Crowd-sourced user experience evaluation and adaptation for a personalized user interface

dc.contributor.advisorPerera I
dc.contributor.authorRathnayake BN
dc.date.accept2019
dc.date.accessioned2019
dc.date.available2019
dc.date.issued2019
dc.description.abstractWe have been using a vast array of software products which provide different services. Even there are many products which fulfill the same requirement some software products stand out from the rest. Providing a strong user experience has been the driving factor for the success of a software product. The goal of the user experience design is to improve user satisfaction, loyalty, and ease of use. To maintain constant user satisfaction throughout the product lifetime, conducting user experience evaluations are desirable however these evaluations tend to be short-term evaluations only focusing on initial product designs. This research aims to promote crowdsourcing mechanisms to gather user feedback on the user experience of any website. These evaluations would be carried out through conversations based questionnaires and capture users perspective of the product. The system can be integrated into any website and it will gather users’ answers and their sentiment through conversation-based questionnaires. These user evaluations are analyzed to determine what the user desire and user configuration will be saved as personalized content. These personalized content in the user interface are again to be used to represent the website based on the majority perspective. This research aims to provide insight on how conversational chat-bots are capable of capturing personas of the feedback providers and increasing the feedback rate than questionnaires. Based on the feedback gathered through the Chatbot users 73.1% of the users rated that they choose Chatbot over filling online forms. On how Chatbot is capable of mimicking a human being 12% of the users thought they were actually talking to a real human being while 68% thought it was a computer-based program. The application consists of an admin dashboard which represents demographic data, overall sentiment and sentiment score variation over time, which would be an immense help to the usability evaluation of a particular website.en_US
dc.identifier.accnoTH4009en_US
dc.identifier.citationRathnayake, B.N. (2019). Crowd-sourced user experience evaluation and adaptation for a personalized user interface [Master’s theses, University of Moratuwa]. Institutional Repository University of Moratuwa. http://dl.lib.mrt.ac.lk/handle/123/16005
dc.identifier.degreeMSc in Computer Science and Engineeringen_US
dc.identifier.departmentDepartment of Computer Science & Engineeringen_US
dc.identifier.facultyEngineeringen_US
dc.identifier.urihttp://dl.lib.mrt.ac.lk/handle/123/16005
dc.language.isoenen_US
dc.subjectCOMPUTER SCIENCE AND ENGINEERING-Dissertationsen_US
dc.subjectCOMPUTER SCIENCE-Dissertationsen_US
dc.subjectCOMPUTER INTERFASESen_US
dc.subjectSENTIMENT ANALYSISen_US
dc.subjectCOMPUTER SOFTWARE-Usability Evaluationen_US
dc.subjectCHATBOTen_US
dc.titleCrowd-sourced user experience evaluation and adaptation for a personalized user interfaceen_US
dc.typeThesis-Full-texten_US

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