Empirical Investigation of Usability Evaluation Methods for Mobile Applications Using Evidence-Based Approach

Author(s):  
Priyanka Mathur ◽  
Swati V. Chande
Author(s):  
Regina Bernhaupt ◽  
Kristijan Mihalic ◽  
Marianna Obrist

Evaluating mobile applications and devices is particularly challenging given the variability of users, uses, and environments involved. This chapter introduces usability evaluation methods (UEMs) for mobile applications. Over the past decades various usability evaluation methods have been developed and implemented to improve and assure easy-to-use user interfaces and systems. Since most of the so-called ‘classical’ methods have demonstrated shortcomings when used in the field of mobile applications, they were broadened, varied, and changed to meet the demands of testing usability for mobile applications. This chapter presents a selection of these ‘classical’ methods and introduces some methodological variations for testing usability in the area of mobile devices and applications. It argues for a combination of both field evaluation methods and traditional laboratory testing to cover different phases in the user-centered design and development process.


Author(s):  
Regina Bernhaupt

In order to develop easy-to-use multimodal interfaces for mobile applications, effective usability evaluation methods (UEMs) are an essential component of the development process. Over the past decades various usability evaluation methods have been developed and implemented to improve and assure easyto- use user interfaces and systems. However, most of the so-called ‘classical’ methods exhibit shortcomings when used in the field of mobile applications, especially when addressing multimodal interaction (MMI). Hence, several ‘classical’ methods were broadened, varied, and changed to meet the demands of testing usability for multimodal interfaces and mobile applications. This chapter presents a selection of these ‘classical’ methods, and introduces some newly developed methods for testing usability in the area of multimodal interfaces. The chapter concludes with a summary on currently available methods for usability evaluation of multimodal interfaces for mobile devices.


2016 ◽  
Vol 2016 ◽  
pp. 1-16 ◽  
Author(s):  
Andrés Solano ◽  
César A. Collazos ◽  
Cristian Rusu ◽  
Habib M. Fardoun

Usability is a fundamental quality characteristic for the success of an interactive system. It is a concept that includes a set of metrics and methods in order to obtain easy-to-learn and easy-to-use systems. Usability Evaluation Methods, UEM, are quite diverse; their application depends on variables such as costs, time availability, and human resources. A large number of UEM can be employed to assess interactive software systems, but questions arise when deciding which method and/or combination of methods gives more (relevant) information. We proposeCollaborative Usability Evaluation Methods, CUEM, following the principles defined by the Collaboration Engineering. This paper analyzes a set of CUEM conducted on different interactive software systems. It proposes combinations of CUEM that provide more complete and comprehensive information about the usability of interactive software systems than those evaluation methods conducted independently.


Author(s):  
Azham Hussain ◽  
Ahlam Mohamed Omar

The usability of the mobile applications is the most important factor in developing, so the key to develop successful mobile applications is usability, especially for users have specific needs such as visually impaired. However, developers do not focus on visually impaired users. Moreover, there are limited studies and usability evaluation models for mobile applications for visually impaired so developers use just a modified usability evaluation methods which are not enough and useful to evaluate mobile applications for visually impaired, or they use general usability evaluation models. Therefore, using these methods or models is difficult for evaluator and not useful for visually impaired users. This study conducts Systematic Literature Review (SLR) to identify usability dimensions that help mobile applications developers and evaluators to evaluate mobile application for users which have moderate and severe visual impairment. The result shows that, six dimensions that have a significant impact on moderate and severe visually impaired users' satisfaction, who use mobile applications. These dimensions namely efficiency, effectiveness, satisfaction, errors, accessibility and understandability.


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