these regions ... interior and exterior of the immersed object is used as the computational domain Thus, at a boundary point, there are two normal directions One is to point to the flow domain while the other is to...
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Development of immersed boundary methods for isothermal and thermal flows 6
Ngày tải lên :
09/09/2015, 11:17
... parallel to the frequency-axis On the other hand, the downstream cylinder is subjected to the mutual interaction of the oncoming flow perturbation, the forced vibration and its vortex wake, so that the ... to Simulate 2D Fluid and Thermal Flows to entrain cold free-stream fluid into the front area of the downstream cylinder, the isotherms in this region become further clustered in contrast to the ... cluster of isotherms is observed on the front surface of the upstream cylinder On the upper side inside the gap region, the isotherms distort towards the centerline of the wake due to entrainment...
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Development of immersed boundary methods for isothermal and thermal flows 7
Ngày tải lên :
09/09/2015, 11:17
... number increases to 1×104 and 1×105 , the isotherms develop into shapes of pretty plume and are intensely clustered near the top surface of the outer sphere and bottom surface of the inner sphere, ... locations of the two humps are shifted periodically with time, due to the periodic formation and shedding of the vortices between the two spheres The reliability of the present results is further confirmed ... viscous and incompressible Newtonian fluid, and the surfaces of the outer and inner spheres are respectively maintained at constant low and high temperatures Tout and Tin ( Tout > Tin ) Initially, the...
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Development of immersed boundary methods for isothermal and thermal flows 8
Ngày tải lên :
09/09/2015, 11:17
... circular the vortex rings and the larger the oblique angle At large AR , i.e AR = and 5, due to the large span size, the tip vortices are not strengthened enough to merge together and the wake ... flapping frequency With low strength, the interaction between the tip vortices is weakened and they are able to be combined together and form a ring The three larger- St cases in Fig 8.4 and Figs 8.9(b)-(c) ... vortex loops These vortex loops, as can be clearly observed in Fig 8.7(c) and 8.7d), wrap end -to- end with their neighbors and keep twined together in the wake Despite of the differences, the wake...
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Development of immersed boundary methods for isothermal and thermal flows 9
Ngày tải lên :
09/09/2015, 11:22
... the air, and the other is the flexible-body fish swimming in the water Both problems were accurately predicted as compared to the available numerical results, showing the great potential of the ... with Neumann conditions 312 Chapter Conclusions and Recommendations Subsequently, the developed methods were applied to various two- and three-dimensional fluid and thermal flows to further ... velocity at the boundary (Lagrangian) point interpolated from the physical velocity at the Eulerian points equals to the given boundary velocity The vorticity corrections, on the other hand, are...
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Development of immersed boundary methods for isothermal and thermal flows preface
Ngày tải lên :
09/09/2015, 11:22
... configurations and moving boundaries In the present thesis, the IBM is creatively extended to the heat transfer field and two novel IBMs are developed, one for thermal problems with Dirichlet conditions and ... While the obtained results compare considerably well with the benchmark XI ones, it is confident to conclude that the proposed methods provide useful tools for fluid and thermal flows with complex ... completion of the work The gratitude also goes to all the friends of the Fluid Dynamic Laboratory in NUS for their valuable assistances Finally, I would like to thank all my family members for their...
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Development of smoothed numerical methods for fracture analyses and interfacial toughness characterization in thin film systems
Ngày tải lên :
10/09/2015, 08:26
... with other standard elements, the entire domain has to be, in principle, quadratic elements of the same type Otherwise, the transition elements are needed to “bridge” the crack-tip elements to ... all of the thin-film/substrate systems is the adhesion of the interface between the film and the substrate, as the interfacial failure may lead to a system failure even though the film and the substrate ... all of the thin-film/substrate systems is the adhesion of the interface between the film and the substrate, as the interfacial failure may lead to a system failure even though the film and the substrate...
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