Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 60 for “"system usability"”.
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Beyond problem identification: valuing methods in a ‘system usability practice’
Historically, usability evaluation methods (UEMs) have been evaluated on their capability for problem identification. However, the relevance of this approach has been questioned for applied usability work. To investigate alternative explanations of what is important for method use a grounded theory …
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Expert system usability: modeling and analysis of human- advisor interaction
Usability of an expert system is dependent upon the relationship between a human user and the expert system interface. The interface is defined as any combination of equipment with which the user and expert system communicate. Within the context of this research, the interface is considered to be …
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Þýðing, aðlögun og staðfærsla System Usability Scale (SUS) fyrir íslensk börn
… þess að nota hann innan heilbrigðisþjónustunnar. System Usability Scale (e. SUS) er aðgengilegur tíu spurninga kvarði sem nota má til að meta gæði stafrænna lausna. Aðferð: Í þessari rannsókn var SUS þýddur, aðlagaður og staðfærður fyrir íslensk börn á aldrinum 8–16 ára. Þýðingin fór fram samkvæmt …
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Remote Learning in Higher Education: Exploring Human Factors Challenges and Learning Management System Usability
… challenges impact learning. Interviews assessed usability and effectiveness of Canvas, ERAU’s learning management system. Results indicate that Canvas and the remote environment present barriers that hinder engagement, connection, and, ultimately, community building. Canvas lacks features that …
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Toward a Layout-Based Predictor of User Effort Required to Achieve Software System Usability Goals
… to learn how to operate unfamiliar software systems, users must expend mental and physical energy, which may be objectively and quantitatively measured as effort. This thesis hypothesizes that the amount of effort needed by users to achieve operability goals is intrinsic to aspects of system …
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USER INTERFACE DESIGN AND EVALUATION IN A MANUFACTURING ENGINEERING CONTEXT: A USABILITY PERSPECTIVE
… experience a high level of manufacturing system usability. System usability in the manufacturing field is the central topic of this thesis, and the need for more end-user participation in the development phase is discussed. Usability can be defined as a combination of such user-oriented …
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Stokvels: bringing together borrowers, savers, and investors
… different evaluations were carried out on the system namely, (1) system testing, to evaluate the implemented features and their correctness, (2) a heuristic evaluation with a set of expert evaluators, (3) usability testing and (4) user acceptance testing with potential users of the application. …
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Identifying an Optimal Dining Plan System for the Entertainment Industry
… at Walt Disney World (WDW). Under the current system, the information provided to guests explaining the program is unclear which leads to confusion for guests. For example, guests are not sure what food they can purchase using the DDP or at which dining locations they can use the DDP. Given …
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The development and use of a web application to aid clinician involvement and patient agency in clinical trial recruitment
… of Scrum and Feature Driven Development. Usability testing was conducted by 33 participants from the local area. Virtual interviews were conducted, where participants adopted fictional patient details and followed instructions to use the site, thereafter evaluating their experience through …
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Understanding Video Interview Experiences and ADHD
… on performance outcomes and perceptions of system usability, global fairness ratings, interview anxiety levels, and ease of use. Using a between-group design (optimal versus standard design), we found that optimal design proves superior to standard design on system usability and ease of use …
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Design of a Novel Video-Assisted Tube Over Tube Rigid Bronchoscope for the Removal of Foreign Bodies from the Bronchi Following Aspiration
… airway. The redesign compromises of several subsystems: the rigid bronchoscope (and attached camera), ventilation connector tube and an uncuffed endotracheal tube (ETT). These subsystems were designed to ensure constant ventilation throughout the insertion of the bronchoscope, whilst providing …
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An empirical investigation to examine the usability issues of using adaptive, adaptable, and mixed-initiative approaches in in-teractive systems
… of graphical user interface (GUI) and usability evaluation presents an advantage to mastering every piece of software and ensuring perfect quality of work. The increasing demand for online learning is becoming more important, both individually and academically. This thesis introduces …
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The Use of Speech Recognition Technology in Automotive Applications
… tools that assist designers of in-vehicle systems; (3) to experimentally examine automatic speech recognition (ASR) design parameters, input modalities, and driver ages; and (4) to provide human factors recommendations for the use of speech recognition technology in automotive applications. …
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Optimizing cybersecurity knowledge graph question answering: a framework for performance and generalization
UTC's ForensiQ system demonstrates that Knowledge Graph Question Answering (KGQA) systems can handle the scale and complexity of Internet of Things (IoT) forensics. However, using KGQA systems requires a high level of technical expertise, and there are concerns about ForensiQ's inference speed and …
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Utilizing Machine Learning Methods for Usability Evaluation in Learning Management Systems
The concept of usability refers to a user's capability to interact with a system to fulfill goals in terms of task completion (effectiveness), time measurement (efficiency), and positive attitude (satisfaction). The strategy for usability evaluation in software systems usually involves …
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ASSESSING THE USABILITY OF MONTEREY PHOENIX SOFTWARE
The current and future system engineer’s toolkit increasingly contains complex software applications to aid in the defining and designing of systems. This thesis presents an examination of the software usability reported by a group of DOD military and civilian personnel who were exposed to one such …
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GitIt: An Interactive Online Platform for Teaching Command Line Based Skills Through Visualizations
… instructors and student progress metrics. The system was evaluated through an expert evaluation and a pilot comparative study between beginner and expert user. We found that our system achieved a System Usability Scale (SUS) score of 82.5, indicating excellent usability. Additionally, the pilot …
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Rapid development, real-world deployment, and evaluation of projected augmented reality applications
Current interactive projected augmented reality systems are not designed to support rapid development and deployment of applications beyond the confines of research labs. I developed a series of self-contained interactive projector-sensor systems (collectively LuminAR devices) and a web-based …
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An Investigation into Locomotion Techniques for Use in Virtual Reality Games
… data such as time, damage taken, overall usability from System Usability Scale Questionnaires, and overall workload measured from the NASA Task-Load Index Questionnaire. We also found that RSRT and World Grab were least preferred overall and performed measurably worse in terms of time, …
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