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.
Results
Showing 1 to 12 of 12 for “"Virtual Assistant"”.
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Concept for a virtual assistant with an LLMbased multi-agent system to process user input in intralogistics
Virtual assistants are widely used in consumer settings but remain rare in industrial intralogistics. Existing systems often rely on predefined commands, struggle with specialised terminology, and lack flexibility in dynamic environments. At the same time, intralogistics is characterised by complex …
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Alexa as a shopping assistant : the effects of message interactivity and the mediating role of social presence
… factors that influence consumer intention to use virtual assistants for online shopping. It examines (a) whether existing concepts in communication technology literature (particularly message interactivity and social presence) are applicable to understanding consumer responses to virtual …
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Virtual Teaching Assistant to Support Students' Efforts in Programming
… an automated grading tool. We have developed a Virtual Teaching Assistant for Web-CAT, called Maria, who can support the students to help alleviate some of the negative emotions towards programming. We have used an animated pedagogical agent as the virtual assistant as certain characteristics of …
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Earth Mission Control: A Virtual Reality Platform for Bridging the Climate Science Communication Gap
… graphs. With the rise of commercially available virtual reality (VR), we can leverage the affordances of the immersive technology to help integrate multiple modalities into a cohesive experience. In this thesis, I will present the design and implementation of the Earth Mission Control (EMC), an …
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A preliminary framework and case studies for product and systems design
… on food waste from the city's waste stream and a virtual assistant and online platform for people with vision impairment in India. Learnings from these projects are used to propose a preliminary framework for designing for products with a systems component. This framework proposes that the design …
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ADAPT: Approach to Develop context-Aware solutions forPersonalised asthma managemenT
… through case-based reasoning, and includes virtual assistant as a complementing technology supporting asthma management. The comprehensive nature of ADAPT motivates the study of the interaction between context-aware reasoning and case-based reasoning in Intelligent Environments, which is …
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Assisting Technology: Disability Expertise and Labor in Artificial Intelligence (AI) Data Work in China
… intentions and unclear sound generated by the virtual assistant system necessitates a constant workforce of data annotators, who have rich tacit knowledge, good institutional memory, and a strong working relationship with the developers. Disabled workers in China, pushed out of a wide range of …
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Applied psychology in human-computer interaction: the social impact of a virtual assistant's gender and human-likeness in self-service
… interaction and the creation of a virtual assistant (VA) for use in self-‐service checkouts (SSCOs). Existing research investigating the impact of interface agents and avatars in virtual shopping, gaming, and teaching environments presents a range of findings, yet there is …
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Human-Building Symbiotic Communication with Voice-based Proactive Smart Home Assistants
… and energy-saving. The rise of voice-based virtual assistants like Amazon's Alexa, Google assistants in the past five years has brought new potentials to provide occupants with a convenient and intuitive interface to interact with smart homes through conversations. However, the one-way …
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Alexa, dóna'm les notícies! Disseny d'un model pilot de servei informatiu públic per l'assistent de veu d'Amazon
Aquest treball d'aplicació professional presenta un model de servei informatiu de TV3 iCatalunya Ràdio pensat per a ser integrat en aquells dispositius tecnològics que serveixen la informació a través d'assistents de veu - en particular, a l'assistent Alexa, d'Amazon. El treball utilitza la …
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Propuesta de implementación de pausas activas por medio de un asistente virtual para la pyme colombiana IT270 S.A.S
… busca identificar la relevancia de un asistente virtual que no solo apropie las ventajas tecnológicas propias de su naturaleza, sino que también, entienda las dinámicas humanas necesarias para acompañar las pausas activas de los Teletrabajadores de la compañía colombiana IT270, buscando …
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Knowledge engineering for semantic understanding
This thesis addresses the challenges of improving semantic understanding in conversational agents by combining Knowledge Graphs (KGs) and Large Language Models (LLMs) within a flexible, multi-domain knowledge plugin architecture. We explore the inherent difficulties LLMs face in interpreting …