Navigability Design and Measurement

Author(s):  
Hong Zhu ◽  
Yanlong Zhang

Navigation has been a significant issue in portal design and evaluation because one of the biggest problems in using the Web is “lost in the information ocean.” To solve navigability problems in the development of Web sites in general, and portals in particular, navigation design guidelines and navigability metrics have been proposed and investigated in the literature. The guidelines are rules for the design of portal’s structures to ensure acceptable navigability. The metrics provide a set of quantitative measurements to analyse and evaluate the designs of portals so that the navigability can be judged objectively and compared precisely. These two approaches are complementary to each other, and form a set of Web engineering techniques to solve Web portal navigability problem.

Author(s):  
G. Sreedhar

Due to the unceasing growth of web sites and applications, developers and evaluators have interesting challenges not only from the development but also from the quality assurance point of view. The quality assurance was and is one of the challenging processes in software engineering as well as for the web engineering, as a new discipline. Although there exist many design guidelines, and metrics for the evaluation of web sites and applications, most of them lack a well-defined specification framework and even worse a strategy for consultation and reuse. The main theme of the research paper is to provide optimization techniques to improve the correctness of the website.


Author(s):  
G. Sreedhar

Due to the unceasing growth of web sites and applications, developers and evaluators have interesting challenges not only from the development but also from the quality assurance point of view. The quality assurance was and is one of the challenging processes in software engineering as well as for the web engineering, as a new discipline. Although there exists many design guidelines, and metrics for the evaluation of web sites and applications, most of them lack a well-defined specification framework and even worse a strategy for consultation and reuse. The main theme of the chapter is to provide optimization techniques to improve the correctness of the website.


Author(s):  
Roberto Sassano ◽  
Luis Olsina ◽  
Luisa Mich

The consistent modeling of quality requirements for Web sites and applications at different stages of the life cycle is still a challenge to most Web engineering researchers and practitioners. In the present chapter, we propose an integrated approach to specify quality requirements to Web sites and applications. By extending the ISO 9126-1 quality views characteristics, we discuss how to model internal, external quality, and quality in use views taking into account not only the software features, but also the own characteristics of Web applications. Particularly, we thoroughly analyze the modeling of the content characteristic for evaluating the quality of information–so critical for the whole Web application eras. The resulting model represents a first step towards a multi-dimensional integrated approach to evaluate Web sites at different lifecycle stages.


Author(s):  
G. Sreedhar

Due to the unceasing growth of web sites and applications, developers and evaluators have interesting challenges not only from the development but also from the quality assurance point of view. The quality assurance was and is one of the challenging processes in software engineering as well as for web engineering, as a new discipline. Although there exist many design guidelines and metrics for the evaluation of web sites and applications, most of them lack a well-defined specification framework and even worse a strategy for consultation and reuse. The main theme of the chapter is to provide optimization techniques to improve the correctness of the website.


Author(s):  
Américo Sampaio

The growth of the Internet and the World Wide Web has contributed to significant changes in many areas of our society. The Web has provided new ways of doing business, and many companies have been offering new services as well as migrating their systems to the Web. The main goal of the first Web sites was to facilitate the sharing of information between computers around the world. These Web sites were mainly composed of simple hypertext documents containing information in text format and links to other documents that could be spread all over the world. The first users of this new technology were university researchers interested in some easier form of publishing their work, and also searching for other interesting research sources from other universities.


2000 ◽  
Vol 44 (12) ◽  
pp. 2-527-2-530
Author(s):  
Dahai Liu ◽  
Ibraheem S. Tarawneh ◽  
Ram Bishu

This paper discusses the issues pertaining to web quality. The web quality is defined in terms of the design process of the web sites as well as the presented information. Within each term a set of criteria was developed that affect the web quality. These sets of criteria are applicable for both web page design guidelines and web page evaluation and improvements. A simple quantitative evaluation model was given using these criteria, the model is based on the AHP methodology.


2011 ◽  
pp. 706-713
Author(s):  
Udo Averweg ◽  
Geoff Erwin ◽  
Don Petkov

Internet portals may be seen as Web sites which provide the gateway to corporate information from a single point of access. Leveraging knowledge—both internal and external—is the key to using a portal as a centralized database of best practices that can be applied across all departments and all lines of business within an organisation (Zimmerman, 2003). The potential of the Web portal market and its technology has inspired the mutation of search engines (for example, Yahoo®) and the establishment of new vendors in that area (for example, Hummingbird® and Brio Technology®). A portal is simply a single, distilled view of information from various sources. Portal technologies integrate information, content, and enterprise applications. However, the term portal has been applied to systems that differ widely in capabilities and complexity (Smith, 2004). A portal aims to establish a community


Author(s):  
Udo Averweg ◽  
Geoff Erwin ◽  
Don Petkov

Internet portals may be seen as Web sites which provide the gateway to corporate information from a single point of access. Leveraging knowledge—both internal and external—is the key to using a portal as a centralized database of best practices that can be applied across all departments and all lines of business within an organisation (Zimmerman, 2003). The potential of the Web portal market and its technology has inspired the mutation of search engines (for example, Yahoo®) and the establishment of new vendors in that area (for example, Hummingbird® and Brio Technology®). A portal is simply a single, distilled view of information from various sources. Portal technologies integrate information, content, and enterprise applications. However, the term portal has been applied to systems that differ widely in capabilities and complexity (Smith, 2004). A portal aims to establish a community


2003 ◽  
Vol 1 (1) ◽  
pp. 70-86
Author(s):  
Christine Rzepka

One of the top reasons given for use of the internet is the ability to search for health information. However, much of the planning for web-based health information often fails to consider accessibility issues. If health care organizations and community agencies’ web sites have the latest, most wellresearched information on the health topics of the day, it is useless to those who cannot access it because of invisible technological barriers. Many flashy, high-tech sites were designed only to appeal to the needs of the mainstream population, with no consideration given to how people with disabilities must adapt their use of the web in order to access information. This article addresses issues of access specific to web site development, and will explore barriers to accessibility frequently experienced by web users with disabilities, requirements for ADA compliance, and how people with disabilities use the web. Web site accessibility guidelines, as well as simple evaluation tools, will be discussed. A thorough review of the article will enable even the least tech-savvy of health educators to enhance their skills in planning and evaluating web sites to promote access for people with disabilities.


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