Requirements Elicitation for Complex Systems

Author(s):  
Chad Coulin ◽  
Didar Zowghi

This chapter examines requirements elicitation for complex systems from a theoretical and practical perspective. System stakeholders, requirements sources, and the quality of requirements are presented with respect to the process, including an investigation into the roles of requirements engineers during elicitation. The main focus of the chapter is a review of existing requirements elicitation techniques and a survey of current trends and challenges. It is concluded with some views on the future direction of requirements elicitation in terms of research, practice and education. It is the intention of the authors that readers of this chapter will be sufficiently informed on the concepts, techniques, trends, and challenges of requirements elicitation to then apply this knowledge to system development projects in both industrial and academic environments.

2014 ◽  
Vol 9 (S307) ◽  
pp. 501-504
Author(s):  
Asif ud-Doula

This was one of two general discussions at the conference and it focussed primarily on stellar modelling. In particular, we were interested in the quality of the models, how we can check the models and what the direction of future modelling will be given the rise in popularity of MESA.


Author(s):  
Kieseok Oh ◽  
Jae-Hyun Chung ◽  
Woonhong Yeo ◽  
Yaling Liu ◽  
Wing Kam Liu

Various nanowire or nanotube-based devices have been demonstrated to fulfill the future demands on semiconductor industries and bio/chemical sensors. To fabricate such devices, an electric field-based assembly method has demonstrated a great potential for parallel- and one dimensional assembly of nanowires. In this review paper, the future direction of electric field guided assembly of nanowires is discussed with our recent results. The challenges and opportunities of the assembly are also introduced with the current trends of the nanowire assembly.


2018 ◽  
Vol 2018 ◽  
pp. 1-17 ◽  
Author(s):  
Kalyan Das ◽  
Satyabrata Das ◽  
Rabi Kumar Darji ◽  
Ananya Mishra

The sensor cloud is a combination of cloud computing with a wireless sensor network (WSN) which provides an easy to scale and efficient computing infrastructure for real-time application. A sensor cloud should be energy efficient as the life of the battery in the sensor is limited and there is a huge consumption of energy in the data centre in running the servers to provide storage. In this paper, we have classified energy-efficient techniques for sensor cloud into different categories and analyzed each technology by using various parameters. Usage percentage of each parameter for every technology is calculated and for all technologies on average is also calculated. From our analysis, we found that most of the energy-efficient techniques ignore quality of service (QoS) parameters, scalability, and network lifetime. Multiparameter optimization including other QoS parameters along with energy may be the future direction of research. Our study will be helpful for researchers to get information regarding current methods used for an energy-efficient sensor cloud and also to build advanced systems in the future.


Author(s):  
Clare Lade ◽  
Paul Strickland ◽  
Elspeth Frew ◽  
Paul Willard ◽  
Sandra Cherro Osorio ◽  
...  

Wellness tourism is currently one of the fastest growing tourism niche markets having experienced exponential growth over the past two decades (Global Wellness Institute, 2018). The attributed reasons for the exponential growth is wellness being an essential factor in shaping people’s lives, as well as being increasingly influential in patterns of consumption and production. The wellness industry plays a crucial role as an important driver for future business growth and major innovations (Voigt and Pforr, 2013; Pyke et al., 2016). This chapter defines the relative terms of health, wellness, spa and medical tourism, identifies the current trends in the health and wellness sector, details the various wellness providers and considers the future direction of health and wellness in connection with tourism and destination development. The chapter concludes with a case study discussing the success factors of wellness spa tourism in Thailand.


2009 ◽  
Vol 42 (2) ◽  
pp. 147-180 ◽  
Author(s):  
Keith Richards

This paper reviews developments in qualitative research in language teaching since the year 2000, focusing on its contributions to the field and identifying issues that emerge. Its aims are to identify those areas in language teaching where qualitative research has the greatest potential and indicate what needs to be done to further improve the quality of its contribution. The paper begins by highlighting current trends and debates in the general area of qualitative research and offering a working definition of the term. At its core is an overview of developments in the new millennium based on the analysis of papers published in 15 journals related to the field of language teaching and a more detailed description, drawn from a range of sources, of exemplary contributions during that period. Issues of quality are also considered, using illustrative cases to point to aspects of published research that deserve closer attention in future work, and key publications on qualitative research practice are reviewed.


Author(s):  
Miguel I. Aguiree-Urreta ◽  
George M. Marakas

Requirements elicitation has been recognized as a critical stage in system development projects, yet current models prescribing particular elicitation techniques are still limited in their development and application. This research reviews efforts aimed at addressing this issue, and synthesizes a common structure consisting of project contingencies, elicitation techniques, logic of fit, and a success construct, arguing for the need to more comprehensively study and organize each. As a first step in this research, models drawn from organizational literature are used to categorize project contingencies into dimensions dealing with their impact on the uncertainty and equivocality of the overall development project.


2003 ◽  
Vol 15 (3) ◽  
pp. 156-160
Author(s):  
Michelle L. McDonald ◽  
Royston O. Hopkin

The quality of hospitality education is a topical issue. It is being increasingly realised that the education level of tourism employees impacts on the quality of a country’s tourism industry. As the most tourism‐oriented region globally, the Caribbean is slowly awakening to the realisation that, unless its tourism employees are highly educated and skilled, the region will continue to account for an insignificant percentage of world tourism arrivals. In Grenada, hospitality education courses are limited, given the small tourism plant and comparatively low visitor arrivals. Research was undertaken by one of the authors, to explore the opinions of the accommodation sector about current education provisions and the future direction that courses should take. Integration of all stakeholders in the implementation of the broad education policy outlined by the government is crucial to improving hospitality education in Grenada to ensure a competitive tourism industry.


2016 ◽  
Vol 10 (1) ◽  
pp. 47-72 ◽  
Author(s):  
Dan Svantesson

This paper examines and analyses current trends in the field of Internet jurisdiction, including the troubling development of overly broad claims of 'scope of jurisdiction', the increasing interest in so-called geo-location technologies and the tendency of litigants targeting Internet intermediaries. A handful of recent key judgments from around the world are also analysed, and an effort is made to identify and present key projects and other initiatives currently dealingwith the topic of Internet jurisdiction. Based on observations flowing from this analysis, a selection of speculations as to the future of Internet jurisdiction is presented.It will be shown that while the topic of Internet jurisdiction is currently gaining an unprecedented degree of attention and, while progress is being made, there are several serious hurdles in relation to which we have seen little or no progress over the past 20 years. In addition, there are new dangerous trends emerging, adding to the concerns for the future direction of Internet jurisdiction.


2019 ◽  
Vol 64 ◽  
pp. 01012
Author(s):  
Olivier Chamel

The persistent growth of the human civilization, fueled in large part by technological progress has brought upon us a series of very serious challenges. The quality of our overall environment, energy and food supply are subjected to increased pressure, while access to decent employment, housing and medical care remains broadly unequal. According to the current trends most of the world’s future population growth will occur in cities, therefore positioning the city as a key component to solving challenges associated with human development. Based on that assumption, it seems crucial to think about what the city of the future should be and look like. If we look for existing and graphically convincing representation of the city of the future, we are inevitably drawn to popular culture media such as movies and graphic novels. For almost a century, movies in particular have proposed realistic constructs of future urban settlements along with the life associated with them. Based on a number of ideas expressed in motion pictures over the years about urban life in the future, one can argue that both past and recent predictions tend to be technologically optimistic but socially and environmentally pessimistic. This paper proposes to identify and discuss a number of challenges as well as opportunities associated with urban development in the next 100 to 200 years and present a series of urban visions to illustrate both positive and negative trends.


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